Note-Taking & Knowledge Bases

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.

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.

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

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

A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.

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

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.

Build your personal knowledge base with Trilium Notes

Wiki.js | A modern and powerful wiki app built on Node.js

An Open Source implementation of Notebook LM with more flexibility and features

Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.

A platform to create documentation/wiki content built with PHP & Laravel

A personal knowledge management and sharing system for VSCode

A collaborative note taking, wiki and documentation platform that scales. Built with Django and React.

Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.

LLM-powered framework for deep document understanding, semantic retrieval, and context-aware answers using RAG paradigm.

Graphs that teach > graphs that impress. Turn any code, or knowledge base (Karpathy LLM wiki), into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

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

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

A cross-platform Markdown AI note-taking software.

Laverna is a JavaScript note taking application with Markdown editor and encryption support. Consider it like open source alternative to Evernote.

Private & local AI personal knowledge management app for high entropy people.