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Foam vs SiYuan

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FoamKnowledge Management
SiYuanKnowledge Management
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Price
Free
Free

Knowledge Management

Annual estimate10 people, entry price
Free
Free
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Knowledge Management

Overview
Focus
Knowledge Management
Knowledge Management
Product
Personal knowledge management and sharing system for VS Code inspired by Roam Research.
Open-source personal knowledge management system with block-level references, encryption, and local-first architecture for privacy.
Headquarters
Worldwide
Remote
Company size
2-10 employees
2-10 employees
Founded
2020
2020
Pricing details
Published rate
Free
Free
Free options
Free plan, Free trial
Free plan
Source updated
Oct 29, 2026
Oct 29, 2026

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Knowledge Management