Developer Resources

Abstract API

API suite for various use cases, including IP geolocation, gender detection, or email validation.

Apify

Web scraping and automation platform to create an API for any website and extract data. Ready-made scrapers, integrated proxies, and custom solutions. Free plan with $5 platform credits included every month.

APITemplate.io

Auto-generate images and PDF documents with a simple API or automation tools like Zapier & Airtable. No CSS/HTML is required. The free plan comes with 50 images/month and three templates.

APIVerve

Get instant access to over 120+ APIs for free, built with quality, consistency, and reliability in mind. The free plan covers up to 50 API Tokens per month. (Possibly taken down, 2025-06-25)

Arize AI

AI engineering platform that helps AI eng/PMs, evaluate, and observe AI applications and agents with built-in Alyx agent. Free product inlcudes 25k spans and ingestion volume of 1gb per month.

Beeceptor

No-code, cloud-based platform for mocking and debugging multi-protocol APIs (REST, SOAP, gRPC & GraphQL), providing instant servers with rules-based logic, CRUD & stateful mocking, proxying, and CORS management for faster integration and testing. The free plan includes 50 requests per day and provid

BigDataCloud

Provides fast, accurate, and free (Unlimited or up to 10K-50K/month) APIs for modern web like IP Geolocation, Reverse Geocoding, Networking Insights, Email and Phone Validation, Client Info and more.

Browse AI

Monitor any webpage for changes. Download any data on the web as a spreadsheet. Turn any website into an API.

BrowserCat

Headless browser API for automation, scraping, AI agent web access, image/pdf generation, and more. Free plan with 1k requests per month.

Calendarific

Enterprise-grade Public holiday API service for over 200 countries. The free plan includes 500 calls per month.

Canopy

GraphQL API for Amazon.com product, search, and category data. The free plan includes 100 calls per month.

CarAPI.dev

Comprehensive automotive data API with VIN decoding, stolen vehicle checks, vehicle valuation, inspection data, and more. Free tier includes 100 requests/month across all 9 endpoints.

Cloudmersive

Utility API platform with full access to expansive API Library including Document Conversion, Virus Scanning, and more with 600 calls/month, North America AZ only, 2.5MB maximum file size.

CometML

The MLOps platform for experiment tracking, model production management, model registry, and complete data lineage, covering your workflow from training to production. Free for individuals and academics.

Commerce Layer

Composable commerce API that can build, place, and manage orders from any front end. The developer plan allows 100 orders per month and up to 1,000 SKUs for free.

Composio

Integration platform for AI Agents and LLMs. Integrate over 200+ tools across the agentic internet.

Conversion Tools

Online File Converter for documents, images, video, audio, and eBooks. REST API is available. Libraries for Node.js, PHP, Python. Support files up to 50 GB (for paid plans). The free tier is limited by file size (20MB) and number of conversions (30/Day, 300/Month).

Country-State-City Microservice API

API and Microservice to provides a wide range of information including countries, regions, provinces, cities, postal codes, and much more. The free tier includes up to 100 requests per day.

Coupler

Data integration tool that syncs between apps. It can create live dashboards and reports, transform and manipulate values, and collect and back up insights. The free plan is limited to one user, data connection, data source, and data destination. Also requires manual data refresh.

CraftMyPDF

Auto-Generate PDF documents from reusable templates with a drop-and-drop editor and a simple API. The free plan comes with 100 PDFs/month and three templates.

Cube

Cube helps data engineers and application developers access data from modern data stores, organize it into consistent definitions, and deliver it to every application. The fastest way to use Cube is with Cube Cloud, which has a free tier limited to 1,000 queries per day.

CurlHub

Proxy service for inspecting and debugging API calls. The free plan includes 10,000 requests per month.

CurrencyScoop

Realtime currency data API for fintech apps. The free plan includes 5,000 calls per month.

CustomJS

HTML to PDF or PDF to PNG/Text & PDF merging/extraction/merging APIs. Free tier has 600 calls a month.

Data Fetcher

Connect Airtable to any application or API with no code. Postman-like interface for running API requests in Airtable. Pre-built integrations with dozens of apps. The free plan includes 100 runs per month.

Data Miner

A browser extension (Google Chrome, MS Edge) for data extraction from web pages CSV or Excel. The free plan gives you 500 pages/month.

Dataimporter.io

Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month.

Datalore

Python notebooks by Jetbrains. Includes 10 GB of storage and 120 hours of runtime each month.

DB Designer

Cloud-based Database schema design and modeling tool with a free starter plan of 2 Database models and ten tables per model.

DB-IP

Free IP geolocation API with 1k request per IP per day.lite database under the CC-BY 4.0 License is free too.

DeepAR

Augmented reality face filters for any platform with one SDK. The free plan provides up to 10 monthly active users (MAU) and tracks up to 4 faces

Deepnote

A new data science notebook. Jupyter is compatible with real-time collaboration and running in the cloud. The free tier includes unlimited personal projects, unlimited basic machines with 5GB RAM and 2vCPU, and teams with up to 3 editors.

DiffJSON

An online tool for comparing differences between two JSON data structures, helping you quickly locate the differences in JSON data.

Disease.sh

A free API providing accurate data for building the Covid-19 related useful Apps.

Doczilla

SaaS API empowering the generation of screenshots or PDFs directly from HTML/CSS/JS code. The free plan allows 250 documents month.

Doppio

Managed API to generate and privately store PDFs and Screenshots using top rendering technology. The free plan allows 400 PDFs and Screenshots per month.

drawDB

Online database entity-realtionship diagram editor, data modeler, and SQL generator. Design, visualize, and export scripts without an account and completely free of charge.

DynamicDocs

Generate PDF documents with JSON to PDF API based on LaTeX templates. The free plan allows 50 API calls per month and access to a library of templates.

Earnings Feed

Real-time SEC filings, insider trades, and institutional holdings API. Free tier includes 15 requests per minute.

Export SDK

PDF generator API with drag-and-drop template editor that provides an SDK and no-code integrations. The free plan has 250 monthly pages, unlimited users, and three templates.

ExtendsClass

Free web-based HTTP client to send HTTP requests.

Financial Data

Stock market and financial data API. Free plan allows 300 requests per day.

FormatJSONOnline.com

A free, browser-based tool to format, validate,compare and minify JSON data instantly.

FraudLabs Pro

Screen an order transaction for credit card payment fraud. This REST API will detect all possible fraud traits based on the input parameters of an order. The Free Micro plan has 500 transactions per month.

FreeIPAPI

Free, Fast and Reliable IP Geolocation API for commercial and non-commercial users available in JSON

Geolocated.io

IP Geolocation API with multi-continent servers, offering a free plan with 2,000 requests per day.

Google Colab

Free web-based Python notebook environment with Nvidia Tesla K80 GPU.

Hex

a collaborative data platform for notebooks, data apps, and knowledge libraries. Free community tier with up to five projects.

Hook0

Hook0 is an open-source Webhooks-as-a-service (WaaS) that makes it easy for online products to provide webhooks. Dispatch up to 100 events/day with seven days of history retention for free.

Hoppscotch

Helps you create requests faster, saving precious time on development.

huggingface.co

We’re on a journey to advance and democratize artificial intelligence through open source and open science.

Insomnia

Leading Open Source API Client, and Collaborative API Design Platform for GraphQL, and REST.

Invantive Cloud

Access over 70 (cloud)platforms such as Exact Online, Twinfield, ActiveCampaign or Visma using Invantive SQL or OData4 (typically Power BI or Power Query). Includes data replication and exchange. Free plan for developers and implementation consultants. Free for specific platforms with limitations in

IP Geolocation

Free IP Geolocation API and Accurate IP Database provides country, city, zip code, ISP data in REST JSON and XML format from any IPv4 and IPv6 Address.

IP Geolocation API

IP Geolocation API from Abstract - Allows 1,000 free requests.

ip-api

IP Geolocation API, Free for non-commercial use, no API key required, limited to 45 req/minute from the same IP address for the free plan.

IP.City

100 Free IP geolocation requests per day

IP2Location.io

Freemium, fast, and reliable IP geolocation API. Get data like city, coordinates, ISP, ASN, AS data and more. The free plan includes 50k credits per month. IP2Location.io also offers 500 free WHOIS and hosted domain lookups per month. See domain registration details and find domains hosted on a spec

ipaddress.sh

Simple service to get a public IP address in different [formats](https://about.ipaddress.sh/).

ipapi

IP Address Location API by Kloudend, Inc - A reliable geolocation API built on AWS, trusted by Fortune 500. The free tier offers 30k lookups/month (1k/day) without signup.

ipapi.is

A reliable IP Address API from Developers for Developers with the best Hosting Detection capabilities that exist. The free plan offers 1000 lookups without signup.

ipbase.com

IP Geolocation API - Forever free plan that spans 150 monthly requests.

IPinfo

Fast, accurate, and free (up to 50k/month) IP address data API. Offers APIs with details on geolocation, companies, carriers, IP ranges, domains, abuse contacts, and more. All paid APIs can be trialed for free.

IPLocate

IP Geolocation API, free up to 1,000 requests/day. Includes proxy/VPN/hosting detection, ASN data, IP to Company, and more. IPLocate also offers free downloadable IP to Country and IP to ASN databases in CSV or GeoIP-compatible MMDB formats.

