RockNES v5.20 is released. RockNES is a Nintendo (NES) emulator that supports total PPU emulation, total intelligent emulation (including VRCVI intelligent, used by some Japanese games), battery backed RAM, Famicom DiskSystem, VS Unisystem, and some 70 different mappers. In gain, RockNES includes lots of different video modes, as substantially as the ability to loading and economise your back at any stage. You can flush record movies of gameplay.

RockNES v5.20 Changelog:
- Removed all those gfx modes, prior to AUTO windowed or fullscreen modes.
- Removed video resolution setting from config file, now fullscreen mode always use the desktop resolution, unless you change it in the GUI.
- Removed sprite evaluation at pre-scanline.
- Changed unofficial opcode emulator behaviour - now it'll swap to GUI w/ RESET.
- Changed sound sample rate to 48000Hz. Tell me if you experience problems.
- Added unofficial opcodes + NOPs.
- Added screen blitter 4x size with interlaced mode.
- Added screen blitter 3x upscaler scanlined, pixelated and interlaced.
- Added video vertical retrace sync, _much_ smoother.
- Added various color effects like sepia, black&white, GameBoy and more!
- Added an option for signed or unsigned APU sound samples.
- Added cartridge board name when saving the iNES header info into a text file.
- Added ability to modify a value in the CPU PRG space.
- Added fast forward key, can be deactivated.
- Fixed NMI and VBlank timing obscure failures.
- Fixed mapper 69 for CHR RAM games.
- Fixed motion blur effect, still imperfect.
- Fixed VS palette setup.
- Fixed a bug assigning joystick buttons.
- Fixed PPU $2007 register, fixes the scorebar in Burai Fighter (U).
- Fixed WAV stereo sound recording (generated files had half size).
- Fixed palette selection/startup.
- Fixed palette entries $10,$20,$30 in #nesdev palette.
- Fixed a bug in the NMI timing.
- Fixed an obscure bug in the sprite evaluation code (overflow flag).
- Fixed OAM rotation (Sachen games/Tatakai no Banka).
- Fixed file closing, another obscure bug.
- Option "Set savestate slot to 0 on RESET" is now saved in the config file.
- Optimized PPU bankswitching and pixel color generation.
- General fixes and minor revision in the CPU instruction set.
- Revised config file parsing in order to avoid a potential crash.
- Improved RAMBO-1 PPU IRQ (mapper 64).
- Fixed mapper 90 IRQs.
- A few GUI and config changes, old rocknes.ini file is NOT recommended.
- Code cleanups, lots of minor rewrites, adjustments, text changes, optimizations.

Download: RockNES v5.20
Source: Here