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Scratchmark vs MarkText: catalog facts
Scratchmark	MarkText
Free Free and open source under the GPL-3.0.	Free Free and open source under the MIT licence, funded by community sponsorship.
Linux	Windows, macOS, Linux
Distraction-free Markdown writing Plain Markdown files organised in folders	Live in-place rendering with no preview pane and no leftover syntax characters CommonMark, GitHub Flavored Markdown and some Pandoc Markdown, plus KaTeX maths
Linux only Small project with a single main developer	Development is slow, with long gaps between releases Electron, so it is heavy for a text editor
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 21, 2026

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