SiYuan - Knowledge Management
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SiYuan

7.8
Good

Free Plan

update Last updated: Mar 5, 2026
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description SiYuan Overview

SiYuan is a powerful, open-source personal knowledge management system with a block-based editor and an outliner. Data is stored locally in SQLite, ensuring privacy and performance. It features bidirectional linking, graph view, and supports Android. It's a strong choice for users seeking a free, privacy-focused, and feature-rich Notion-like experience with offline capability.

Development is community-supported. It ranks for its impressive feature set as a free, open-source tool and its commitment to local-first, portable data storage.

recommend Best for: SiYuan is best suited for power users who value privacy, have a strong need for knowledge management tools, and are willing to invest time in learning the unique block-based editor.

info SiYuan Specifications

balance SiYuan Pros & Cons

thumb_up Pros
  • check Supports bidirectional linking
  • check Graph view for visualizing knowledge connections
  • check Open-source with a strong community
  • check Local storage in SQLite ensures privacy and performance
thumb_down Cons
  • close Limited mobile app features compared to desktop
  • close Steep learning curve due to unique block-based editor
  • close No native support for collaboration among multiple users
  • close Less user-friendly interface compared to some proprietary alternatives

help SiYuan FAQ

Is SiYuan free to use?

SiYuan is free and open-source, with a freemium model offering additional features.

Does SiYuan support collaboration?

SiYuan does not natively support real-time collaboration among multiple users.

Can I use SiYuan on my mobile device?

Yes, SiYuan supports Android and can be used on mobile devices, though some features are limited compared to the desktop version.

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