GitHub Go - Client library for accessing GitHub GraphQL API. GitHub JS - Extendable client for GitHub's REST & GraphQL APIs. GitHub JS 2 - GitHub API HTTP client with cache support to get the most of your rate limit. Hacker News - Documentation and Samples for the Official HN API. Dropbox - Command line client for Dropbox built using the Go SDK. Twitter Python - Actively maintained, pure Python wrapper for the Twitter API. Supports both normal and streaming Twitter APIs. Twitter Node - Twitter API Client for node (REST & Streaming API). Twitter Node 2 - Twitter API v2 client for TypeScript auto-generated from official OpenAPI specification. Twitter Lite JS - Tiny, full-featured, flexible client / server library for the Twitter API. Twitter Go - Go Twitter REST and Streaming API v1.1 arxiv-graphql - GraphQL API for arXiv: e-print service by Cornell University. Sheetfu - Python library to interact with Google Sheets V4 API. Cloudflare - Rust library for the Cloudflare v4 API. Notion JS - Unofficial Node.js API client for Notion. Fastly Go - CLI for interacting with the Fastly platform. Cantine - Cooking recipe search JSON API with over a million recipes. CartQL - GraphQL Shopping Cart API. Stream - Enterprise Grade Feed & Chat APIs. Telegraph API - Minimalist publishing tool that allows you to create richly formatted posts and push them to the Web in just a click. Pocket Export - Export/access your Pocket data, including highlights. InstaLooter - API-less Instagram pictures and videos downloader. SpaceX API - Open Source REST API for rocket, core, capsule, pad, and launch data. GitLab Node - GitLab API NodeJS library with full support of all the Gitlab API services. GCP Haskell - Comprehensive Google Services SDK for Haskell. Robintrack - Scrapes the Robinhood API to retrieve + store popularity and price data. (Web) Finage - Stock,Currency and Crypto Real-Time API. Vonage API - Everything you need to build connected applications. (Code) TalkJS - Chat API and Javascript SDK for websites and apps. Rick and Morty API - RESTful and GraphQL API based on the television show Rick and Morty.
Postwoman - API request builder - A free, fast, and beautiful alternative to Postman. Public APIs - Collective list of free APIs for use in software and web development. Kong - Connect all your microservices and APIs with the industry’s most performant, scalable and flexible API platform. Stone - Write your APIs in stone. Stoplight Studio - Design APIs 10x faster with our free OpenAPI editor. Prototype and share your API within minutes. (Code) WorkOS - APIs for enterprise features like SSO/SAML. (HN) NoCodeAPI - Quickly set-up third party application APIs. Pipedream - Develop any workflow, based on any trigger. Workflows are code, which you can run for free. (Code) Paragon - Visually create production-ready API workflows. (HN) Saasify - Handles all of the SaaS boilerplate, including user accounts, subscription billing, developer docs, and a polished marketing site. Hoverfly - Lightweight, open source API simulation tool. Using Hoverfly, you can create realistic simulations of the APIs your application depends on. MetaMate - Open-source semantic service bus and provides you an api for everything. (Web) apigentools - Generate API clients from OpenAPI v3 specification for multiple languages using openapi-generator. Standard Library - Design with APIs, prototype, and release integrations faster with Autocode. APIs with GitHub - Simple tool to make JSON APIs for quick use for your basic projects. Your APIs are hosted on GitHub as JSON file that's simple. Akita Software - Helping people get visibility into their software through their APIs. Slate - Beautiful static documentation for your API. (HN) Bearer.sh - Monitor, track performance, detect anomalies, and fix issues on your critical API usage. Swagger UI - Collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API. Swagger Codegen - Contains a template-driven engine to generate documentation, API clients and server stubs in different languages by parsing your OpenAPI / Swagger definition. Optic - APIs that Document and Test Themselves. (Code) Pizzly - Simplest, fastest way to integrate your app with OAuth APIs. (Web) Swell - API development tool that enables developers to test endpoints served over streaming technologies including Server-Sent Events (SSE), WebSockets, HTTP2, GraphQL and gRPC. (Web) APISprout - Lightweight, blazing fast, cross-platform OpenAPI 3 mock server with validation. Apache APISIX - Dynamic, real-time, high-performance API gateway, based on the Nginx library and etcd. (Web) APIsFinder - Find Over 680 public and open REST APIs for developers. (Code) Mocker API - Creates mocks for REST APIs. It will be helpful when you try to test your application without the actual REST API server. Metapine - Discover new & interesting APIs. Public APIs - Directory of Free Public & Open Rest APIs.