superduper

Install command: 
brew install --cask superduper

Name: SuperDuper!

Backup, recovery and cloning software

https://www.shirt-pocket.com/SuperDuper/SuperDuperDescription.html

/api/cask/superduper.json (JSON API)

Cask code on GitHub

Current version: 3.6.1,124

Analytics:

Installs (30 days)
superduper 105
Installs (90 days)
superduper 320
Installs (365 days)
superduper 1,296
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