Improved mupen64plus libretro core reimplementation
DS emulator, sorta
Port of 2048 puzzle game to the libretro API. http://gabrielecirulli.github.io/2048/
Snes9x 2002. Port of SNES9x 1.39 for libretro (was previously called PocketSNES). Heavily optimized for ARM.
Snes9x 2005. Port of SNES9x 1.43 for libretro (was previously called CAT SFC).
Snes9x 2010. Port of Snes9x 1.52+ to Libretro (previously called SNES9x Next). Rewritten in C and several optimizations and speedhacks.
Standalone fork of Mednafen PCE Fast to libretro
Standalone port of Mednafen NGP to the libretro API, itself a fork of Neopop.
Standalone port of Mednafen VB to libretro.
Standalone fork of Mednafen WonderSwan to libretro, itself a fork of Cygne
This is the RACE NGPC emulator modified by "theelf" to run on the PSP. It is likely forked from the Akop Karapetyan PSP version of RACE (http://psp.akop.org/race).
Standalone port of Mednafen PCE Fast to libretro. This one only emulates a SuperGrafx TG-16.
Unsupported SNES emulator for multicore ARM Cortex A7,A9,A15,A53 Linux platforms.
Standalone port/fork of Mednafen PSX to the Libretro API.
Fast MegaDrive/MegaCD/32X emulator
Port of prboom to libretro - plays Doom, Doom II, Final Doom and other Doom IWAD mods.
Optimized port of VBA-M to Libretro.
libretro port of TGB Dual
Port of Virtual Jaguar to Libretro
The QuickNES core library, originally by Shay Green, heavily modified