IPTrace

An embarrassingly simple API that provides your business with reliable and helpful IP geolocation data with 50,000 free lookups per month.

JSON IP

Returns the Public IP address of the client it is requested from. No registration is required for the free tier. Using CORS, data can be requested using client-side JS directly from the browser. Useful for services monitoring change in client and server IPs. Unlimited Requests.

JSON to Table

Convert JSON into an interactive table for quick viewing, editing, and sharing online.

JSON2Video

A video editing API to automate video marketing and social media videos, programmatically or with no code.

JSONGrid

Free tool to Visualize, Edit, Filter complex JSON data into beautiful tabular Grid. Save and Share JSON data over link link.

JSONing

Create a fake REST API from a JSON object, and customize HTTP status codes, headers, and response bodies.

JSONSwiss

JSONSwiss is a powerful online JSON viewer, editor, and validator. Format, visualize, search, and manipulate JSON data with AI-powered repair, tree view, table view, code generation in 12+ programming languages, convert json to csv, xml, yaml, properties and more.

KillBait API

KillBait API allows users to submit URLs for content evaluation, detecting potential clickbait and categorizing articles. The API is designed for moderate publishing frequency, with limits of 1 submission per hour and 10 per day. Media partners can request higher limits.

Kreya

Free gRPC GUI client to call and test gRPC APIs. Can import gRPC APIs via server reflection.

LoginLlama

A login security API to detect fraudulent and suspicious logins and notify your customers. Free for 1,000 logins per month.

Market Data API

Provides real-time and historical financial data for stocks, options, mutual funds, and more. The Free Forever API tier allows for 100 daily API requests at no charge.

Maxim AI

Simulate, evaluate, and observe your AI agents. Maxim is an end-to-end evaluation and observability platform, helping teams ship their AI agents reliably and >5x faster. Free forever for indie developers and small teams (3 seats).

microlink.io

It turns any website into data such as metatags normalization, beauty link previews, scraping capabilities, or screenshots as a service. 50 requests per day, every day free.

Mintlify

Modern standard for API documentation. Beautiful and easy-to-maintain UI components, in-app search, and interactive playground. Free for 1 editor.

MockAPI

MockAPI is a simple tool that lets you quickly mock up APIs, generate custom data, and perform operations using a RESTful interface. MockAPI is meant to be a prototyping/testing/learning tool. One project/2 resources per project for free.

Mockfly

Unlock the next level of agile development with our all-in-one solution for feature flag management and API mocking. Seamlessly integrate, test, and control new features, while mocking APIs to accelerate your development cycle.

Mocko.dev

Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integrations tests.

Multi-Exit IP Address Checker

A free and simple tool to check your exit IP address across multiple nodes and understand how your IP appears to different global regions and services. Useful for testing rule-based DNS splitting tools such as Control D.

News API

Search news on the web with code, and get JSON results. Developers get 100 queries free each day. Articles have a 24 hour delay.

numlookupapi.com

Free phone number validation API - 100 free requests / month.

OCR.Space

An OCR API parses image and pdf files that return the text results in JSON format. 25,000 requests per month are free and a 1MB file size limit.

OpenAPI3 Designer

Visually create Open API 3 definitions for free.

Parseur

20 free pages/month: Extract data from PDFs, emails. AI powered. Full API access.

PDF-API.io

PDF Automation API, visual template editor or HTML to PDF, dynamic data integration, and PDF rendering with an API. The free plan comes with one template, 100 PDFs/month.

PDFBolt

Developer-focused PDF generation API designed with privacy in mind. It offers Stripe-inspired documentation and includes 500 free PDF conversions per month.

pdfEndpoint.com

Effortlessly convert HTML or URLs to PDF with a simple API. One hundred conversions per month for free.

Pixela

Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible.

Postman

Simplify workflows and create better APIs – faster – with Postman, a collaboration platform for API development. Use the Postman App for free forever. Postman cloud features are also free forever with certain limits.

PrefectCloud

A complete platform for dataflow automation. Free plan includes 5 deployed workflows and 500 minutes of serverless compute credits per month.

Preset Cloud

A hosted Apache Superset service. Forever free for teams of up to 5 users, featuring unlimited dashboards and charts, a no-code chart builder, and a collaborative SQL editor.

ProxySentry

IP API that detects residential proxies and VPNs. ProxySentry.io offers a free tier with 10k requests per month on rapidapi.com.

Reducto

Turn any unstructured documents (PDF, XLSX, JPG, PPTX, etc.) into structured JSON data. Parse, extract data, and edit PDF forms. Free tier with 15k free credits and pay-as-you-go.

Rendi

FFmpeg API - A REST API for FFmpeg, run FFmpeg online without handling the infrastructure. Free tier with monthly processing quota and 4 vCPUs available.

RequestBin.com

Create a free endpoint to which you can send HTTP requests. Any HTTP requests sent to that endpoint will be recorded with the associated payload and headers so you can observe recommendations from webhooks and other services.

ROBOHASH

Web service to generate unique and cool images from any text.

Scraper's Proxy

Simple HTTP proxy API for scraping. Scrape anonymously without having to worry about restrictions, blocks, or captchas. First 100 successful scrapes per month free including javascript rendering (more available if you contact support).

ScrapingAnt

Headless Chrome scraping API and free checked proxies service. Javascript rendering, premium rotating proxies, CAPTCHAs avoiding. Free 10,000 API credits.

SerpApi

Real-time search engine scraping API. Returns structured JSON results for Google, YouTube, Bing, Baidu, Walmart, and many other machines. The free plan includes 100 successful API calls per month.

Sheetson

Instantly turn any Google Sheets into a RESTful API. Free plan available, including 1,000 free rows per sheet.

Simplescraper

Trigger your webhook after each operation. The free plan includes 100 cloud scrape credits.

Siterelic

Siterelic API lets you take screenshots, audit websites, TLS scan, DNS lookup, test TTFB, and more. The free plan offers 100 API requests per month.

SmartParse

SmartParse is a data migration and CSV to API platform that offers time- and cost-saving developer tools. The Free tier includes 300 Processing Units per month, Browser uploads, Data quarantining, Circuit breakers, and Job Alerts.

Sofodata

Create secure RESTful APIs from CSV files. Upload a CSV file and instantly access the data via its API allowing faster application development. The free plan includes 2 APIs and 2,500 API calls per month. You don't need a credit card.

Sqlable

A suite of free database tools offering SQL formatting, code validation, regex testing, realistic fake data generation, and interactive database playgrounds.

Supportivekoala

Allows you to autogenerate images by your input via templates. The free plan allows you to create up to 50 images per month.

Svix

Webhooks as a Service. Send up to 50,000 messages/month for free.

Tavily AI

API for online search and rapid insights and comprehensive research, with the capability of organization of research results. 1000 request/month for the Free tier with No credit card required.

The IP API

IP Geolocation API with 1000 free requests / day. Provides information about the location of an IP address, including country, city, region, and more.

TinyMCE

rich text editing API. Core features are free for unlimited usage.

Tomorrow.io Weather API

Offers free plan of weather API. Provides accurate and up-to-date weather forecasting with global coverage, historical data and weather monitoring solutions.

Treblle

Treblle helps teams build, ship, and govern APIs. With advanced API log aggregation, observability, docs, and debugging. You get all features for free, but there is a limit of up to 250k requests per month on the free tier.

UniRateAPI

Real-time exchange rates for 590+ currencies and crypto. Unlimited API calls on the free plan, perfect for developers and finance apps.

vatcheckapi.com

Simple and free VAT number validation API. 150 free validations per month.

WeatherXu

Global weather data including current conditions, hourly and daily forecasts, and weather alerts via our API. Integrating AI models and ML systems to analyze and combine multiple weather models to deliver improved forecast accuracy. Free tier includes 10,000 API calls/month.

WebScraping.AI

Simple Web Scraping API with built-in parsing, Chrome rendering, and proxies. Two thousand free API calls per month.

Weights & Biases

The developer-first MLOps platform. Build better models faster with experiment tracking, dataset versioning, and model management. Free tier for personal projects only, with 100 GB of storage included.

What The Diff

AI-powered code review assistant. The free plan has a limit of 25,000 monthly tokens (~10 PRs).

wolfram.com

Built-in knowledge-based algorithms in the cloud.

wrapapi.com

Turn any website into a parameterized API. 30k API calls per month.

Zenscrape

Web scraping API with headless browsers, residentials IPs, and straightforward pricing. One thousand free API calls/month and extra credits for students and non-profits.

Zipcodebase

Free Zip Code API, access to Worldwide Postal Code Data. 5,000 free requests/month.

Zipcodestack

Free Zip Code API and Postal Code Validation. Ten thousand free requests/month.

Zuplo

Free API Management platform to design, build, and deploy APIs to the Edge. Add API Key authentication, rate limiting, developer documentation and Monetization to any API in minutes. OpenAPI-native and fully-programmable with web standard apis & Typescript. The free plan offers up to 10 projects, un

amplitude.com

1 million monthly events, up to 2 apps

AppFit

AppFit is a comprehensive analytics and product management tool designed to facilitate seamless, cross-platform management of analytics and product updates. Free plan includes 10,000 events per month, product journal and weekly insights.

