Cakebrew: GUI for Homebrew
cakebrew.com
cakebrew.com
See more info in the semi official docs of the subcommand: https://github.com/Homebrew/homebrew-bundle
The cake is a lie, though. :)
You can upgrade cask installs via an interactive prompt. You can automate this as well with a login or logout script in your MDM
brew cu -a will look at all your cask installs and let you know what’s out of date, then prompt to upgrade them all, interactive upgrade, or none.