BizHawk v1.5.1 is released. 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 v1.5.1 Changelog:
Fix exception when attempting to record a movie from a SNES ROM in an archive
Fix crashing when attempting to load a GBC, SGB, or Saturn Game
Fix bug in firmware resolution when firmware isn't present in the default firmwares folder or when the user's selection is missing altogether
Support additional FDS BIOS files
Fix Screenshot and SaveRam paths being in the base path instead of system path
Add separate path options for Dual Gameboy (and fix dual Gameboy paths)
Dual Gameboy – fix screenshots (probably)
DiscoHawk – cue-fix error in parsing empty lines
Fix Atari 7800 from crashing on load ROM
Fix Coleco and Atari 7800 BIOS detection
Fix Rewind setting aside memory for a buffer even when not enabled (fixes Out of memory exceptions in N64Hawk)
Fix possible exceptions regarding cheats being thrown when using Ram Watch and some other tools
Fix bug that was preventing binding joypad buttons on some machines
N64 – Fix default setting in Glide64mk2 which can result in blank video
Allow Virtualpad to control the main form's hotkeys
Single Instance Mode – Fix exception thrown on close
SGB – Fix Memory Domains
N64 VirtualPad – right-click enables autofire
VirtualPads – Always on Top feature
Paths – fix bug where GB files could be saved to SNES paths
Fix resgression where SRAM files had no file extension

Download: BizHawk v1.5.1
Source:Here