SiYuan offers a self-hosted knowledge workspace described as open-source and privacy-first, with collaboration for people and AI agents.
Open source
24 alternativesButterfly
vsNotesnook
Butterfly vs Notesnook
How do Butterfly and Notesnook compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Butterfly | Notesnook |
|---|---|---|
| What it is | Butterfly supports handwritten note-taking, drawing, and organizing ideas in an open-source endless workspace. | A fully open source and end-to-end encrypted note taking alternative to Evernote. |
| Website | ||
| Type | Open-source project | Open-source project |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Not recorded | Web, Android, iOS |
| Open source | Yes | Yes |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Butterfly and Notesnook.
Note Discovery describes itself as a self-hosted knowledge base, according to its repository page.
Open source
24 alternatives
SilentNotes synchronizes notes between Android and Windows devices, according to its repository description.
Open source
24 alternatives
Trilium Notes supports building a personal knowledge base, as described by the project page.
Open source
24 alternatives
Standard Notes is an end-to-end encrypted note-taking app for capturing notes and files, according to its repository description.
Open source
24 alternatives
VNote is a Qt-based open-source note-taking application that combines note management with editing for Markdown, Typst, plain text and code, mind maps, and PDF reading on Linux, Windows, and macOS.
Open source
24 alternatives