BizHawk SVN r2455 is compiled. BizHawk is a A multi-system emulator written in C#. BizHawk provides nice features for casual gamers such as full screen, and joypad support in addition to full rerecording and debugging tools for all system cores.

BizHawk Supported Systems
- Nintendo Entertainment System (NES)
- Sega Master System
- SG-1000
- Game Gear
- PC-Engine (TurboGrafx-16) / CD-ROM
- SuperGrafx
- TI-83 Calculator

BizHawk Experimental
- Sega Genesis (low compatibility list)
- Gameboy (Debugger only)

BizHawk SVN Changelog:
r2454
1. Fixed an Atari 2600 mnemonic bug for issue 77. Note that TAStudio is still broken for Atari 2600.
r2455
1. Added Atari 2600 to COMMANDS dictionary.
2. Added Atari 2600 case when updating virtual pads.

Download: BizHawk SVN r2455
Source: Here