Aptabase

Open Source, Privacy-Friendly, and Simple Analytics for Mobile and Desktop Apps. SDKs for Swift, Kotlin, React Native, Flutter, Electron, and many others. Free for up to 20,000 events per month.

Avo

Simplified analytics release workflow. Single-source-of-truth tracking plan, type-safe analytics tracking library, in-app debuggers, and data observability to catch all data issues before you release. Free for two workspace members and 1 hour data observability lookback.

Beampipe.io

Beampipe is simple, privacy-focussed web analytics. free for up to 5 domains & 10k monthly page views.

Census

Reverse ETL & Operational Analytics Platform. Sync 10 fields from your data warehouse to 60+ SaaS like Salesforce, Zendesk, or Amplitude.

Clicky

Website Analytics Platform. Free Plan for one website with 3000 views analytics.

counter.dev

Web analytics made simple and therefore privacy friendly. Free or pay what you want by donation.

DocBeacon

Secure document sharing with document tracking and engagement Analytics. Free plan supports up to 20 PDF documents (10 MB max), 10 contacts, and 2 shares per document with basic analytics for views downloads, time and engagement.

Dwh.dev

Data Cloud Observability Solution (Snowflake). Free for personal use.

Expensify

Expense reporting, free personal reporting approval workflow

getinsights.io

Insights is the next level of privacy-focused web analytics. We provide full event, page views, and user journeys tracking while respecting your users privacy.

GoatCounter

GoatCounter is an open-source web analytics platform available as a hosted service (free for non-commercial use) or self-hosted app. It aims to offer easy-to-use and meaningful privacy-friendly web analytics as an alternative to Google Analytics or Matomo. The free tier is for non-commercial use and

Google Analytics

Google Analytics

heap.io

Automatically captures every user action in iOS or web apps. Free for up to 10K monthly sessions.

Hightouch

Hightouch is a Reverse ETL platform that helps you sync customer data from your data warehouse to your CRM, marketing, and support tools. The free tier offers you one destination to sync data to.

Hotjar

Website Analytics and Reports . Free Plan allows 2000 pageviews/day. One hundred snapshots/day (max capacity: 300). Three snapshot heatmaps can be stored for 365 days. Unlimited Team Members. Also in App and standalone surveys, feedback widgets with screenshots. Free tier allows creating 3 surveys &

LogSpot

Full unified web and product analytics platform, including embeddable analytics widgets and automated robots (slack, telegram, and webhooks). Free plan includes 10,000 events per month.

MetricsWave

Privacy-friendly Google Analytics alternative for developers. Free plan allows 1M pageviews per month without credit card required.

Mixpanel

Get valuable customer insights to make smarter decisions and act faster based on how customers use your product or website with Mixpanel. Try it free.

Moesif

Generate revenue from APIs via usage-based billing. Connect to Stripe, Chargebee, etc. The free tier offers 30,000 events/month.

PostHog

Full Product Analytics suite free for up to 1m tracked events per month. Also provides unlimited in-App Surveys with 250/month responses.

Repohistory

Beautiful dashboard for tracking GitHub repo traffic history longer than 14 days. Free Plan allows users to monitor traffic for a single repository.

Row Zero

Blazingly fast, connected spreadsheet. Connect directly to data databases, S3, and APIs. Import, analyze, graph, and share millions of rows instantly. Three free (forever) workbooks.

Rybbit

Open-source and cookieless alternative to Google Analytics that is 10x more intuitive. Free plans has 3,000 monthly events.

Seline

Seline is a simple & private website and product analytics. Cookieless, lightweight, independent. Free plan includes 3,000 events per month and provides access to all our features, such as the dashboard, user journeys, funnels, and more.

StatCounter

Website Viewer Analytics. Free plan for analytics of 500 most recent visitors.

Statsig

A robust platform for feature management, A/B testing, analytics, and more. Its generous free plan offers unlimited seats, flags, experiments, and dynamic configurations, supporting up to 1 million events per month.

Trackingplan

Automatically detect digital analytics, marketing data and pixels issues, maintain up-to-date tracking plans, and foster seamless collaboration. Deploy it to your production environment with real traffic or add analytics coverage to your regression tests without writing code.

TrackWith Dicloud

Free lightweight privacy-focused alternative to Google Analytics. Unlimited pageviews, unlimited visitor, unlimited page heatmaps & goal tracking. Free for up to 3 domains and 600 session replay per domain.

Umami

Simple, fast, privacy-focused, open-source alternative to Google Analytics.

usabilityhub.com

Test designs and mockups on real people and track visitors. Free for one user, unlimited tests

Userbird

Google Analytics alternative with heatmaps, session recordings and revenue tracking.

Gemfury

Private and public artifact repos for Maven, PyPi, NPM, Go Module, Nuget, APT, and RPM repositories. Free for public projects.

jitpack.io

Maven repository for JVM and Android projects on GitHub, free for public projects.

paperspace

Build & scale AI models, Develop, train, and deploy AI applications, free plan: public projects, 5Gb storage, basic instances.

RepoFlow

RepoFlow Simplifies package management with support for npm, PyPI, Docker, Go, Helm, and more. Try it for free with 10GB storage, 10GB bandwidth, 100 packages, and unlimited users in the cloud, or self-hosted for personal use only.

RepoForge

Private cloud-hosted repository for Python, Debian, NPM packages and Docker registries. Free plan for open source/public projects.

repsy.io

1 GB Free private/public Maven Repository.

360username

A free tool to search a username across 90+ social platforms to find matching profiles.

Aserto

Fine-grained authorization as a service for applications and APIs. Free up to 1000 MAUs and 100 authorizer instances.

asgardeo.io

Seamless Integration of SSO, MFA, passwordless auth and more. Includes SDKs for frontend and backend apps. Free up to 1000 MAUs and five identity providers.

Auth0

Hosted SSO. The free plan includes 25,000 MAUs, unlimited Social Connections, a custom domain, and more.

Authgear

Bring Passwordless, OTPs, 2FA, SSO to your apps in minutes. All Front-end included. Free up to 5000 MAUs.

Authress

Authentication login and access control, unlimited identity providers for any project. Facebook, Google, Twitter and more. The first 1000 API calls are free.

Authy

Two-factor authentication (2FA) on multiple devices, with backups. Drop-in replacement for Google Authenticator. Free for up to 100 successful authentications.

Cerbos Hub

A complete authorization management system for authoring, testing, and deploying access policies. Fine-grained authorization and access control, free up to 100 monthly active principals.

Clerk

User management, authentication, 2FA/MFA, prebuilt UI components for sign-in, sign-up, user profiles, and more. Free up to 10,000 monthly active users.

Cloud-IAM

Keycloak Identity and Access Management as a Service. Free up to 100 users and one realm.

Descope

Add passwordless authentication, user management, and authorization to your app with a few lines of code. Choose from our drag-and-drop workflows, SDKs, or APIs.

duo.com

Two-factor authentication (2FA) for website or app. Free for ten users, all authentication methods, unlimited, integrations, hardware tokens.

Kinde

Simple, robust authentication you can integrate with your product in minutes. Everything you need to get started with 7,500 free MAU.

logintc.com

Two-factor authentication (2FA) by push notifications, free for ten users, VPN, Websites, and SSH

Logto

Develop, secure, and manage user identities of your product - for both authentication and authorization. Free for up to 5,000 MAUs with open-source self-hosted option available.

MojoAuth

Quickly integrate passwordless authentication for web and mobile applications to give users a smooth, secure login experience.

Okta

User management, authentication and authorization. Free for up to 100 monthly active users.

Ory

AuthN/AuthZ/OAuth2.0/Zero Trust managed security platform. Forever free developer accounts with all security features, unlimited team members, 200 daily active users, and 25k/mo permission checks.

Permit.io

Auhtorization-as-a-service provider platform enabling RBAC, ABAC, and ReBAC for scalable microservices with real-time updates and a no-code policy UI. A 1000 Monthly Active User free tier.

Phase Two

Keycloak Open Source Identity and Access Management. Free realm up to 1000 users, up to 10 SSO connections, leveraging Phase Two's Keycloak enhanced container which includes the [Organization](https://phasetwo.io/product/organizations/) extension.

PropelAuth

A Sell to companies of any size immediately with a few lines of code, free up to 200 users and 10k Transactional Emails (with a watermark branding: "Powered by PropelAuth").

Stack Auth

Open-source authentication that doesn't suck. The most developer-friendly solution, getting you started in just five minutes. Self-hostable for free, or offers a managed SaaS version with 10k free Monthly Active Users.

Stytch

An all-in-one platform that provides APIs and SDKs for authentication and fraud prevention. The free plan includes 10,000 monthly active users, unlimited organizations, 5 SSO or SCIM connections, and 1,000 M2M tokens.

SuperTokens

Open source user authentication that natively integrates into your app - enabling you to get started quickly while controlling the user and developer experience. Free for up to 5000 MAUs.

WorkOS

Free user management and authentication for up to 1 Million MAUs. Support email + password, social auth, Magic Auth, MFA, and more.

