siyuan-note/siyuan
A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.
SiYuan is a personal knowledge management system designed for anyone who wants to organize their notes, ideas, and research in a structured yet flexible way. You input various forms of information like notes, web clippings, and PDFs, and it helps you connect related concepts using block-level references and two-way links. It's ideal for students, researchers, writers, or anyone looking to build a comprehensive, interconnected personal knowledge base.
41,831 stars. Actively maintained with 249 commits in the last 30 days.
Use this if you need a self-hosted, privacy-focused tool to manage large volumes of interconnected notes and documents with features like flashcards and AI assistance.
Not ideal if you prefer a cloud-based, collaborative note-taking solution that automatically handles synchronization and hosting for you.
Stars
41,831
Forks
2,608
Language
TypeScript
License
AGPL-3.0
Category
Last pushed
Mar 13, 2026
Commits (30d)
249
Get this data via API
curl "https://pt-edge.onrender.com/api/v1/quality/llm-tools/siyuan-note/siyuan"
Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.
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