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mdBook vs Typemill

The same facts for both, read from GitHub every night, and the relation a person reviewed.

mdBook vs Typemill
Fact	mdBook	Typemill
Language	Rust	JavaScript
Licence	MPL-2.0	MIT
Stars	22k	620
Latest	v0.5.4	v2.27.0
Last push	2026-10-05	2026-09-20
Release cadence	about 35 days between releases	about 17 days between releases
Active contributors	23 commit authors on the default branch in the last 90 days	1 commit author on the default branch in the last 90 days
Flags	none	none

How they relate

Both replace GitBook. Alternatives to GitBook →
Full replacementmdBookBuilds a book from Markdown files and a SUMMARY.md, as the original GitBook did.
PartialTypemillFlat-file Markdown sites for manuals and documentation, with a browser editor.