AVGCART - THE average SD multicart for 8bit Atari
- supports CAR (cartridge dump) files up to 1MB (supported types, if you have any dump for type that is unsupported/untested, let me know)
- supports XEX (executable) files
- supports ATR (floppy image) files (read/write) - support is limited due to cartridge port constraints and also needs a machine with 64kB RAM
- SIDE2 emulation (works with U1MB and SpartaDOS X), allows you to use your SD card as a hard