Mednafen is a portable, utilizing OpenGL and SDL, argument(command-line)-driven multi-system emulator with many advanced features. The Atari Lynx, GameBoy (Color), GameBoy Advance, NES, PC Engine(TurboGrafx 16), SuperGrafx, Neo Geo Pocket (Color), PC-FX, and WonderSwan (Color) are emulated. Mednafen has the ability to remap hotkey functions and virtual system inputs to a keyboard, a joystick, or both simultaneously. Save states are supported, as is real-time game rewinding. Screen snapshots may be taken at the press of a button, and are saved in the popular PNG file format. Mednafen is distributed under the terms of the GNU GPL.
Prometheon is an action Jump’n Run platformer with lots of shooting and light adventure elements. It has a big focus on variation as well as a slightly RPG-like story with multiple paths.
ONScripter is an opensource cross-platform clone of the NScripter Visual Novel engine. The original ONScripter was written by Opagee the fork that supports the English language is maintained by Haeleth.
Dark Light Battles is a turn based fantasy strategy game. It features some strategic gameplay through the use of control of castles, four unit types and a full AI system.
NetFleet is an Open Source cross-platform and multi-threaded download utility. This program tries to accelerate the downloading process by using multiple connections for one file.