SiYuan
Open-source knowledge workspace for humans and AI agents
Android · v3.8.7 · Yunnan Liandi Technology Co., Ltd.
About SiYuan
SiYuan is an open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents work together.
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
More productivity for Android
ChatGPT
Chat with an AI assistant for writing, answers, ideas and more.
Productivity
Google Gemini
Google's AI assistant for writing, planning and learning.
Productivity
Microsoft Copilot
Microsoft's AI companion for answers, images and writing help.
Productivity
Build your professional network and find jobs.
Productivity
Google Drive
Store, share and access your files from anywhere.
Productivity
Microsoft Word
Create, edit and share documents on the go.
Productivity
Adobe Acrobat Reader
View, sign and annotate PDF documents.
Productivity
PayPal
Send money, pay online and manage your PayPal account.
Productivity
Amazon Shopping
Shop, track orders and manage your Amazon account.
Productivity