ZDoom is an enhanced port of the official DOOM source code. Ported to Dingux by Shin-NiL. ZDoom can play all Doom engine games, including Ultimate Doom, Doom 2, Heretic, Hexen, and Strife. Read more about ZDoom v0.1 (Dingoo Linux misc Port)
VICE is a program that runs on many platforms and executes programs intended for old 8-bit computers. The current version emulates the C64, the C64DTV, the C128, the VIC20, almost all PET models, the PLUS4 and the CBM-II (aka C610). Rikku2000 with the help of Pickle, ported the most recent v2.2 branch to Caanoo. Read more about VICE v2.2 (Multiple emus for Caanoo)
"PSPStates Menu" by plum_429 allows you to generate "save states". This is a function commonly known from emulators, where you can save a snapshot of the game and start exactly like the gameplay status was at the time of saving. This plugin is supposed to work on 6.xx firmwares. Read more about PSPStates Menu v3 (PSP Application)