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LorienLinwood Butterfly
Free

Free and open source under the MIT licence.

 Free

Free and open source under the AGPL-3.0 licence.

Windows, macOS, Linux Linux, Android, Web
  • Infinite canvas for freeform sketching and notes
  • Stroke-based storage keeps save files small
  • Infinite canvas instead of fixed pages
  • Strokes and elements stay editable after placing them
  • Not a bitmap painting program
  • Deliberately limited feature set
  • Freeform canvas suits handwriting more than structured text notes
  • Infinite canvas documents can be harder to navigate than linear notes
Downloadable app Downloadable app, Web application
Open source Open source
License: MIT License: AGPL-3.0
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 2, 2026

Checked October 1, 2026

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