PCSX2 SVN r5123 is compiled. PCSX2 is an open source PlayStation 2 (PS2) emulator for the Microsoft Windows and Linux operating systems. With the most recent versions, many PS2 games are playable (although speed limitations have made play-to-completion tests for many games impractical), and several games are claimed to have full functionality.
Dolphin Git 3.0-438 is compiled. This is the trunk of Dolphin Project. Dolphin is the first Gamecube emulator able to run commercial games! Dolphin is a great Gamecube(NGC) and Wii emulator. It has a partial Wii support and plays most Gamecube games. Dolphin has been changed SVN to Git recently.
bsnes v087 is released. bsnes is an emulator for the Super Famicom and SNES video game systems. The purpose of the emulator is a bit different from other emulators: it focuses on accuracy, debugging functionality, and clean code.
GameBoy Online (2012/03/06) is released. GameBoy Online is a Game Boy and GameBoy Color emulator written in Javascript. It strives to be efficient and try to have a perfect compatibility. Currently the execution speed is not optimal even on browsers. For example on Chrome, which is nevertheless deemed to run Javascript faster on a PC running Windows 7 64-bit version with a double heart 2 CPUs at 2.2 GHz, games run at normal speed but almost skipping some frames.