teensy

Install command: 
brew install --cask teensy

Name: Teensy

Firmware flashing utility

https://pjrc.com/teensy/loader_mac.html

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

Cask code: teensy.rb on GitHub

Current version: 1.59-beta3

Current version requires: macOS >= 10.11

teensy 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)
teensy 5
Installs (90 days)
teensy 22
Installs (365 days)
teensy 82
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