4.0
Katana 4.0 — GDEMU SD card manager for macOS.
Build 7 (universal, Developer ID signed and notarized).
Highlights
- openMenu 1.7.0-ateam — bundled menu is the current Virtual Folder Bundle (Dreamcast Now, mouse, scrollbar, multi-controller navigation)
- Menu type follows the card — opening a card detects GDmenu, stock openMenu, or openMenu Extended from slot 01. A stock openMenu card stays on openMenu
- Menu inspector — slot 01 shows the installed menu, with Rebuild and Reveal in Finder. Rename, cover, and delete stay on games
- Custom cover — Change Cover Image… saves a picture as a loose
0GDTEX.PVR. A PVR file is copied unchanged when Katana can read it. Remove Custom Cover deletes that file - Cover — a game with no
0GDTEX.PVRshows the openMenu box art from the card, matched by serial - Stale disc details — replacing a game or the menu drops the previous serial, version, and date once the files have changed
- Menu rebuild — slot 01 files, including preserved cover data, are written where the menu looks for them
- Katana on GitHub — Help menu opens the project page
Install
- Download Katana.dmg
- Open the disk image and drag Katana to Applications
- On first launch, open your GDEMU SD card from
/Volumes
Universal binary (Apple Silicon + Intel). Requires macOS Sonoma 14.0 or later.