Open source. Open possibilities.

CoalLedger is a docs-health checking suite for AI coding agents — the documentation counterpart to CoalMine's code canaries. Seven canaries flag wrong, incomplete, stale, contradictory, broken, unreadable and (optionally) leaked documentation, with a bundled zero-dependency CommonMark+GFM AST engine, context-judged severity and choice-gated fixes.

Wiki.js is a modern, lightweight open-source wiki application built on Node.js. It supports multiple database backends including PostgreSQL, MySQL, SQLite, MariaDB, and MSSQL, offers full Markdown support, real-time collaborative editing, role-based access control, and multilingual content management.

tldr-pages is a community-maintained collection of simplified, practical help pages and cheatsheets for thousands of command-line tools, offering an approachable alternative to traditional man pages.

Docmost is an open-source collaborative wiki and documentation platform designed as an alternative to Confluence and Notion.

Reel generates always-current demo films for web apps and CLIs from a YAML spec. It drives a real browser or terminal, records the actual flow, and renders GIF, MP4, WebM, storyboards, and interactive HTML compositions. Works via CLI, Studio UI, or Claude Code plugin. Fails CI when demos break.

Just the Docs is a modern, highly customizable, and responsive Jekyll theme for documentation with built-in search. It is easily hosted on GitHub Pages, has minimal dependencies, and prioritizes mobile experience and clean content presentation.

A documentation framework built on MkDocs: write in Markdown and produce a searchable, customizable static site in minutes, with responsive layouts, 60+ languages and MIT licensing.

An unofficial MCP server that gives AI assistants seven read-only tools to search, list and read any Fumadocs documentation site, working against a deployed URL or a local docs repo via a single npx command.

Converts docs, GitHub repos, PDFs, videos into AI skills for Claude, Gemini, OpenAI with conflict detection and 22 export targets.

Mimik is a browser extension that automatically captures browser workflows and converts them into polished, step-by-step guides with annotated screenshots.

Docker Compose stack deploying XWiki behind Traefik with automatic Let's Encrypt TLS, PostgreSQL 15, scheduled database and wiki-data backups with restore scripts, digest-pinned images, container hardening and CI deployment verification.

The public showcase and documentation site for the dotgibson dotfiles system — an eleven-repo, three-layer terminal environment. Built with Astro, themed Tokyo Night, and deployed to GitHub Pages, with docs data generated from the sibling repos rather than hand-typed.

Docusaurus is an easy-to-maintain static site generator for open source documentation websites, with docs, blog, i18n, and customization features.

A curated, opinionated collection of full-stack learning resources for software engineers, covering must-read books and articles, engineering principles, and dozens of topics from algorithms and API design to security, SRE, and career growth.

AI Engineering is an open-source e-book providing a systematic guide to building production-grade AI systems, from LLM fundamentals to advanced agent architectures. Maintained by the community and Hermes Agent, it features daily updates, traceable sources, and advanced search capabilities.

DevDocs is an API documentation browser that combines multiple developer documentations into a single, organized web interface with instant search and offline support.

Mermaid is a JavaScript diagramming tool that renders Markdown-inspired text into flowcharts, sequence diagrams, class diagrams, Gantt charts, pie charts, Git graphs, mindmaps and more. It offers a live editor, GitHub integration, version-control-friendly text, theme customization and sandboxed rendering.

Ladle is a lightweight environment for developing, testing, and documenting React components faster. It uses story files, supports local serving, and provides docs, demos, and community links.

Zeal is an offline documentation browser that keeps API references from many libraries searchable on your own machine without an internet connection. It is inspired by Dash and reads the same docset format.

cheat.sh 是一个统一的社区驱动速查表服务，可通过 curl、浏览器或编辑器插件查询 56 种编程语言、多种数据库及 1000 多个 UNIX/Linux 命令的速查表，支持命令行客户端 cht.sh、标签补全和隐身模式。