ZITADEL Cloud

A turnkey user and access management that works for you and supports multi-tenant (B2B) use cases. Free for up to 25,000 authenticated requests, with all security features (no paywall for OTP, Passwordless, Policies, and so on).

Activepieces

Build automation flows to connect several apps together in your app's backend. For example, send a Slack message or add a Google Sheet row when an event fires in your app. Free up to 5,000 tasks per month.

back4app.com

Our simple, straightforward plans offer stability and predictability at the end of the month. No more surprise bills.

backendless.com

Mobile and Web Baas, with 1 GB file storage free, push notifications of 50,000/month, and 1000 data objects in the table.

bismuth.cloud

Our AI will boostrap your Python API on our function runtime and hosted storage, build and host for free in our online editor or locally with your favorite tools.

Claw.cloud

A PaaS platform offering $5/month in free credits for users with a GitHub account older than 180 days. Perfect for hosting apps, databases, and more. ([Signup Link with free credit](https://ap-southeast-1.run.claw.cloud/signin)).

connectycube.com

Unlimited chat messages, p2p voice & video calls, files attachments and push notifications. Free for apps up to 1000 users.

convex.dev

Reactive backend as a service, hosting your data (documents with relationships & serializable ACID transactions), serverless functions, and WebSockets to stream updates to various clients. Free for small projects - up to 1M records, 5M monthly function calls.

ETLR

Define, version, and deploy automation scripts using YAML. A developer-first alternative to drag-and-drop tools. Can be used for scheduled tasks, AI agents, and infrastructure monitoring. Free tier includes 100 credits/month.

Flutter Flow

Build your Flutter App UI without writing a single line of code. Also has a Firebase integration. The free plan includes full access to UI Builder and Free templates.

getstream.io

Scalable & fast API for building social networks, activity feeds, activity streams and chat apps.

IFTTT

Automate your favorite apps and devices. Free 2 Applets

Integrately

Automate tedious tasks with a single click. Free 100 Tasks, 15 Minute

LeanCloud

Mobile backend. 1GB of data storage, 256MB instance, 3K API requests/day, and 10K pushes/day are free. (API is very similar to Parse Platform)

nhost.io

Nhost is an open source Firebase alternative with GraphQL, built with the following things in mind: Open Source, GraphQL, SQL, Great Developer Experience

OneSignal

Unlimited free push notifications. 10,000 email sends per month, with unlimited contacts and access to Auto Warm Up.

paraio.com

Backend service API with flexible authentication, full-text search and caching. Free for one app, 1GB of app data.

pubnub.com

Swift, Kotlin, and React messaging at 1 million transactions each month. Transactions may contain multiple messages.

pushbots.com

Push notification service. Free for up to 1.5 million pushes/month

pusher.com

A push notifications API for developers who need critical information delivered every time. Scalable delivery for all your apps with no complex integration.

simperium.com

Move data everywhere instantly and automatically, multi-platform, unlimited sending and storage of structured data, max. 2,500 users/month

Supabase

The Open Source Firebase Alternative to build backends. Free Plan offers Authentication, Realtime Database & Object Storage.

tyk.io

API management with authentication, quotas, monitoring and analytics. Free cloud offering

zapier.com

Connect the apps you use to automate tasks. Five zaps every 15 minutes and 100 tasks/month

Jor1k

an OpenRISC virtual machine capable of running Linux with network support.

JsLinux

a really fast x86 virtual machine capable of running Linux and Windows 2k.

v86

an x86 virtual machine capable of running Linux and other OS directly into the browser.

bootstrapcdn.com

CDN for bootstrap, bootswatch and fontawesome.io

CacheFly

Up to 5 TB per month of Free CDN traffic, 19 Core PoPs , 1 Domain and Universal SSL.

cdnjs.com

Simple. Fast. Reliable. Content delivery at its finest. cdnjs is a free and open-source CDN service trusted by over 11% of all websites, powered by Cloudflare. We make it faster and easier to load library files on your websites.

developers.google.com

The Google Hosted Libraries is a content distribution network for the most popular Open Source JavaScript libraries

jsdelivr.com

A multi-CDN with over 540 CDN locations that has everything on GitHub, npm, esm, Google Hosted Libraries, Skypack, unpkg, and WordPress.

Microsoft Ajax

The Microsoft Ajax CDN hosts popular third-party JavaScript libraries such as jQuery and enables you to easily add them to your Web application

Namecheap Supersonic

Free DDoS protection

ovh.ie

Free DDoS protection and SSL certificate

PromoProxy

Free cloud Secure Web Gateway. Free plan includes up to 5 users and 1 GB per day.

raw.githack.com

A modern replacement of rawgit.com which simply hosts file using Cloudflare

Skypack

The 100% Native ES Module JavaScript CDN. Free for 1 million requests per domain per month.

statically.io

CDN for Git repos (GitHub, GitLab, Bitbucket), WordPress-related assets, and images

Stellate

Stellate is a blazing-fast, reliable CDN for your GraphQL API and free for two services.

toranproxy.com

Proxy for Packagist and GitHub. Never fail CD. Free for personal use, one developer, no support

UNPKG

CDN for everything on npm

weserv

An image cache & resize service. Manipulate images on the fly with a worldwide cache.

appcircle.io

An enterprise-grade mobile DevOps platform that automates the build, test, and publish store of mobile apps for faster, efficient release cycle. Free for 30 minutes max build time per build, 20 monthly builds and 1 concurrent build.

appveyor.com

CD service for Windows, free for Open Source

bitrise.io

A CI/CD for mobile apps, native or hybrid. With 200 free builds/month 10 min build time and two team members. OSS projects get 45 min build time, +1 concurrency and unlimited team size.

buddy.works

Get the most powerful and easy-to-configure continuous integration and delivery platform.

bytebase.com

Safer and faster database change and version control for DBAs and Developers

CircleCI

Comprehensive free plan with all features included in a hosted CI/CD service for GitHub, GitLab, and BitBucket repositories. Multiple resource classes, Docker, Windows, Mac OS, ARM executors, local runners, test splitting, Docker Layer Caching, and other advanced CI/CD features. Free for up to 6000

cirrus-ci.org

Free for public GitHub repositories

cirun.io

Cirun let's you create and manage self-hosted Github Action runners on your cloud.

codemagic.io

Codemagic is a fully hosted and managed CI/CD for mobile apps. You can build, test, and deploy with a GUI-based CI/CD tool. The free tier offers 500 free minutes/month and a Mac Mini instance with 2.3 GHz and 8 GB of RAM.

deployhq.com

1 project with ten daily deployments (30 build minutes/month)

LocalOps

Deploy your app on AWS/GCP/Azure in under 30 minutes. Setup standardised app environments on any cloud, which come with in-built continuous deployment automation and advanced observability. The free plan allows 1 user and 1 app environment.

Make

The workflow automation tool lets you connect apps and automate workflows using UI. It supports many apps and the most popular APIs. Free for public GitHub repositories, and free tier with 100 Mb, 1000 Operations, and 15 minutes of minimum interval.

Mergify

workflow automation and merge queue for GitHub — Free for public GitHub repositories

Nx Cloud

Nx Cloud speeds up your monorepos on CI with features such as remote caching, distribution of tasks across machines and even automated splitting of your e2e test runs. It comes with a free plan for up to 30 contributors with generous 150k credits included.

RunMyJob

Run GitHub Actions and GitLab CI pipelines smarter with real-time scaling Spike Instances. Free tier includes 400 vCPU-minutes, 800 GB-minutes, and 10 concurrent jobs with high-performance runners (12 vCPU and 32 GB RAM per job).

Shipfox

Run your GitHub actions 2x faster, 3.000 build minutes free each month.

Spacelift

Management platform for Infrastructure as Code. Free plan features: IaC collaboration, Terraform module registry, ChatOps integration, Continuous resource compliance with Open Policy Agent, SSO with SAML 2.0, and access to public worker pools: up to 200 minutes/month

Squash Labs

creates a VM for each branch and makes your app available from a unique URL, Unlimited public & private repos, Up to 2 GB VM Sizes.

Terramate

Terramate is an orchestration and management platform for Infrastructure as Code (IaC) tools such as Terraform, OpenTofu, and Terragrunt. Free up to 2 users including all features.

Terrateam

GitOps-first Terraform automation with pull request-driven workflows, project isolation via self-hosted runners, and layered runs for ordered operations. Free for up to 3 users.

Contentful

Headless CMS. Content management and delivery APIs in the cloud. Comes with one free Community space that includes five users, 25K records, 48 Content Types, 2 locales.

Cosmic

Headless CMS and API toolkit. Free personal plans for developers.

Crystallize

Headless PIM with ecommerce support. Built-in GraphQL API. The free version includes unlimited users, 1000 catalog items, 5 GB/month bandwidth, and 25k/month API calls.

DatoCMS

Offers free tier for small projects. DatoCMS is a GraphQL-based CMS. On the lower tier, you have 100k/month calls.

Hygraph

Offers free tier for small projects. GraphQL first API. Move away from legacy solutions to the GraphQL native Headless CMS - and deliver omnichannel content API first.

