epubcheck

Install command: 
brew install epubcheck

Validate EPUB files, version 2.0 and later

https://github.com/w3c/epubcheck

License: BSD-3-Clause

/api/formula/epubcheck.json (JSON API)

Formula code on GitHub

Current versions:

stable ✅ 4.2.4

Analytics:

Installs (30 days)
epubcheck 38
Installs on Request (30 days)
epubcheck 36
Build Errors (30 days)
epubcheck 0
Installs (90 days)
epubcheck 118
Installs on Request (90 days)
epubcheck 109
Installs (365 days)
epubcheck 876
Installs on Request (365 days)
epubcheck 694
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