Documentation GitHub Repositories (2026) · Open Source Tools

OpenAPI 3.0 and 3.1 and 3.2 (and Swagger v2) implementation for Go (parsing, converting, validation, and more)

Documentation sites for Python packages: start simple, go deep

🃏 A magical documentation site generator.

Offline documentation browser. Your personal reference library, searchable in an instant.

README file generator, powered by AI.

OTel Weaver lets you easily develop, validate, document, and deploy semantic conventions

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.

NOW MANAGED ON CODEBERG

Turns the documentation you already write into tests that run. A failing test means your product and your docs disagree, and names the section.

Make your AI agent write documents like Notion — Codex & Claude Code skill that locks document structure & Notion visual style

📚 Documents the architecture of the Readium projects

Unified LangChain documentation.

Backend.AI is a streamlined, container-based computing cluster platform that hosts popular computing/ML frameworks and diverse programming languages, with pluggable heterogeneous accelerator support including CUDA GPU, ROCm GPU, Gaudi NPU, Google TPU, GraphCore IPU and other NPUs.

🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.

An API documentation generator for JavaScript.

A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.

The React documentation website

A powerful, flexible, Markdown-based authoring framework.

Network diagrams that update themselves