Download Winamp! The Patched 5.666 version that is!
Download and install the following plugins:
I like to recommend the use of Wget for obtaining the actual files; I use the program VisualWget.
THAT SAID, YOU CAN SKIP IT AND DOWNLOAD ONE GAME ZIP AT A TIME IF YOU WANT TO PICK AND CHOOSE.
Within this program, there will be flags to be set.
If you go to this site here, you will find a lovely open directory of Minuisf Files! which are basically the N64 Rip format.
you can download the directory by copying that link, and opening VisualWget.
Create a New Job.
Paste the link, in, and check Recursive.
Go to advanced, and to the Recursive Accept/Reject page.
Mark -Reject, and -No-Parent.
Under Reject, type in "robots.txt, index.html" [without the quotes, obvs]
Run the job, and it should download to wherever you desired!
Extract the zips, and listen away with Winamp!
Go have breakfast while jamming to some VGM Gold.
Don't forget about the coffee y'all.