Compare software

Stylus Labs Write vs Linwood Butterfly: catalog facts
Stylus Labs Write	Linwood Butterfly
Free Open source and downloadable for all supported platforms.	Free Free and open source under the AGPL-3.0 licence.
Windows, macOS, Linux, Android, iOS	Linux, Android, Web
Insert space and erase text with paragraph reflow Bookmarks and handwritten links for navigating documents	Infinite canvas instead of fixed pages Strokes and elements stay editable after placing them
Designed for pen input, less useful with mouse or keyboard License is not stated on the homepage	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: AGPL-3.0	License: AGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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