Prismic

Headless CMS. Content management interface with fully hosted and scalable API. The Community Plan provides unlimited API calls, documents, custom types, assets, and locales to one user. Everything that you need for your next project. Bigger free plans are available for Open Content/Open Source proje

Sanity.io

Platform for structured content with an open-source editing environment and a real-time hosted data store. Unlimited projects. Unlimited admin users, three non-admin users, two datasets, 500K API CDN requests, 10GB bandwidth, and 5GB assets included for free per project.

Solo

Free AI website creator from Mozilla, create a beautiful website for your business from a few simple inputs. Free custom domain, no credit card needed.

Squidex

Offers free tier for small projects. API / GraphQL first. Open source and based on event sourcing (versing every change automatically).

Storyblok

A Headless CMS for developers and marketers that works with all modern frameworks. The Community (free) tier offers Management API, Visual Editor, ten sources, Custom Field Types, Internationalization (unlimited languages/locales), Asset Manager (up to 2500 assets), Image Optimizing Service, Search

TinaCMS

Replacing Forestry.io. Open source Git-backed headless CMS that supports Markdown, MDX, and JSON. The basic offer is free with two users available.

WPJack

Set up WordPress on any cloud in less than 5 minutes! The free tier includes 1 server, 2 sites, free SSL certificates, and unlimited cron jobs. No time limits or expirations—your website, your way.

Brainboard

Collaborative solution to visually build and manage cloud infrastructures from end-to-end.

Cloud 66

Free for personal projects (includes one deployment server, one static site), Cloud 66 gives you everything you need to build, deploy, and grow your applications on any cloud without the headache of the “server stuff.”.

deployment.io

Deployment.io helps developers automate deployments on AWS. On our free tier, a developer (single user) can deploy unlimited static sites, web services, and environments. We provide 10 job executions free per month with previews and auto-deploys included in the free tier.

Pulumi

Modern infrastructure as a code platform that allows you to use familiar programming languages and tools to build, deploy, and manage cloud infrastructure.

scalr.com

Scalr is a Terraform Automation and COllaboration (TACO) product used to better collaboration and automation on infrastructure and configurations managed by Terraform. Full Terraform CLI support, OPA integration, and a hierarchical configuration model. No SSO tax. All features are included. Use up t

Appinvento

A free no-code app builder. It provides complete access to the automatically generated backend source code and allows for unlimited APIs and routes. The free plan includes three projects and five tables.

DhiWise

Converts Figma designs into dynamic Flutter and React applications. Its code generation technology is designed to optimize workflows for building production-ready mobile and web experiences.

Karbon Sites

An AI-powered site builder and editor that generates production-ready frontend code from text prompts, sketches, or resumes. Features include native Android (APK) export and a free tier with 5 generations per month (unlimited via custom Gemini API key).

Metalama

A C#-specific tool that generates boilerplate code on the fly during compilation to keep source code clean. It is free for open-source projects; its commercial-friendly free tier includes up to three aspects.

Supermaven

A high-speed AI code completion plugin for VS Code, JetBrains, and Neovim. The free tier provides unlimited inline completions with a focus on ultra-low latency.

v0.dev

Created by Vercel, v0 generates copy-and-paste friendly React code using shadcn/ui and Tailwind CSS. It uses a credit system, providing 1,200 starting credits and 200 free credits monthly.

beanstalkapp.com

A complete workflow to write, review, and deploy code), a free account for one user, and one repository with 100 MB of storage

codacy.com

Automated code reviews for PHP, Python, Ruby, Java, JavaScript, Scala, CSS, and CoffeeScript, free for unlimited public and private repositories

Codeac.io

Automated Infrastructure as Code review tool for DevOps integrates with GitHub, Bitbucket, and GitLab (even self-hosted). In addition to standard languages, it also analyzes Ansible, Terraform, CloudFormation, Kubernetes, and more. (open-source free)

codecov.io

Code coverage tool (SaaS), free for Open Source and one free private repo

CodeFactor

Automated Code Review for Git. The free version includes unlimited users, public repositories, and one private repo.

coderabbit.ai

AI-powered code review tool that integrates with GitHub/GitLab. Free tier includes 200 files/hour, 3 reviews per hour, and 50 conversations/hour. Free forever for open source projects.

CodSpeed

Automate performance tracking in your CI pipelines. Catch performance regressions before deployment, thanks to precise and consistent metrics. Free forever for Open Source projects.

coveralls.io

Display test coverage reports, free for Open Source

deepscan.io

Advanced static analysis for automatically finding runtime errors in JavaScript code, free for Open Source

DeepSource

DeepSource continuously analyzes source code changes, finding and fixing issues categorized under security, performance, anti-patterns, bug-risks, documentation, and style. Native integration with GitHub, GitLab, and Bitbucket.

DiffText

Instantly find the differences between two blocks of text. Works with plain text, code, json, yaml, html, css, markdown, and more.

eversql.com

EverSQL - The #1 platform for database optimization. Gain critical insights into your database and SQL queries automatically.

gerrithub.io

Gerrit code review for GitHub repositories for free

goreportcard.com

Code Quality for Go projects, free for Open Source

gtmetrix.com

Reports and thorough recommendations to optimize websites

holistic.dev

The #1 static code analyzer for Postgresql optimization. Performance, security, and architect database issues automatic detection service

houndci.com

Comments on GitHub commits about code quality, free for Open Source

reviewable.io

Code review for GitHub repositories, free for public or personal repos.

scan.coverity.com

Static code analysis for Java, C/C++, C# and JavaScript, free for Open Source

scrutinizer-ci.com

Continuous inspection platform, free for Open Source

semanticdiff.com

Programming language aware diff for GitHub pull requests and commits, free for public repositories

shields.io

Quality metadata badges for open source projects

sonarcloud.io

Enhance your workflow with continuous code quality, SonarCloud automatically analyzes and decorates pull requests on GitHub, Bitbucket, Azure DevOps and GitLab on major languages.

CodeKeep

Google Keep for Code Snippets. Organize, Discover, and share code snippets, featuring a powerful code screenshot tool with preset templates and a linking feature.

libraries.io

Search and dependency update notifications for 32 different package managers, free for open source

Namae

Search various websites like GitHub, Gitlab, Heroku, Netlify, and many more for the availability of your project name.

tickgit.com

Surfaces `TODO` comments (and other markers) to identify areas of code worth returning to for improvement.

GraphComment

GraphComment is a comments platform that helps you build an active community from the website’s audience.

IntenseDebate

A feature-rich comment system for WordPress, Tumblr, Blogger, and many other website platforms.

Remarkbox

Open source hosted comments platform, pay what you can for "One moderator on a few domains with complete control over behavior & appearance"

Utterances

A lightweight comments widget built on GitHub issues. Use GitHub issues for blog comments, wiki pages, and more!

Axiom

Store up to 0.5 TB of logs with 30-day retention. Includes integrations with platforms like Vercel and advanced data querying with email/Discord notifiers.

Bugsink

Error-tracking with Sentry-SDK compatability. Free for up to 5,000 errors/month, or unlimited use when self-hosted.

bugsnag.com

Free for up to 2,000 errors/month after the initial trial

CatchJS.com

JavaScript error tracking with screenshots and click trails. Free for open-source projects.

elmah.io

Error logging and uptime monitoring for web developers. Free Small Business subscription for open-source projects.

Embrace

Mobile app monitoring. Free for small teams with up to 1 million user sessions per year.

exceptionless

Real-time error, feature, log reporting, and more. Free for 3k events per month/1 user. Open source and easy to self-host for unlimited use.

GlitchTip

Simple, open-source error tracking. Compatible with open-source Sentry SDKs. 1000 events per month for free, or can self-host with no limits

honeybadger.io

Exception, uptime, and cron monitoring. Free for small teams and open-source projects (12,000 errors/month).

Jam

Report bugs in seconds, and get back to what you were doing. Its as easy as taking a screenshot. Fast for you, and perfect for the engineers.

memfault.com

Cloud device observability and debugging platform. 100 devices free for [Nordic](https://app.memfault.com/register-nordic), [NXP](https://app.memfault.com/register-nxp), and [Laird](https://app.memfault.com/register-laird) devices.

rollbar.com

Exception and error monitoring, free plan with 5,000 errors/month, unlimited users, 30 days retention

Semaphr

Free all-in-one kill switch for your mobile apps.

sentry.io

Sentry tracks app exceptions in real-time and has a small free plan. Free for 5k errors per month/ 1 user, unrestricted use if self-hosted

Whitespace

One-click bug reports straight in your browser. Free plan with unlimited recordings for personal use.

1.1.1.1

Free public DNS Resolver, which is fast and secure (encrypt your DNS query), provided by Cloudflare. Useful to bypass your internet provider's DNS blocking, prevent DNS query spying, and [to block adult & malware content](https://developers.cloudflare.com/1.1.1.1/1.1.1.1-for-families). It can also b

1984.is

Free DNS service with API and lots of other free DNS features included.

cloudns.net

Free DNS hosting up to 1 domain with 50 records

deSEC

Free DNS hosting with API support, designed with security in mind. Runs on open-source software and is supported by [SSE](https://www.securesystems.de/).

dns.he.net

Free DNS hosting service with Dynamic DNS Support

dnspod.com

Free DNS hosting.

duckdns.org

Duck DNS is a free Dynamic DNS service with large count of update scripts for different platforms, where you can get sub domains of duckdns.org for your devices with dynamic IP.

