: This stands for Nintendo Submission Package . It is the standard file format used for games and applications installed on the Nintendo Switch’s internal storage or SD card.

In the Nintendo Switch homebrew community, .nsp files are used to install games onto consoles running . While these files are used by enthusiasts for backing up their own libraries, they are also frequently found on piracy sites.

: A common compression format. You will need a program like WinRAR or 7-Zip to extract the actual .nsp file from this archive. Context of Use