gearsystem

Install command: 
brew install --cask gearsystem

Name: Gearsystem

Sega Master System, Game Gear and SG-1000 emulator

https://github.com/drhelius/Gearsystem

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

Cask code: gearsystem.rb on GitHub

Current version: 3.8.4

Requirements: macOS >= 10.11

Versions:

Intel tahoe 3.8.4
sequoia 3.8.4
sonoma 3.8.4
ventura 3.8.4
monterey 3.8.4
big sur 3.8.4
catalina 3.8.4
mojave 3.8.4
high sierra 3.8.4
sierra 3.8.4
el capitan 3.8.4

Analytics:

Installs (30 days)
gearsystem 2
Installs (90 days)
gearsystem 3
Installs (365 days)
gearsystem 51