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The real one.

NSP (Nintendo Submission Package) is a digital format used for game distribution on the Nintendo Switch console. It's a container format that packages game data, such as executable files, assets, and metadata, into a single file. NSP files are used for digital distribution of games on the Nintendo eShop and other platforms.

While Yuzu is no longer actively developed due to legal action from Nintendo, forks and other emulators like continue to be explored. Emulators allow PC users to play Switch games by loading NSP or XCI files. However, requirements are high: a powerful CPU, a dedicated GPU that supports Vulkan or OpenGL 4.6, and plenty of RAM (16 GB+).

To run "full" NSP files obtained outside the official eShop, a console typically requires , such as Atmosphère .

Q: Can I convert NSP files to physical game cartridges? A: No, NSP files are digital files and cannot be converted to physical game cartridges.