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acreomObsidian
Freemium

Usable without an account; a pricing page lists paid options.

 Free

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

macOS Windows, macOS, Linux, Android, iOS, Browser extension
  • Markdown pages for notes and issues
  • Links Jira, GitHub and Linear issues into personal pages
  • 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
  • Focused on developer workflows rather than general note-taking
  • License not stated in the research
  • 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 not stated License not stated
No account needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked September 20, 2026

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