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Ymir Git (2026/06/23) is a work-in-progress Sega Saturn emulator featuring support for various game file formats (BIN+CUE, IMG+CCD, MDF+MDS, ISO) and automatic IPL (BIOS) ROM detection. It allows up to two players with customizable keybindings, backup RAM support, and an integrated memory manager for save transfers. Key features include save states, rewinding (up to one minute at 60 fps), turbo speed, and a debugger. The latest update addresses error messages, cleans up macros, explains flags in the game database, and improves cache emulation for specific games. Download it to experience these enhancements.
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Ymir Git (2026/06/23) has been released. It is an ongoing project aimed at creating a Sega Saturn emulator.
Key Features:
Support for loading games in BIN+CUE, IMG+CCD, MDF+MDS, or ISO formats
Automatic detection of IPL (BIOS) ROM
Seamless region switching
Multiplayer support for up to two players using standard control pads on both ports (more features on the way)
Highly customizable key mapping
Compatibility with Backup RAM and DRAM cartridges (additional features coming)
Integrated memory manager for saves, allowing import/export between internal and cartridge RAM
Save states available
Rewinding capabilities (up to one minute at 60 fps), turbo mode, and frame stepping (both forward and backward)
A developing, feature-rich debugging tool
Ymir Changelog:
* fix(media): Resolve errors encountered when loading ISO files
* chore(SH2): Refine macros after usage
* chore(gamedb): Clarify the `RelaxedVDP2BitmapCPAccessChecks` flag
* fix(gamedb): Disable unnecessary game-specific tweaks
* fix(gamedb): Force-enable SH-2 cache emulation for Dino Island to eliminate palette glitches
* feat(app): Introduced option to unpause the emulator when loading discs
* chore(debug): Log updates regarding SCU DMA source and destination addresses
* chore(debug): Slightly expand BG layer table columns for better layout
