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HonKit vs AsciidocFX: catalog facts
HonKit	AsciidocFX
Free Free and open source.	Free Free to download, with development supported by backers and sponsors.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
Builds HTML, PDF and EPUB from one Markdown source Continues the open-source GitBook format	Exports PDF, HTML, EPUB, Mobi and DocBook from one source Live preview while editing
Command line only Requires a Node.js setup	Built on JavaFX, so it is heavier than a plain text editor Mermaid support is marked experimental
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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