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OMN-GoObsidian
Free

Free and open source under the MIT license.

 Free

Free for everyone, including commercial use, in the vendor’s own words. Obsidian Sync and…

Windows, Linux, Android Windows, macOS, Linux, Android, iOS, Browser extension
  • Stores notes as plain Markdown files
  • Optional Git sync over SSH
  • Notes are plain Markdown files in a folder you control, readable without the app
  • Linking, backlinks, tags, graph view and fast search across the vault
  • Designed as a personal tool with one shared set of notes
  • LAN sharing uses unencrypted HTTP
  • The application is not open source, only the plugin ecosystem and the releases repository
  • Syncing between devices means paying for Obsidian Sync or wiring up your own sync tool
Downloadable app Downloadable app, Browser extension
Open source Closed source
License: MIT License not stated
No account needed No account needed
Works offline Works offline

Checked October 8, 2026

Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.