Open Source #markdown Projects

A fast, privacy-first local markdown note-taking app built with Tauri and SvelteKit. Your notes stay as plain .md files on your device.

Privacy-first, self-hosted note-taking platform with markdown support, tagging, and built-in AI — a lightweight alternative to Notion and Obsidian.

Open-source knowledge base combining note-taking, whiteboard, and project planning in one workspace.

Markdown-based note-taking app with powerful live queries, templates, and a pluggable scripting system for power users.

Markdown-based presentation slides for developers, with code highlighting, Vue components, theming, and PDF/PPTX export.

Self-hosted knowledge base with extended Markdown editor, Kanban, OIDC/SSO, PWA and offline support.

Wiki.js is a modern, powerful open-source wiki app built on Node.js. Versioned, searchable, beautiful, and self-hosted — a knowledge base for any team.

AI-native, local-first markdown editor and LLM wiki with built-in integrations for Claude, Codex, and other agents.

Open source desktop Markdown presentation editor with live preview, themes, and PPTX export — a self-contained alternative to PowerPoint.

A self-hosted knowledge base for note-taking with markdown support, Zettelkasten methodology, and Docker deployment.

Real-time collaborative markdown note editor you can self-host — write together with rich formatting and seamless sharing.

A fully open-source headless CMS with Git support, Markdown editing, and live visual preview for React-based sites.

Open source wiki and documentation platform with a books/shelves/pages model — a simple, self-hostable alternative to Confluence and Notion.

Open-source collaborative wiki and documentation platform, an alternative to Confluence and Notion.

Hierarchical personal knowledge base with powerful note-taking, rich text editing, and scripting capabilities.

Scratch is a minimalist, offline-first markdown note-taking app for macOS, Windows, and Linux. Plain text files, keyboard-driven, with no cloud lock-in.

Golocron is a plug-and-play blogging and wiki system designed for Go backends. Markdown support, live preview, and a clean UI for quick content sites.

Open-source local-first Markdown workspace for macOS with wiki, AI editing, and encrypted sync.

Local-first project management for developers and AI agents, with a CLI, web UI, SQLite backend, and native skills for Claude Code, Cursor, Codex, and more.

A Markdown note-taking web application designed for simplicity with vaults, collaboration, and PWA support.

A self-hosted personal knowledge base that turns markdown notes into an AI-augmented knowledge graph with semantic search and wiki synthesis.

Minimalist, federated blogging platform for writers who want a clean, distraction-free space to publish.

A desktop GUI application for the Hugo static site generator, designed for content editors without command-line knowledge.

A simple local-first note-taking app for your plain .md files with Telegram bot access.

Design, test and document APIs in plain Markdown with a git-native, offline-first approach.