thumbsup

Install command: 
brew install --cask thumbsup

Name: ThumbsUp

Batch image thumbnail generation utility

https://www.devontechnologies.com/apps/freeware

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

Cask code: thumbsup.rb on GitHub

Current version: 4.5.3

Current version requires: macOS >= 10.11

thumbsup 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)
thumbsup 8
Installs (90 days)
thumbsup 15
Installs (365 days)
thumbsup 70
Fork me on GitHub