Dynv6.com

Free DDNS service with [API support](https://dynv6.com/docs/apis) and management of a lot of dns record types (like CNAME, MX, SPF, SRV, TXT and others).

freedns.afraid.org

Free DNS hosting. Also, provide free subdomains based on numerous public user [contributed domains](https://freedns.afraid.org/domain/registry/). Get free subdomains from the "Subdomains" menu after signing up.

Glauca

Free DNS hosting for up to 3 domains and DNSSEC support

Hetzner

Free DNS hosting from Hetzner with API support.

huaweicloud.com

Free DNS hosting by Huawei

LocalCert

Free `.localcert.net` subdomains compatible with public CAs for use with-in private networks

luadns.com

Free DNS hosting, three domains, all features with reasonable limits

namecheap.com

Free DNS. No limit on the number of domains

nextdns.io

DNS-based firewall, 300K free queries monthly

noip

a dynamic DNS service that allows up to 3 hostnames free with confirmation every 30 days

noip.at

Free DDNS service without registration, tracking, logging or advertising. No limit to domains.

sslip.io

Free DNS service that when queried with a hostname with an embedded IP address returns that IP address.

VolaryDDNS

Free high-performant DDNS with no subscriptions or advertisements

zilore.com

Free DNS hosting for 5 domains.

zoneedit.com

Free DNS hosting with Dynamic DNS Support.

Zonomi

Free DNS hosting service with instant DNS propagation. Free plan: 1 DNS zone (domain name) with up to 10 DNS records.

Awesome Cheatsheets

Awesome cheatsheets for popular programming languages, frameworks and development tools.

Bootstrap 5 Cheat Sheet

ThemeSelection's Bootstrap 5 Cheat Sheet.

Cheatography

Programming Cheat Sheets.

CSS 3, Media Queries Cheat Sheet

CSS 3, Media Queries Cheat Sheet.

CSS Grid Cheat Sheet

Your ultimate CSS grid visual guide.

DevDocs

DevDocs is an open source API documentation browser that combines multiple docs in a single web UI.

DEVHINTS

A modest collection of cheatsheets.

FLEX - Malven

A visual cheatsheet for CSS flex layout.

GitSheet

A dead simple git cheatsheet.

GRID - Malven

A visual cheatsheet for CSS grid layout.

HTML5 Canvas Cheat Sheet

HTML5 Canvas Cheat Sheet.

HTML5 Doctor

This is a quick reference of elements that are new or have been redefined in HTML5.

MDN Web Docs

The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps.

OverAPI

Collection Of Cheat Sheets.

SEO Cheat Sheet

The Web Developer's SEO Cheat Sheet.

Clockwork Micro

Map tools that work like clockwork. Fifty thousand free monthly queries (map tiles, db2vector, elevation).

Foursquare

Location discovery, venue search, and context-aware content from Places API and Pilgrim SDK.

geoapify.com

Vector and raster map tiles, geocoding, places, routing, isolines APIs. Three thousand free requests/day.

geocod.io

Geocoding via API or CSV Upload. Two thousand five hundred free queries/day.

geocodify.com

Geocoding and Geoparsing via API or CSV Upload. 10k free queries/month.

geojs.io

Highly available REST/JSON/JSONP IP Geolocation lookup API.

Geokeo api

Geocoding API with language correction and more. Worldwide coverage. 2,500 free daily queries

here

APIs and SDKs for maps and location-aware apps. 250k transactions/month for free.

IP Geolocation

Free IP Geolocation API and Accurate IP Database provides country, city, zip code, ISP data in REST JSON and XML format from any IPv4 and IPv6 Address.

ipstack

Locate and identify Website Visitors by IP Address

locationiq.com

Geocoding, Maps, and Routing APIs. Five thousand requests/day for free.

mapbox.com

Maps, geospatial services and SDKs for displaying map data.

maps.stamen.com

Free map tiles and tile hosting.

maptiler.com

Vector maps, map services and SDKs for map visualization. Free vector tiles with weekly updates and four map styles.

nominatim.org

OpenStreetMap's free geocoding service, providing global address search functionality and reverse geocoding capabilities.

opencagedata.com

Geocoding API aggregating OpenStreetMap and other open geo sources. Two thousand five hundred free queries/day.

osmnames

Geocoding, search results ranked by the popularity of related Wikipedia page.

positionstack

Free geocoding for global places and coordinates. 25,000 Requests per month for personal use.

stadiamaps.com

Map tiles, routing, navigation, and other geospatial APIs. Two thousand five hundred free map views and API requests/day for non-commercial usage and testing.

awwwards.

[Top websites] A showcase of all the best-designed websites (voted on by designers).

Behance

[Design showcase] A place where designers showcase their work. Filterable with categories for UI/UX projects.

dribbble

Dribbble is an online community and service for the exhibition of artistic content. It works as a self-promotion and networking platform for graphic design, web design, illustration, photography, and other creative areas

Landings

[Web screenshots] Find the best landing pages for your design inspiration based on your preference.

Lapa Ninja

[Landing page / UI KIts / Web screenshots] Lapa Ninja is a gallery featuring the best 6025 landing page examples, free books for designers and free UI kits from around the web.

LovelyLanding.net

[Landing Page Designs] Frequently updated landing page screenshots. Includes Desktop, Tablet, and Mobile screenshots.

Mobbin

[Mobile screenshots] Save hours of UI & UX research with our library of 50,000+ fully searchable mobile app screenshots.

Mobile Patterns

[Mobile screenshots] A design inspirational library featuring the finest UI UX Patterns (iOS and Android) for designers, developers, and product makers to reference.

Page Flows

[Mobile / web videos and screenshots] Videos of full flows across many mobile and web apps. Also includes screenshots. Highly searchable and indexed.

Refero

[Web screenshots] Tagged and searchable collection of design references from great web applications.

Screenlane

[Mobile screenshots] Get inspired and keep up with the latest web & mobile app UI design trends. Filterable by pattern and app.

scrnshts

[Mobile screenshots] A hand-picked collection of the finest app store design screenshots.

Uiland Design

[Mobile screenshots] Explore Mobile and Web UI Designs from Leading Companies in Africa and the world.

AllTheFreeStock

a curated list of free stock images, audio and videos.

Ant Design Landing Page

Ant Design Landing Page provides a template built by Ant Motion's motion components. It has a rich homepage template, downloads the template code package, and can be used quickly. You can also use the editor to quickly build your own dedicated page.

Backlight

With collaboration between developers and designers at heart, Backlight is a complete coding platform where teams build, document, publish, scale, and maintain Design Systems. The free plan allows up to 3 editors to work on one design system with unlimited viewers.

BoxySVG

A free installable Web app for drawing SVGs and exporting in SVG, PNG, jpeg, and other formats.

Branition

Hand-curated collection of color palettes best fitted for branding.

Calendar Icons Generator

- Generate an entire year's worth of unique icons in a single click, absolutely FREE

Canva

With Canva, anyone can create professional looking graphics and designs. Featuring thousands of templates and an easy to use editor.

Carousel Hero

Free online tool to create social media carousels.

Circum Icons

Consistent open-source icons such as SVG for React, Vue, and Svelte.

clevebrush.com

Free Graphics Design / Photo Collage App. Also, they offer paid integration of it as a component.

cloudconvert.com

File converter service - more than 200 different audio, video, document, ebook, archive, image, spreadsheet and presentation formats supported.

CMYK Pantone

Easily convert CMYK values to the closest Pantone colors and other color models in seconds for free.

CodedThemes

Offers a well-crafted admin dashboard & and UI kits designed to simplify and speed up modern web development.

CodeMyUI

Handpicked collection of Web Design & UI Inspiration with Code Snippets.

ColorKit

For artists and designers, bring your designs to life with our collection of online color tools and color palette inspiration.

colorr.me

Color & Gradient Generator

coolors

Create the perfect palette or get inspired by thousands of beautiful color schemes.

css-gradient.com

Free tool to quickly generate custom cross-browser CSS gradients. In RGB and HEX format.

css.glass

- Free web app for creating glassmorphic designs using CSS.

DaisyUI

- Free. "Use Tailwind CSS but write fewer class names" offers components like buttons.

easyvectors.com

EasyVectors.com is a free SVG vector art stock. Download the best vector graphics absolutely for free.

Excalidraw

Excalidraw is a virtual collaborative whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.

figma.com

Online, collaborative design tool for teams; free tier includes unlimited files and viewers with a max of 2 editors and three projects.

Float UI

free web development tool for quickly creating modern, responsive websites with sleek design, even for non-designers.

Flows

- A fully customizable product adoption platform for building onboarding and user engagement experiences. Free for up to 250 monthly tracked users.

Flyon UI

The Easiest Components Library For Tailwind CSS.

framer.com

Framer helps you iterate and animate interface ideas for your next app, website, or product—starting with powerful layouts. For anyone validating Framer as a professional prototyping tool: unlimited viewers, up to 2 editors, and up to 3 projects.

freeforcommercialuse.net

FFCU Worry-free model/property release stock photos

Glyphs

- Free, The Mightiest Icons on the Web, Fully editable & truly open source design system.

