RetroArch is a modular multi-system emulator system that is designed to be fast, lightweight, and portable. Starting with v1.3.6, RetroArch users can download compatible freeware content, such as the shareware release of Doom, right from the app.

List of included libretro cores:

NES: FCEU, Nestopia, QuickNES
SNES: PocketSNES, SNES9x-Next
GBC: Gambatte, TGB Dual
GBA: Meteor, VBA
Genesis / Sega CD: Genesis Plus
Saturn: Yabause (Very slow!)
Playstation: PCSX-ReARMed
Atari 2600: Stella
Chip8/16: Maxe
Arcade: iMAME4all, MAME078, Final Burn Alpha
Mednafen cores: PCE-Fast, WSwan, PSX
Natives: NXEngine (Cave Story), PrBoom (Doom)

Changes:

– CHEEVOS: Add badges for achievements, shows thumbnail images of achievements.
– CHEEVOS: Leaderboard support.
– CHEEVOS: Only disable savestates on hardcore mode if achievements are not available.
– COMMANDLINE: Fix fullscreen toggle switch.
– COMMON: Add ‘Automatically Load Content To Playlist’ feature, enabled by default.
– COMMON: Fix slowmotion ratio always being reset back to 1.
– COMMON: Optimized NBIO implementations now for Apple, Windows, and Linux. Uses mmap for Linux/Windows/BSD if/when available. File I/O should now be much faster for loading images inside the menu.
– COMMON: Native Blissbox support now for latest firmware as of writing (2.0). Implementation through libusb and/or native Windows HID.
– COMMON: New lightgun API.
– COMMON: New VFS (Virtual File System) API.
– COMMON: Fixed some playlist bugs.
– COMMON: New snow shader.
– COMMON: Fix Quick Menu title, no longer shows ‘Select File’.
– COMMON: Fix loading cores that require no content one after another.
– COMMON: Map Delete key to Y button for non-unified menu keyboard controls.
– COMMON: Fix for relative paths being normalised and generating a duplicate history entry.
– EMSCRIPTEN: Fix references to browserfs.
– FREEBSD: Support libusb HID input driver.
– HAIKU: Buildfix.
– INPUT: Map clear button to DEL key.
– LINUX/X11: Add RetroArch logo to window title bar.
– LINUX/X11: Input driver now supports new lightgun code.
– LINUX/X11: Support window transparency (requires a compositing window manager).
– LOBBIES: Fix for crash on join netplay rooms via touch / glui.
– LOCALIZATION: Update Italian translation.
– LOCALIZATION: Update Japanese translation.
– LOCALIZATION: Update Portuguese-Brazilian translation.
– LOCALIZATION: Update Polish translation.
– LOCALIZATION: Update Russian translation.
– MENU: Snowflake menu shader effect.
– OSX/PPC: Fix the GL2 renderchain, had to use EXT versions of framebuffer/renderbuffer functions.
– PS3: HTTP requests / downloads should now work.
– PS3: Core Updater now works.
– PS3: Improved font rendering, enable STB Unicode font renderer.
– PSP: Make it work with Vita’s Adrenaline.
– PSP: Fix audio sync.
– PSP: Fix content loading, port should be functional again.
– PSP: Use 64MB when available.
– SCANNER: Fix crash from Windows-incompatible format string.
– VITA: Improve packaging, installation times.
– WIIU: Disabled the controller patcher for now since it was the source of many stability issues.
– VULKAN: Various stability fixes for WSI.
– WINDOWS: Add MSVC 2017 solution.
– WINDOWS: Get rid of the empty console window in MSVC 2010 builds.
– WINDOWS: Raw input driver now supports new lightgun code.
– WINDOWS: Use configured OSD/text message color on GDI driver.
– WINDOWS/XINPUT: Populate XInput VID/PID from DInput so autoconfig doesn’t rely solely on joypad names
– WINDOWS/XINPUT: Fix crash that occurs in some situations with Steam running and a Steam Controller plugged in.
– WINDOWS: Improve version reporting under System Information.
– WINDOWS: Support window transparency.
– WINDOWS: Correct usage of GetWindowPlacement per MS docs, fixes game window position on Win95/98.
– WINDOWS: Added Visual Studio 2017 support.