NKit (Nintendo Toolkit) is a file format and processing utility. Unlike standard ISO files, NKit removes "junk data" or padding used by Nintendo to fill physical discs.
Converts between ISO, CISO, WBFS, and GCZ formats.
This is where the "Fully Loaded" aspect comes into play. NKit can take a full ISO and convert it to the NKit Format . This format is designed to shrink an image to its smallest possible size while still ensuring it can be restored back (one-to-one) to the original source ISO. It does this by removing predictable "junk" gaps between files and compressing the filesystem.
Download responsibly, dump your own games, and keep the GameCube spirit alive—one compressed .nkit at a time.
Even with the Fully Loaded package, users face obstacles. Here are the top three and their fixes.