This is a mod that removes wall and ceiling collision from the game. It's less fun than it sounds.
Double click prime-wall-remover.exe
Execute prime-wall-remover-linux in a terminal
I don't have a mac machine to precompile a binary.
Mac users will need to compile the project temselves using cargo.
See Compiling
Enter the file path for your metroid Prime ISO when prompted.
For example C:\GM8E01.iso
Wait for the tool to complete.
The tool will modify the ISO file in-place, make sure you have a clean copy elsewhere.
This is a standard rust project that can be compiled with cargo build --release