Best Open Source markdown Libraries
A curated list of the most popular GitHub repositories tagged with markdown. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1firecrawl/firecrawl
🔥 The Web Data API for AI - Turn entire websites into LLM-ready markdown or structured data
#2microsoft/markitdown
Python tool for converting files and office documents to Markdown.
#3toeverything/AFFiNE
There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.
#4usememos/memos
Open-source, self-hosted note-taking tool built for quick capture. Markdown-native, lightweight, and fully yours.
#5docling-project/docling
Get your documents ready for gen AI
#6Textualize/rich
Rich is a Python library for rich text and beautiful formatting in the terminal.
#7marktext/marktext
📝A simple and elegant markdown editor, available for Linux, macOS and Windows.
#8prettier/prettier
Prettier is an opinionated code formatter.
#9jekyll/jekyll
:globe_with_meridians: Jekyll is a blog-aware static site generator in Ruby
#10GitHubDaily/GitHubDaily
坚持分享 GitHub 上高质量、有趣实用的开源技术教程、开发者工具、编程网站、技术资讯。A list cool, interesting projects of GitHub.
#11slidevjs/slidev
Presentation Slides for Developers
#12jgm/pandoc
Universal markup converter
#13siyuan-note/siyuan
A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.
#14logseq/logseq
A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://discuss.logseq.com/t/logseq-product-roadmap/34267
#15markedjs/marked
A markdown parser and compiler. Built for speed.
#16docsifyjs/docsify
🃏 A magical documentation site generator.
#17GitbookIO/gitbook
The open source frontend for GitBook doc sites
#18requarks/wiki
Wiki.js | A modern and powerful wiki app built on Node.js
#19koodo-reader/koodo-reader
A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web
#20mdx-js/mdx
Markdown for the component era
#21nhn/tui.editor
🍞📝 Markdown WYSIWYG Editor. GFM Standard + Chart & UML Extensible.
#22vuejs/vitepress
Vite & Vue powered static site generator.
#23foambubble/foam
A personal knowledge management and sharing system for VSCode
#24getzola/zola
A fast static site generator in a single binary with everything built-in. https://www.getzola.org
#25academicpages/academicpages.github.io
Github Pages template based upon HTML and Markdown for personal, portfolio-based websites.
#26Ileriayo/markdown-badges
Badges for your personal developer branding, profile, and projects.
#27remarkjs/react-markdown
Markdown component for React
#28getgrav/grav
Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS powered by PHP, Markdown, Twig, and Symfony
#29sparanoid/chinese-copywriting-guidelines
Chinese copywriting guidelines for better written communication／中文文案排版指北
#30erusev/parsedown
Better Markdown Parser in PHP
#31showdownjs/showdown
A bidirectional Markdown to HTML to Markdown converter written in Javascript
#320x7c13/Notepads
A modern, lightweight text editor with a minimalist design.
#33blinkospace/blinko
An open-source, self-hosted personal AI note tool prioritizing privacy, built using TypeScript .
#34MacDownApp/macdown
Open source Markdown editor for macOS.
#35remarkjs/remark
markdown processor powered by plugins part of the @unifiedjs collective
#36tw93/MiaoYan
⛷ A quiet, local-first Markdown writing app for Mac, to help you write great sentences.
#37pbek/QOwnNotes
QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration.
#38microsoft/tsdoc
A doc comment standard for TypeScript
#39xugaoyi/vuepress-theme-vdoing
🚀一款简洁高效的VuePress知识管理&博客(blog)主题
#40silverbulletmd/silverbullet
An open source personal productivity platform built on Markdown, turbo charged with the scripting power of Lua
#41mark-when/markwhen
Make a cascading timeline from markdown-like text. Supports simple American/European date styles, ISO8601, images, links, locations, and more.
#42preservim/vim-markdown
Markdown Vim Mode
#43team-reflect/reflect-open
Open-source Reflect rewrite: A local-first AI agent-friendly Markdown note-taking app
#44marswaveai/ColaMD
A free, elegant Markdown editor for macOS, Windows and Linux. Simple by design, always in sync with the file on disk.
#45917Dhj/DeepPaperNote
DeepPaperNote is an agent skill for deep-reading a single paper and generating high-quality Obsidian-style research notes. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.
#46flowershow/flowershow
💐 Publish markdown (and html) websites, docs, wikis and websites in seconds. Integrates with your AI.
#47nextcloud/notes
✎ Distraction-free notes and writing
#48nextcloud/text
📑 Collaborative document editing using Markdown
#49frostming/marko
A markdown parser with high extensibility.
#50tizuio/TizuMark-Markdown-Editor
轻量级跨平台 Markdown 编辑器（Windows 平台，macOS/Linux 规划中）：WYSIWYG 实时预览、大纲导航、KaTeX 公式、Mermaid 图表，基于 Tauri + Rust，安装包仅 9MB。Lightweight Markdown editor for Windows with live preview, outline, KaTeX & Mermaid.