Ymir Git (2026/09/20) is released. A work-in-progress Sega Saturn emulator.

Features:
Load games from BIN+CUE, IMG+CCD, MDF+MDS or ISO files
Automatic IPL (BIOS) ROM detection
Automatic region switching
Up to two players with standard Control Pads on both ports (more to come)
Fully customizable keybindings
Backup RAM and DRAM cartridges (more to come)
Integrated backup memory manager to import and export saves, and transfer between internal and cartridge RAM
Save states
Rewinding (up to one minute at 60 fps), turbo speed, frame step (forwards and backwards)
A work-in-progress feature-rich debugger

Ymir Changelog:
* chore(app): Unlock hardware renderer option on non-local builds
* fix(vdp-hw): Fix RBG bitmap base address selection
* fix(vdp-d3d12): Fix debug VDP1 FBRAM sync
* fix(vdp-d3d12): Byte-swap erase write value to fix a single-frame glitch in the boot sequence
* fix(vdp-d3d12): Fix FBRAM upload timing
* perf(vdp-d3d12): Use bit cluster search in FBRAM dirty bitmap
* fix(vdp-d3d12): Fix FBRAM upload endianness
* fix(vdp-hw): Fix FBRAM endianness
* perf(vdp-d3d12): Slightly speed up FBRAM uploads
* fix(utils): Fix dirty bitmap `SetAll` not properly updating the `m_anySet` flag
* fix(vdp-d3d12): Fix descriptors for polygon drawing MSB variant
* feat(vdp-d3d12): Sort of implement FBRAM downloads
* feat(vdp-d3d12): Implement basic frame sync for FBRAM reads
* fix(vdp-d3d12): Fix CRAM color cache updates when using RGB 8:8:8 color modes
* chore(vdp-hw): Move `FBRAMWrite` definition to an HLSL include file
* chore(vdp): Fix CRAM address mapping documentation error
* feat(vdp-hw): FBRAM writes partially working
* fix(app): SCU debug windows couldn't be opened
* fix(vdp-d3d12): Set bitmap size for RBGs
* chore(vdp-hw): Introduce command parameters list and fix clipping
* fix(vdp-hw): Fix multiple deinterlace issues
* fix(vdp-hw): Fix RBG line color in high horizontal resolution modes
* chore(vdp-sw): Minor code simplification
* fix(vdp-hw): Fix broken RBG line color effects with deinterlace
* fix(vdp-hw): Fix CP delay
* feat(vdp-hw): Transparent meshes
* fix(ui): Fix inconsistent header sizes in Settings > Video
* chore(ui): Change help/explanations icons

Download: Ymir Git (2026/09/20)
Source: Here