fman

Install command:

brew install --cask fman

Name: fman

https://fman.io/

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

Cask code: fman.rb on GitHub

Current version: 1.7.3

Requirements: macOS >= 10.11

fman 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)
`fman`	16
Installs (90 days)
`fman`	46
Installs (365 days)
`fman`	208