A fork of Batocera, KNULLI provides an Emulation Station-style feature set to low-powered retro handhelds, including those lacking an open-source kernel.
Features
Emulation Station frontend
RetroArch plus multiple libretro cores
Wireless and Bluetooth support (including audio) for devices that support it
RetroAchievments and Netplay
Cover art/thumbnail scraper support
Improved controls for some devices (including cardinal snapping on the RG35XX H and RG40XX H/V)