SiYuan offers a self-hosted knowledge workspace described as open-source and privacy-first, with collaboration for people and AI agents.
Open source
24 alternativesSigmaNote
vsNoteDiscovery
SigmaNote vs NoteDiscovery
How do SigmaNote and NoteDiscovery compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | SigmaNote | NoteDiscovery |
|---|---|---|
| What it is | SigmaNote organizes PDFs, voice notes, webpages, and videos into a searchable knowledge base for AI-assisted learning and work. | NoteDiscovery provides a self-hosted Markdown knowledge base with AI assistant integration, wikilinks, and graph views. |
| Website | ||
| Type | Website | App |
| Topic | ||
| Pricing | Not confirmed | Free |
| Platforms | Web | Web |
| Open source | Not stated | Yes |
| Language | English | English |
| Alternatives |
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