Mednafen v0.9.39.2 is released. Mednafen is a multi-game-system emulator, for various platforms, including emulation of the following systems:Atari Lynx,Famicom,GameBoy (Color),GameBoy Advance,Neo Geo Pocket (Color), NES(both NTSC and PAL),PC Engine/TurboGrafx 16 (CD) and SuperGrafx,PC-FX,WonderSwan (Color).

Mednafen v0.9.39.2 Changelog:
September 19, 2016:
SMS: Sanitize some previously-missed variables in the save state loading code.

September 18, 2016:
MD: Fixed a bug that caused some YM2612 state to not be restored properly on save state load.

MD, SMS, NGP: Fixed an old Z80 emulation bug with interrupt handling.

Make an index of save state sections on save state load, to detect sections in a save state that are unused by the state loading code(for debugging).

MD, PCE, PCE_FAST: Sanitize some previously-missed variables in the save state loading code.

September 16, 2016:
SS: Added PAL support.

SS: Fixed vertical positioning brokenness with custom "ss.slstart" setting values with interlaced video.

September 15, 2016:
PC-FX, WonderSwan, NES, VB, PSX: Sanitize some previously-missed variables in the save state loading code.

Fixed a use-after-free bug in the SDL sound output driver.

NGP: Fixed several off-by-1 bugs in the address to ROM data translation function.

September 11, 2016:
Removed nonsensical unused frame advance loop in drivers/main.cpp leftover from 0.5.x.

PCE_FAST: Fixed a bug that could cause a crash with large "pce_fast.ocmultiplier" setting values when running CD games.

September 10, 2016:
PCE_FAST: Skip 512-byte copier header if detected when loading a ROM image.

PCE_FAST: Made some minor optimizations.

PCE, PSX, PCE_FAST: Avoid UB by biasing uintptr_t values instead of pointers directly in the CPU core.

September 1, 2016:
GB: Corrected the layer names used with the layer toggling feature.

August 26, 2016:
SS: Fixed a potential problem with SH-2 DMA event rescheduling when bus lock is held, that probably wouldn't ever happen in practice.

NES: Fixed several instances of missing initialization of on-cart WRAM.

August 24, 2016:
SS: Marked more functions with MDFN_COLD hint, and marked a few functions to be forcibly-inlined where it makes sense.

August 23, 2016:
SNES: Fixed an issue causing a compilation error on Mac OS X.

Download: Mednafen v0.9.39.2 x86
Download: Mednafen v0.9.39.2 x64
Source: Here