cyberduck

Install command: 
brew install --cask cyberduck

Name: Cyberduck

Server and cloud storage browser

https://cyberduck.io/

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

Cask code on GitHub

Current version: 7.8.1,34119

Analytics:

Installs (30 days)
cyberduck 2,424
Installs (90 days)
cyberduck 7,580
Installs (365 days)
cyberduck 26,057
Fork me on GitHub