List of free API stuff for developer👇🏽
If you're looking for all programming tools around API (not just free). Check this page List of API Programming Tools
Unlimited Projects Unlimited Rows per Sheet Unlimited Read Requests per month Read, Write, Edit and Delete
postman
Postman makes API development easy. Our platform offers the tools to simplify each step of the API building process and streamlines collaboration so you can create better APIs faster.
Tag: API, API-testing, API-client
Unlimited shared requests for up to 3 team members
MetalpriceAPI
MetalpriceAPI is a free and easy-to-use API for live and historical precious metals and foreign exchange rates.
Tag: API, exchangerate-api
Free 100 Req/mo
Cyclic.sh
Fullstack Javascript Apps: Front-end, Backend, Database, Scheduled tasks. All running with zero-config.
Tag: api, database, serverless, hosting, storage, aws, hosting-dynamic, paas
1 app 10,000 API reqs/month 1GB memory/req 1GB Object Storage (AWS S3) 1GB Database Storage (AWS DynamoDB) Unlimited blazing fast builds 3 Cron tasks/app Global deployment
Directus
Open-Source Data Platform — Directus wraps any SQL database with a real-time GraphQL+REST API and an intuitive app for non-technical users. 100% JavaScript.
Tag: Database, SQL, GraphQL, API, CMS
Completely Free and Open-Source Works with any New or Existing SQL Database REST & GraphQL API Powerful Content/Data/Asset Management Completely Flexible Content Structure
Appwrite
Appwrite provides web and mobile developers with a set of easy-to-use and integrate REST APIs to manage their core backend needs.
Tag: API, database, storage, authentication, serverless
Open Source
Encore
The Encore backend framework let's you go from idea to running API in production in minutes, with no servers to manage. Get productive with Encore.
Tag: hosting, serverless, API, tracing, hosting-dynamic
Backend development platform Cloud hosting Distributed tracing Secrets management Generated API documentation
100 runs per month 10,000 records per month 5 saved requests
GraphQL.Security
One-click security scan of your GraphQL endpoints. Free, no login required.
Tag: api, security, graphql
Test for 11 common vulnerabilities One-click launch No login required No email required
GraphCDN
Scale, inspect & protect your GraphQL API. Cache your queries at the edge, get insights into its usage and protect it from malicious queries.
Tag: CDN, API, graphql
5m requests per month for free Unlimited users Unlimited APIs
Nitric Deploy
Nitric Deploy builds and deploys the right infrastructure from your code in your chosen cloud. Get excellent developer experience with simple deployments.
Tag: serverless, api, aws
Unlimited Projects Single Organisation Single User 1 Concurrent Build
mockAPI
MockAPI is a simple tool that lets you easily mock up APIs, generate custom data, and preform operations on it using RESTful interface. MockAPI is meant to be used as a prototyping/testing/learning tool.
Tag: mock-data, API, mock-api
1 Project 4 Resources per project
Thunder Client
Thunder Client is a Http Client Extension for Visual Studio Code for Testing APIs. Supports Graphql query. Rest Client lightweight alternative to Postman
Tag: API, API-Testing, API-Client
Lightweight API Client Simple, Clean & Easy to use UI Handle Large Responses & View in Full Screen Support VS Code Themes Collections & Environment Variables Scriptless Testing
Apify
Automate anything you can do manually in a web browser, and run it at scale. Turn any website into an API and make the web work for you!
Tag: API, automation
Free $5 platform credit usage Data retention 7 days Memory actor 4 GB
Cuttly
Free custom URL Shortener and branded URLs with advanced links tracking and Link Management Platform & API. Shorten and replace long URL to short link. Track your links. Use it to affiliate programs, ads, social websites, emails, text messages, flyers with QR code.
Tag: api, shortener, url
Branded domains up to 3 Link analytics history last 30 days API rate limit 6 calls / 60 sec
Open Source Free updates forever API Client Design APIs Plugins Community Support (Github and Slack)
Swagger
Simplify API development for users, teams, and enterprises with the Swagger open source and professional toolset. Find out how Swagger can help you design and document your APIs at scale.
Tag: API, API-documentation
1 User API Editor, Hosted Docs & Mocking
Flatbase
Query your CSV and JSON files with SQL. Flatbase is the data science platform for developers. Upload files, write SQL, visualize results, and share with collaborators.
Tag: sql, json, api, playground
Up to 3 workspaces Share with up to 3 teammates
Warrant - APIs for authorization and access control
Hosted enterprise-grade authorization and access control service for your apps.
Tag: authorization, api, security
Free tier includes 1 million API requests per month & 1,000 authz rules.
ForexRateAPI
Free API for Real Time and historical foreign exchange (FOREX) rates for your business.
Tag: API, exchangerate-api
Free 100 Req/mo
Hasura
Instant GraphQL APIs for your data | Join data across databases, GraphQL & REST services to build powerful modern applications
Tag: API
1 GB data pass-through
60 requests/minute
CoinGecko API
Get free crypto market data API such as real-time prices, historical trades, tickers, and exchange data.
Tag: api, crypto-API
100% Free crypto API No keys required Publicly available
NoCodeAPI
Save time and money to set up your third party application without code and backend like google sheet, airtable, google analytics, twitter, instagram, goodreads, calendly, xml, rss to JSON, Slack, currency, 50+ more.
