Retro Replay Retro Replay gaming reviews, news, emulation, geek stuff and more!
Ymir Git (2026/04/27) is a work-in-progress Sega Saturn emulator featuring game loading from various file formats (BIN+CUE, IMG+CCD, MDF+MDS, ISO), automatic BIOS detection, and region switching. It supports up to two players with customizable keybindings, backup RAM, and save management options. Key features include save states, one-minute rewinding at 60 fps, turbo speed, and debugging tools. The changelog highlights various performance improvements and fixes, especially for the VDP2 graphics engine. Enhancements include optimized calculations, memory management, and build process adjustments. The emulator is available for download.
(HEY YOU!! We hope you enjoy! We try not to run ads. So basically, this is a very expensive hobby running this site. Please consider joining us for updates, forums, and more. Network w/ us to make some cash or friends while retro gaming, and you can win some free retro games for posting. Okay, carry on đ)
Ymir Git (2026/04/27) has been released. It’s an ongoing development of a Sega Saturn emulator.
Features:
Load games from BIN+CUE, IMG+CCD, MDF+MDS, or ISO formats
Automatic detection of IPL (BIOS) ROM
Automatic switching between regions
Support for up to two players using standard Control Pads on both ports (more features to come)
Fully customizable key bindings
Support for Backup RAM and DRAM cartridges (more features to come)
Integrated backup memory manager to import/export saves and transfer between internal and cartridge RAM
Save states functionality
Rewind (up to one minute at 60 fps), turbo speed, and frame stepping (both forwards and backwards)
A feature-rich debugger that is still in development
Ymir Changelog:
* chore(VDP2): Cleaned up unused function arguments
* fix(VDP2): RBG1 should also utilize rotparam B in bitmap mode
* chore: Refined some type definitions
* perf(VDP2): Avoid computing transparency and line color screen data for rotparams when not using coefficient tables
* perf(VDP2): Optimized rotparam calculations for SIMD
* build: Corrected license path for LZMA in shared builds
* build: Added permissions to the shared build workflow
* build: Attempted to grant explicit write permissions for packages
* perf(VDP2): Enhanced compositor layer sorting optimizations
* perf(VDP2): Eliminated unnecessary drawing of RBG1 when disabled
* perf(VDP2): More optimizations for rotparams
* perf(VDP2): Microoptimized part of the rotparam table calculations
