cat-notes

Lightweight but powerful alternative for managing your personal, file based, notes and checklists.

Self-hosted, semantically-connected personal knowledge base

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

A fully open source & end-to-end encrypted note taking alternative to Evernote.

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

Crowi - The Markdown Wiki - Empower the team with sharing your knowledge

📓 eLabFTW is the most popular open source electronic lab notebook for research labs.

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

Powerful note-taking without the hassle.

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.

Your web application for managing personal data.

Think fearlessly with end-to-end encrypted notes and files. For issues, visit https://standardnotes.com/forum or https://standardnotes.com/help.

Build your personal knowledge base with Trilium Notes

An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents work together 开源、隐私优先、自托管的知识工作空间，让人与智能体在此协作

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

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

A code snippet storage solution written in React & node.js

Open-source, self-hosted note-taking tool built for quick capture. Markdown-native, lightweight, and fully yours.

Local-first, open-source AI assistant for your data. Unify tasks, notes, docs, photos, and bookmarks. Private, self-hosted, and extensible via APIs.

A self-hostable bookmark-everything app (links, notes and images) with AI-based automatic tagging and full text search