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SiYuan

A privacy-first, self-hosted knowledge management app
SiYuan is a privacy-first personal knowledge management system, support fine-grained block-level reference and Markdown WYSIWYG.

Features
Most features are free, even for commercial use.

  • Content block

    • Block-level reference and two-way links

    • Custom attributes

    • SQL query embed

    • Protocol siyuan://



  • Editor

    • Block-style

    • Markdown WYSIWYG

    • List outline

    • Block zoom-in

    • Block horizontal layout

    • Million-word large document editing

    • Mathematical formulas, charts, flowcharts, Gantt charts, timing charts, staffs, etc.

    • Web clipping

    • PDF Annotation link



  • Export

    • Block ref and embed

    • Standard Markdown with assets

    • PDF, Word and HTML

    • Copy to WeChat MP, Zhihu and Yuque



  • Database

    • Table view



  • Spaced repetition

  • Multi-tab, drag and drop to split screen

  • Template snippet

  • JavaScript/CSS snippet

  • Android/iOS APP

  • Docker deployment

  • API

  • Community marketplace



Some features are only available to paid members, for more details please refer to Pricing.
  • app screenshot

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid

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