Open-source, self-hosted AI note-taking app for fast capture and organization, with Markdown notes and RAG-based natural language search.

11k stars774 forksGPL-3.0last commit Actively maintained
Reflect is a cloud note-taking and personal knowledge management app that offers networked notes with backlinks, fast capture, daily notes, bi-directional linking, and cross-device sync for organizing personal information.
Open-source, self-hosted AI note-taking app for fast capture and organization, with Markdown notes and RAG-based natural language search.

11k stars774 forksGPL-3.0last commit Actively maintained
Standard Notes is an end-to-end encrypted notes app with secure file storage, offline access, and cross-platform sync, with optional self-hosting of the sync server.

6.6k stars548 forksAGPL-3.0last commit Actively maintained
Basic Memory gives AI assistants durable, local-first memory by reading and writing structured Markdown notes, enabling reusable context across conversations and tools.

3.8k stars262 forksAGPL-3.0last commit Actively maintained
Speakr is a self-hosted web app for recording or uploading audio, transcribing with AI (including diarization), and turning conversations into searchable, shareable notes.
3.7k stars302 forksAGPL-3.0last commit Actively maintained
Self-hosted private journaling app with mood tracking, prompt-based writing, media uploads, analytics, and powerful search for full data ownership.

1.2k stars46 forkslast commit Actively maintained
Privacy-first, end-to-end encrypted note-taking app with desktop, mobile and web clients, open-source code, web clipper, bidirectional links, and a self-hostable sync server.

914 stars69 forksAGPL-3.0last commit Actively maintained
Self-hosted graph-powered personal knowledge base with AI search, chat, and multi-format ingestion.
261 stars10 forksAGPL-3.0last commit Actively maintained
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 7 of 7 shipped a commit in the last six months. Licences in this list: GPL-3.0, AGPL-3.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Notes & Personal Knowledge Management.