Open source note-taking projects

AI workspace for docs, projects, and wikis you control

Self-hosted timeline for quick notes, logs, and snippets

Encrypted note-taking that syncs across all your devices

Privacy-first knowledge management with block-level linking

Privacy-first knowledge base that connects your notes

AI-powered research notebook with full privacy control

Zero-knowledge encrypted notes that sync across all devices

A pleasant note-taking platform in native C++.

CLI and local web plain text note‑taking, bookmarking, and archiving with linking, tagging, filtering, search, Git versioning & syncing, Pandoc conversion, + mo

Fast Markdown note-taking app for Mac and iPhone

Infinite canvas drawing/whiteboarding app for Windows, Linux and macOS. Made with Godot.

Secure, encrypted notes for your digital life

An open source personal productivity platform built on Markdown, turbo charged with the scripting power of Lua

QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration.

TagSpaces is an offline, open source, document manager with tagging support

Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.

Fast and beautiful note-taking app written in C++. Write down your thoughts.

Mobile first Note Taking integrated with Git

Your web application for managing personal data.

📚 The open-source, offline-first Notion, Obsidian & Confluence alternative. Advanced Markdown, multi-tenant teams, OIDC/SSO, and local S3 backups. Deploy in on

Write Markdown with code assist and intelligence in the comfort of your favourite editor.

A self-hosted, database-less note taking web app that utilises a flat folder of markdown files for storage.

Hierarchical spreadsheet: a free-form data organizer that replaces outliners, mind maps and spreadsheets.

A simple command line notebook

Open-source, AI-native knowledge base & Evernote alternative with native MCP. Zero-cost on Cloudflare or Docker.

Your Self-Hosted Knowledge Base

A plain text note-taking assistant

🎨 Powerful, minimalistic, cross-platform, opensource note-taking app

TidGi is an privacy-in-mind, automated, auto-git-backup, freely-deployed knowledge management Desktop note app, based on Tiddlywiki, with REST API for web-clipp

Open-source Reflect rewrite: A local-first AI agent-friendly Markdown note-taking app

Open source Medium alternative- set up your personal blog in minutes.

An app to help you capture thoughts and ideas

万能导:多平台知识库 Markdown 全项目一键导入导出工具(导入导出效果最好),用自动化代替手动复制粘贴(有道云,飞书,语雀,阿里云知识库,知识星球,印象笔记,ima,onenote,为知笔记,csdn,知乎,微信公众号导出导入).(可保留目录结构,图片,项目格式) 关键词:微信公众号导出,语雀导出导入,飞书导出导

Powerful note-taking without the hassle.

An app to help you capture thoughts and ideas

Lightweight Knowledge Base and Feed Reader.

Minimalistic Android note taking App | Notally, but eXtended.

End-to-end encrypted visual note-taking tool with deep page navigation.

开源自托管笔记与私有知识库，支持 Markdown/富文本、AI 写作、思维导图、任务管理、全文搜索、多级笔记本和 Docker 一键部署。

A minimal, distraction-free markdown editor built with Tauri, React, and TypeScript

The next-generation Markdown editor, with an AI writing assistant. Free and open source for macOS, Windows and Linux.

Kition brings Markdown, DataTable, WhiteBoard, a tool-using AI agent, browser research, and visual workflows into one desktop workspace.

Transcribe meetings and voice notes with local AI, no bots required

Privacy-focused note-taking made simple and fast

Self-hosted sticky notes with better organization