Compare software

Apostrophe vs Astro Editor: catalog facts
Apostrophe	Astro Editor
Free Free and open source under the GPL-3.0-or-later licence.	Free Free downloads from the project's GitHub releases.
Linux	Windows, macOS, Linux
Focus mode for distraction-free writing Live rendered preview	Frontmatter shown as forms built from Zod schemas Focus and typewriter modes for prose
Linux only Edits single files rather than managing a notes library	Only useful for Astro content collections Linux build is in beta
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
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 October 1, 2026

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