Top REST APIs repositories on GitHub

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

• api
• api-client
• api-rest
• pwa
• api-testing
• vue

🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative

• automatic-api
• airtable
• no-code
• no-code-database
• postgresql
• sqlite

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

• api-client
• git
• graphql-client
• opensource
• automation
• javascript

⚡️ Express inspired web framework written in Go

• go
• golang
• fiber
• web
• fast
• flexible

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

• electron-app
• rest-api
• api-client
• curl
• http-client
• graphql

🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

• http
• cli
• client
• terminal
• web
• json

A cloud-native Go microservices framework with cli tool for productivity.

• golang
• microservice
• rpc-framework
• web-framework
• rpc
• restful-api

Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.

• graphql
• graphql-server
• postgres
• hasura
• access-control
• automatic-api

Send push notifications to your phone or desktop using PUT/POST

• rest-api
• pubsub
• notifications
• curl
• push-notifications
• ntfy

Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.

• swagger
• swagger-ui
• swagger-api
• swagger-js
• rest
• rest-api

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

• rest-api
• rest-client
• sdk
• generator
• restful-api
• api

Microsoft REST API Guidelines

• api
• guidelines
• rest-api
• styleguide

lightweight, idiomatic and composable router for building Go HTTP services

• http
• router
• context
• middleware
• api
• rest-api

Parse Server for Node.js / Express

• parse-server
• parse-platform
• mongodb
• postgres
• graphql
• baas

An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.

• go
• golang
• golang-framework
• microservice-framework
• microservice
• server

gRPC to JSON proxy generator following the gRPC HTTP spec

• go
• grpc
• grpc-gateway
• rest-api
• restful-api
• swagger

swagger-codegen contains a template-driven engine to generate documentation, API clients and server stubs in different languages by parsing your OpenAPI / Swagger definition.

• swagger
• swagger-codegen
• rest
• rest-api
• openapi-specification
• openapi3

Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support

• api
• docs
• openapi
• reference
• swagger
• vue

A curated list of free public APIs across 48 categories — searchable, community-maintained, with a free JSON API.

• public-api
• api
• apis
• api-list
• awesome
• awesome-list

Full Modular Monolith application with Domain-Driven Design approach.

• ddd
• ddd-architecture
• cqrs
• architecture
• rest-api
• dotnet

The modern API client that lives in your terminal.

• automation
• cli
• developer-tools
• http
• python
• rest

:rocket: Open Source REST API for SpaceX launch, rocket, core, capsule, starlink, launchpad, and landing pad data.

• spacex
• space
• rocket
• nasa
• space-program
• api

The future of Node.js REST development

• server
• restify
• rest-api

Sample ASP.NET Core 8.0 reference application, now community supported: https://github.com/NimblePros/eShopOnWeb

• asp-net-core
• asp-net-core-mvc
• clean-architecture
• clean-code
• ebook
• microsoft

Low code web framework for real world applications, in Python and Javascript

• frappe
• erpnext
• python
• javascript
• web-framework
• full-stack