FCEUltra Win32 mappers modified (2015/02/22) is released. This emulator is based on FCEUltra source code.

FCEUltra Win32 mappers modified (2015/02/22) Changelog:
- UNIF COOLBOY - small fix
- UNIF FK23C - 256K RAM fix

Download: FCEUltra Win32 mappers modified (2015/02/22)
Source: Here