ppduck

Install command: 
brew install --cask ppduck

Name: PPDuck

Integrates several image compression algorithms

https://ppduck.com/

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

Cask code on GitHub

Current version: 3.10.20

ppduck is built for Intel macOS and so requires Rosetta 2 to be installed.
You can install Rosetta 2 with:
    softwareupdate --install-rosetta --agree-to-license
Note that it is very difficult to remove Rosetta 2 once it is installed.

Analytics:

Installs (30 days)
ppduck 4
Installs (90 days)
ppduck 16
Installs (365 days)
ppduck 45
Fork me on GitHub