memcardpro

The memcardpro utility currently allows you to split a generic memory card image into separate per-game memory cards for use on the 8BitMods MemCard PRO with a supported ODE such as MODE or XStation on the Sony PlayStation 1, or Swiss on the Nintendo GameCube.

Installation:

go install github.com/bodgit/memcardpro@latest

Or grab a pre-built binary from the releases page.

A quick demo: