functionflip (deprecated)

Install command: 
brew install --cask functionflip

Name: FunctionFlip

Function key control

https://kevingessner.com/software/functionflip/

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

Cask code: functionflip.rb on GitHub

Current version: 2.2.4

Requirements: macOS >= 10.11

functionflip 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)
functionflip 5
Installs (90 days)
functionflip 9
Installs (365 days)
functionflip 52