Gradientos

Gradientos makes it easy to find gradients.

Grapedrop

Responsive, powerful, SEO-optimized web page builder based on GrapesJS Framework. Free for the first five pages, unlimited custom domains, all features, and simple usage.

haikei.app

Haikei is a web app to generate unique SVG shapes, backgrounds, and patterns – ready to use with your design tools and workflow.

hypercolor.dev

- A curated collection of Tailwind CSS color gradients also provides a variety of generators to create your own.

HyperUI

- Free Open Source Tailwind CSS Components.

Icon Horse

Get the highest resolution favicon for any website from our simple API.

iconify.design

- A collection of over 100 icon packs with a unified interface. Allows you to search for icons across packs and export individual icons as SVGs or for popular web frameworks.

Iconoir

An open-source icons library with thousands of icons, supporting React, React Native, Flutter, Vue, Figma, and Framer.

Icons8

Download design elements for free: icons, photos, vector illustrations, and music for your videos. All the assets made by designers → consistent quality ⚡️

Image BG Blurer

- Generate a blurred background frame for an image, using that image source as the background blur, for Notion, Trello, Jira, and more tools

landen.co

Generate, edit, and publish beautiful websites and landing pages for your startup. All without code. The free tier allows you to have one website, fully customizable and published on the web.

lensdump.com

Free cloud image hosting.

Logo.dev

Discover the simplicity of sourcing logos and brand assets with Logo.dev's logo API. The most extensive and up-to-date resource for brands.

Lorem Picsum

A Free tool, easy to use, stylish placeholders. After our URL, add your desired image size (width & height), and you'll get a random image.

LottieFiles

The world’s largest online platform for the world’s most miniature animation format for designers, developers, and more. Access Lottie animation tools and plugins for Android, iOS, and Web.

Lucide

Free customizable and consistent SVG icon toolkit.

Lunacy

- Free graphic design tool with offline support, built-in assets (icons, photos, illustrations), and real-time collaboration. The free tier includes 10 cloud documents, a 30-day history, low-res assets, and basic design tools.

MagicPattern

A collection of CSS & SVG background generators & tools for gradients, patterns, and blobs.

marvelapp.com

Design, prototyping, and collaboration, free plan limited to one user and project.

Mastershot

Completely free browser-based video editor. No watermark, up to 1080p export options.

MDBootstrap

Free for personal & commercial use Bootstrap, Angular, React, and Vue UI Kits with over 700 components, stunning templates, 1-min installation, extensive tutorials & colossal community.

Mindmup.com

Unlimited mind maps for free and store them in the cloud. Your mind maps are available everywhere, instantly, from any device.

Mockplus iDoc

Mockplus iDoc is a powerful design collaboration & handoff tool. Free Plan includes three users and five projects with all features available.

mockupmark.com

Create realistic t-shirt and clothing mockups for social media and E-commerce, 40 free mockups.

Modeldraw.com

Complete diagramming platform with UML, system architecture, flowcharts, mind maps, and Agile workflows. Real-time collaboration with unlimited team members, no credit card required.

Mossaik

Free SVG image generator with different tools like waves, blogs and patterns.

movingpencils.com

Fast, browser-based vector editor. Completely free.

Nappy

- Beautiful photos of Black and Brown people, for free. For commercial and personal use.

NextUI

- Free. Beautiful, fast, and modern React & Next.js UI library.

NSPolygon

Free Stock Photos, Icons & Illustrations.

Octopus.do

Visual sitemap builder. Build your website structure in real time and rapidly share it to collaborate with your team or clients.

OKLCH

- Free OKLCH color picker and converter for web designers and developers.

okso.app

Minimalistic online drawing app. Allows to create fast sketches and visual notes. Exports sketches to PNG, JPG, SVG, and WEBP. Also installable as PWA. Free to use for everyone (no registration is needed).

Pencil

Open source design tool using Electron.

Penpot

Web-based, open-source design and prototyping tool. Supports SVG. Completely free.

pexels.com

Free stock photos and videos you can use everywhere. ✓ High-quality ✓ 100% free ✓ No attribution needed

photopea.com

Photopea Online Photo Editor lets you edit photos, apply effects, filters, add text, crop or resize pictures. Do Online Photo Editing in your browser for free!

Pixelixe

Create and edit engaging, unique graphics and images online.

pixlr.com

Free online browser editor on the level of commercial ones.

Plasmic

A fast, easy-to-use, robust web design tool and page builder that integrates into your codebase. Build responsive pages or complex components; optionally extend with code; and publish to production sites and apps.

PNG to WebP Converter

Convert PNG images to WebP images directly in your browser. No upload required, fully client-side processing for maximum privacy and security.

Pravatar

Generate a random/placeholder fake avatar whose URL can be directly hot-linked in your web/app.

Proto.io

Create fully interactive UI prototypes without coding. The free tier is available when the free trial ends. The free tier includes one user, one project, five prototypes, 100MB of online storage, and a preview of the proto.io app.

Quant Ux

Quant Ux is a prototyping and design tool. - It's completely free and also open source.

resizeappicon.com

A simple service to resize and manage your app icons.

Responsively App

A free dev tool for faster and more precise responsive web application development.

Rive

Create and ship beautiful animations to any platform. Free forever for Individuals. The service is an editor that also hosts all the graphics on their servers. They also provide runtimes for many platforms to run representations made using Rive.

SceneLab

Online mockup graphics editor with an ever-expanding collection of free design templates

Scrollbar.app

- Simple free web app for designing custom scrollbars for the web.

Shadcn Studio

Preview your theme changes across different components and layouts.

ShadcnUI

- Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

smartmockups.com

Create product mockups, 200 free mockups.

storyset.com

Create incredible free customized illustrations for your project using this tool.

Superdesigner

A collection of free design tools to create unique backgrounds, patterns, shapes, images, and more with just a few clicks.

SVG Converter

- Free JPG/PNG to SVG converter with color palette customization

SVGmix.com

Massive repository of 300K+ of free SVG icons, collections, and brand logos. It has a simple vector editing program right in the browser for quick file editing.

svgrepo.com

Explore, search and find the best fitting icons or vectors for your projects using wide variety vector library. Download free SVG Vectors for commercial use.

tabler-icons.io

2781 free and open source SVG icons designed with attention to detail to make your design stand out. Highly customizable. No attribution required. For commercial use.

Tailark

A collection of modern, responsive, pre-built UI blocks designed for marketing websites.

Tailcolors

- A beautiful Tailwind CSS v4 color palette. Instantly preview & copy the perfect Tailwind CSS color class.

Tailkits

- A curated collection of Tailwind templates, components, and tools, plus useful generators for code, grids, box shadows, and more.

TeleportHQ

Low-code Front-end Design & Development Platform. TeleportHQ is the collaborative front-end platform to instantly create and publish headless static websites. Three free projects, unlimited collaborators, and free code export.

TW Elements

Free Bootstrap components recreated with Tailwind CSS, but with better design and more functionalities.

tweakcn

Beautiful themes for shadcn/ui. Customize colors, typography, and more in real-time.

UI Avatars

Generate avatars with initials from names. The URLs can be directly hot-linked in your web/app. Support config parameters via the URL.

unDraw

A constantly updated collection of beautiful SVG images that you can use completely free without attribution.

Unicorn Platform

Effortless landing page builder with hosting. One website for free.

unsplash.com

Beautiful, free images and photos that you can download and use for any project. Better than any royalty free or stock photos.

Updrafts.app

WYSIWYG website builder for tailwindcss-based designs. Free for non-commercial usage.

vector.express

Convert your AI, CDR, DWG, DXF, EPS, HPGL, PDF, PLT, PS and SVG vector fast and easily.

vectr.com

Free Design App for Web + Desktop.

Vertopal

Vertopal is a free online platform for converting files to various formats. Including developer converters like JPG to SVG, GIF to APNG, PNG to WEBP, JSON to XML, etc.

Volume

OKLCH color picker and color palette generator.

walkme.com

Enterprise Class Guidance and Engagement Platform, free plan three walk-thru up to 5 steps/walk.

Wdrfree SVG

Black and White Free SVG Cut files.

Webflow

WYSIWYG website builder with animations and website hosting. Free for two projects.

Webstudio

- Open-source alternative to Webflow. The free plan offers unlimited websites on their domain. Five websites with custom domains. Ten thousand page views/month. 2 GB asset storage.

whimsical.com

Whimsical is the visual workspace for thinking and collaboration, combining flowcharts, wireframes, sticky notes, mind maps and docs. Crafted for speed and clarity.

xLayers

Preview and convert Sketch design files into Angular, React, Vue, LitElement, Stencil, Xamarin, and more (free and open source at https://github.com/xlayers/xlayers)

Zeplin

Designer and developer collaboration platform. Show designs, assets, and style guides. Free for one project.

AyeDot

Share your ideas, knowledge, and stories with the world for Free in the form of Modern multimedia short-format Miniblogs.

BearBlog

Minimalist, Markdown-powered blog and website builder.

Dev.to

A constructive and inclusive social network. Open source and radically transparent.