Tag: API, nocode
300 requests/month Paused after 1 week inactivity
Tatum
Blockchain platform providing one API and SDK to create NFTs and access 40+ blockchains, including Bitcoin, Ethereum, Polygon, Algorand, Flow, and Celo.
Tag: blockchain, nft, web3, api
Unlimited API calls capped at 5 requests/second.
Removebg
Remove image backgrounds automatically in 5 seconds with just one click. Don't spend hours manually picking pixels. Upload your photo now & see the magic.
Tag: API, image-API
Free to use via web, via API 50 free previews
YepCode
All-in-one platform to connect APIs and services in a serverless environment. It brings all the agility and benefits of NoCode tools, but with all the power of use programming languages
Tag: Saas, PaaS, serverless, API, workflow, devtools, automation, code, productivity, JavaScript
Credit: 1.000 yeps/month Processes: up to 5 by team Integrations: up to 3 by team Time by execution: 5 minutes
HTTPdump
Debug or inspect webhook and API’s with httpdump. Create individual endpoints to test, debug or inspect your HTTP requests and Webhooks.
Tag: test, api
ExchangeRate-API
ExchangeRate-API is a free & Pro currency conversion API for getting the latest foreign exchange rates in an easy to use JSON format.
Tag: API, exchangerate-api
Open Access: Rate Limited API Key: 1 500 API requests p/m 24 Hour Data Updates
Stream
Scalable & fast API for building social networks, activity feeds, activity streams and chat apps.
Tag: chat, feeds, api
5 or less team members Less than $10k in monthly revenue Less than $100k in funding
Hoppscotch
Helps you create requests faster, saving precious time on development.
Tag: API, API-testing
Open Source
Json Server
Get a full fake REST API with zero coding in less than 30 seconds (seriously) with your own JSON file
Tag: API, mock-api
Public API List
A collective list of free APIs. Contribute to public-apis/public-apis development by creating an account on GitHub.
Tag: api, awesome-list
3 personal projects 1 project collaborator 1 team Unlimited team members 1 team project
Strapi
Strapi is the leading open-source headless CMS. It’s 100% JavaScript, fully customizable and developer-first.
Tag: API, CMS
Free forever (open source) REST & GraphQL API Highly Flexible Content Structure Powerful Content Management
SeaTable
SeaTable is the new flexible way for teams to work on tasks, projects or ideas.
Tag: product-management, collaboration, nocode, api, spreadsheet, database, task-management, productivity, remote
Unlimited number of tables 10,000 rows per account 2GB storage for file attachments Up to 25 team members 1 month versioning and snapshots Community support JavaScript and Python support
Fun Fact API
A simple HTTPS api that can randomly select and return a fact from the FFA database.
Tag: api, https, rest, entertainment, fun, facts, free, easy
Free access to all the endpoints with no rate limits. Features over 1000+ facts to choose from. Very easy and simple to use and understand.
Unlimited bases 1,200 records per base 2GB of attachments per base Grid, calendar, kanban, form, & gallery views
Pipedream
Pipedream is a low code integration platform for developers that allows you to connect APIs remarkably fast. Stop writing boilerplate code, struggling with authentication and managing infrastructure.
Tag: API
up to 10K invocations (each time a workflow or event source is triggered by an incoming event)
SlashApi
SlashApi is a web platform to build REST APIs fast without having to write any code yourself, you will gain instantly access to a fully operational API
Tag: api
1,000 API calls /mon Limited API Integrations 7 Days of API Log Retention Authorisation out of the box Resources with permissions Custom Validations
Sunrise and Sunset Times
Free API to get sunrise and sunset times for any location using coordinates.
Tag: weather-API, API, Science
HTTPie
Making APIs simple and intuitive for those building the tools of our time.
Tag: API, API-testing, API-client
Sheety
Turn spreadsheets into powerful APIs to rapidly develop prototypes, websites, apps and more.
Tag: API, database
Unlimited Projects Read, Write, Edit and Delete 200 requests per month 100 rows per sheet
Beew
Schedule and monitor one-time and recurring HTTP calls to your website or API. Beew was created for developers that don't want to manage hundreds of Cron tasks.
Tag: api, cron, task, scheduling
Up to 2 schedulers 15 requests per month Limited storage for log Failure notification Execution priority Recurring executions Specific date and time execution Reliable task execution 24-hour support response time
Firecamp
Firecamp is a multi-protocol API development platform. It offers dedicated GUI clients, tools and services for legacy to modern protocols and styles like Http/Rest, GraphQL, WebSocket, MQTT etc.
Tag: api-testing, api
Collaboration within your team Automate Cross API testing Protocol buffer testing Multiple API specifications Centralized platform for your API development
Microlink
Enter a URL, receive information. Normalize metadata. Get HTML markup. Take a screenshot. Identify tech stack. Generate a PDF. Automate web scraping. Run Lighthouse.
Tag: api, browser-automation, cdn
100 requests/day
Mocko
Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integrations tests.
Tag: mock-api, api
Proxy your API, choose which endpoints to mock in the cloud and inspect traffic
StaticBackend
Free and open-source self-hosted backend API enabling web and mobile developers to use common building blocks for applications. Easy to deploy Firebase alternative includes authentication, database, storage, real-time database and WebSocket, server-side functions, task scheduler, sending emails, and more.
Tag: API, database, storage, authentication, real-tie, serverless
Self-host a feature-rich backend API.
