What are some alternatives?
When comparing RetroArch and Lakka, you can also consider the following products
higan - higan was formerly known as bsnes. The project was renamed after becoming a multi-system emulator.
batocera.linux - batocera.linux is an operating system (like Windows 10 and Mac OS) specialized in retrogaming
RetroX - RetroX is an Android application that will help you organize and play your own Retro Games with the...
LaunchBox - LaunchBox is a portable, box-art-based games database and launcher for DOSBox, emulators, arcade cabinets, and PC Games. Download it free!
MESS - Emulates most gaming systems that exist, emphasizing accuracy over speed.
Retropie - RetroPie allows you to turn your Raspberry Pi or PC into a retro-gaming machine.