Hashnode

Hashnode is a free content creation platform and community that allows you to publish articles on your own domain.

JustBlogged

Free blogging platform with custom domain support, and fast global performance.

Medium

Medium is an open platform where readers find dynamic thinking, and where expert and undiscovered voices can share their writing on any topic.

Container Registry Service

A no frills Harbor based Container Registry Service for teams, individuals and Software Vendor looking for ways to distribute images instead of ZIP files..

Docker Hub

One free private repository and unlimited public repositories to build and store Docker images

Play with Docker

A simple, interactive and fun playground to learn Docker.

quay.io

Build and store container images with unlimited free public repositories

ttl.sh

Anonymous & ephemeral Docker image registry

DigitalPlat

Free subdomains.

pp.ua

Free pp.ua subdomains.

Cisco Networking Academy, Skills for All

Offers free certification-aligned courses in topics like cybersecurity, networking, and Python.

DeepLearning.AI Short Courses

Free short courses from industry-leading experts to get hands-on experience with the latest generative AI tools and techniques in an hour or less.

DevNet Academy

Free, self-paced training for the Cisco DevNet Expert / CCIE Automation certification. Covers Python Click and Flask-RESTx.

Django-tutorial.dev

Free online guides for learning Django as their first framework & gives free dofollow backlink to articles written by users.

edX

Offers access to over 4,000 free online courses from 250 leading institutions, including Harvard and MIT, specializing in computer science, engineering, and data science.

Exercism

Free, open-source programming education in over 75 programming languages, with human mentoring. A nonprofit organisation.

Free Professional Resume Templates & Editor

Free platform with lots of Resume templates of Experienced Professionals, ready to clone and edit fully and download, ATS optimized.

FreeCodeCamp

Open-source platform offering free courses and certifications in Data Analysis, Information Security, Web Development, and more.

Full Stack Open

Free university-level course on modern web development with React, Node.js, GraphQL, TypeScript, and more. Fully online and self-paced.

Khan Academy

Free online guides for learning basic and advanced HTML/CSS, JavaScript and SQL.

LabEx

Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.

MIT OpenCourseWare

MIT OpenCourseWare is an online publication of materials from over 2,500 MIT courses, freely sharing knowledge with learners and educators around the world. Youtube channel can be found at [@mitocw](https://www.youtube.com/@mitocw/featured)

Roadmap.sh

Free learning roadmaps covering all aspects of development from Blockchain to UX Design.

The Odin Project

Free, open-source platform with a curriculum focused on JavaScript and Ruby for web development.

W3Schools

W3Schools is optimized for learning, testing, and training. Examples might be simplified to improve reading and basic understanding.

10minutemail

Free, temporary email for testing.

AhaSend

Transactional email service, free for 1000 emails per month, with unlimited domains, team members, webhooks and message routes in the free plan.

AnonAddy

Open-source anonymous email forwarding, create unlimited email aliases for free

Antideo

10 API requests per hour for email verification, IP, and phone number validation in the free tier. No Credit Cards are required.

Brevo

9,000 emails/month, 300 emails/day free

Bump

Free 10 Bump email addresses, one custom domain

Burnermail

Free 5 Burner Email Addresses, 1 Mailbox, 7-day Mailbox History

Buttondown

Newsletter service. Up to 100 subscribers free

Contact.do

Contact form in a link (bitly for contact forms)

debugmail.io

Easy to use testing mail server for developers

dkimvalidator.com

Test if the email's DNS/SPF/DKIM/DMARC settings are correct, free service by roundsphere.com

DNSExit

Up to 2 Email addresses under your domain for free with 100MB of storage space. IMAP, POP3, SMTP, SPF/DKIM support.

EmailJS

This is not an entire email server; this is just an email client that you can use to send emails right from the client without exposing your credentials, the free tier has 200 monthly requests, 2 email templates, Requests up to 50Kb, Limited contacts history.

EmailLabs.io

Send up to 9,000 Emails for free every month, up to 300 emails daily.

EmailOctopus

Up to 2,500 subscribers and 10,000 emails per month free

Emailvalidation.io

100 free email verifications per month

EtherealMail

Ethereal is a fake SMTP service, mainly aimed at Nodemailer and EmailEngine users (but not limited to). It's an entirely free anti-transactional email service where messages never get delivered.

forwardemail.net

Free email forwarding for custom domains. Create and forward an unlimited amount of email addresses with your domain name (note: You must pay if you use .casa, .cf, .click, .email, .fit, .ga, .gdn, .gq, .lat, .loan, .london, .men, .ml, .pl, .rest, .ru, .tk, .top, .work TLDs due to spam)

Imitate Email

Enable software teams of all sizes to easily test email flows, whether writing your own software or using a third party, and across in-house and external users.

ImprovMX

Set up email forwarding in seconds and start receiving and sending emails with your domain name. Absolutely free. No registration. 24/7 Support.

Inboxes App

Create up to 3 temporary emails a day, then delete them when you're done from within a handy Chrome extension. Perfect for testing signup flows.

inboxkitten.com

Free temporary/disposable email inbox, with up to 3-day email auto-deletes. Open source and can be self-hosted.

mail-tester.com

Test if the email's DNS/SPF/DKIM/DMARC settings are correct, 20 free/month.

mailcatcher.me

Catches mail and serves it through a web interface.

mailchannels.com

Email API with REST API and SMTP integrations, free for upto 3,000 emails/month.

Mailcheck.ai

Prevent users to sign up with temporary email addresses, 120 requests/hour (~86,400 per month)

Mailchimp

Mailchimp is the All-In-One integrated marketing platform for small businesses, to grow your business on your terms. Its easy to use - start for free today!

Maildroppa

Up to 100 subscribers and unlimited emails as well as automations for free.

MailerLite.com

1,000 subscribers/month, 12,000 emails/month free

Maileroo

Boost email delivery and engagement with Maileroo. Enjoy advanced analytics, dedicated IPs, and seamless integration for fast and reliable email campaigns.

MailerSend.com

Cloud-based transactional email system designed for everyone. Integrate with your own API, use advanced email analytics and work with dynamic email templates.

mailinator.com

Free, public email system where you can use any inbox you want

Mailjet

6,000 emails/month free (200 emails daily sending limit)

mailsac.com

Free API for temporary email testing, free public email hosting, outbound capture, email-to-slack/websocket/webhook (1,500 monthly API limit)

Mailtrap.io

Email API, SMTP, 3,500 emails/month free for transactional and marketing emails. Email Sandbox - fake SMTP server for development, free plan with one inbox, 100 messages, no team member, two emails/second, no forward rules.

Mutant Mail

Free 10 Email IDs, 1 Domain, 1 Mailbox. Single Mailbox for All Email IDs.

OneSignal

Unlimited free push notifications. 10,000 email sends per month, with unlimited contacts and access to Auto Warm Up.

Parsio.io

Free email parser (Forward email, extract the data, send it to your server)

Plunk

3K emails/month for free

Postmark

100 emails/month free, unlimited DMARC weekly digests.

Proton Mail

Free secure email account service provider with built-in end-to-end encryption. Free 1GB storage.

Resend

Transactional emails API for developers. 3,000 emails/month, 100 emails/day free, one custom domain.

Sendpulse

500 subscribers/month, 15,000 emails/month free

SimpleLogin

Open source, self-hostable email alias/forwarding solution. Free 5 Aliases, unlimited bandwidth, unlimited reply/send. Free for educational staff (student, researcher, etc.).

Substack

Unlimited free newsletter service. Start paying when you charge for it.

Sweego

European transactional emails API for developers. 500 emails/day free.

temp-mail.io

Free disposable temporary email service with multiple emails at once and forwarding

Temp-Mail.org

Temporary / Disposable Mail Gen Utilizing a range variety of domain. Email Address refreshes everytime, the page is reloaded. It is entirely free and does not include any pricing for their services.

TempMailDetector.com

Verify up to 200 emails a month for free and see if an email is temporary or not.

trashmail.com

Free disposable email addresses with forwarding and automatic address expiration

Tuta

Free secure email account service provider with built-in end-to-end encryption, no ads, no tracking. Free 1GB storage, one calendar (Tuta also have an [paid plan](https://tuta.com/pricing).). Tuta is also partially [open source](https://github.com/tutao/tutanota), so you can self-host.

Verifalia

Real-time email verification API with mailbox confirmation and disposable email address detector; 25 free email verifications/day.

verimail.io

Bulk and API email verification service. 100 free verifications/month

Abby

Open-Source feature flags & A/B testing. Configuration as Code & Fully Typed Typescript SDKs. Strong integration with Frameworks such as Next.js & React. Generous free tier and cheap scaling options.

ConfigCat

ConfigCat is a developer-centric feature flag service with unlimited team size, excellent support, and a reasonable price tag. Free plan up to 10 flags, two environments, 1 product, and 5 Million requests per month.

Flagsmith

Release features with confidence; manage feature flags across web, mobile, and server-side applications. Use our hosted API, deploy to your own private cloud, or run on-premise.

GrowthBook

Open source feature flag and A/B testing provider with built-in Bayesian statistical analysis engine. Free for up to 3 users, unlimited feature flags and experiments.

Hypertune