sigil

Install command: 
brew install --cask sigil

Name: Sigil

EPUB ebook editor

https://sigil-ebook.com/

Development: Pull requests

Cask JSON API: /api/cask/sigil.json

Cask code: sigil.rb on GitHub

Current version: 2.7.5

Requirements: macOS >= 13

Versions:

Intel tahoe 2.7.5
sequoia 2.7.5
sonoma 2.7.5
ventura 2.7.5

Analytics:

Installs (30 days)
sigil 94
Installs (90 days)
sigil 284
Installs (365 days)
sigil 1,127