Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)

🔥 🔥 🔥 Open Source Airtable Alternative

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

⚡️ Express inspired web framework written in Go

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

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

🔥 🔥 🔥 Open Source JIRA, Linear, Monday, and Asana Alternative. Plane helps you track your issues, epics, and product roadmaps in the simplest way possible.

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

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

Microsoft REST API Guidelines

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

Parse Server for Node.js / Express

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

lightweight, idiomatic and composable router for building Go HTTP services

gRPC to JSON proxy generator following the gRPC HTTP spec

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

Full Modular Monolith application with Domain-Driven Design approach.

The future of Node.js REST development

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

Sample ASP.NET Core 8.0 reference application, powered by Microsoft, demonstrating a layered application architecture with monolithic deployment model. Download the eBook PDF from docs folder.