What are some alternatives?
When comparing Happy Chick and RetroArch, you can also consider the following products
Mame - MAME stands for Multiple Arcade Machine Emulator.
higan - higan was formerly known as bsnes. The project was renamed after becoming a multi-system emulator.
LaunchBox - LaunchBox is a portable, box-art-based games database and launcher for DOSBox, emulators, arcade cabinets, and PC Games. Download it free!
RetroX - RetroX is an Android application that will help you organize and play your own Retro Games with the...
OpenEmu - Console and Arcade video game emulator for macOS.
EmulationStation - a graphical emulator front-end