Wii U

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The Wii U is a console created by Nintendo in 2012.

It is the first Nintendo system to feature HD graphics. It also features extended display options with the introduction of a tablet-like controller with a second screen, similar to the Nintendo DS, but using the TV as the main screen instead.

Ripping Tools

DiscU

An extractor of the Wii U's disc image format, Wii U Disc Format (WUD).

CDecrypt

An extractor that extracts data from Nintendo Update Server (NUS) files.

Uwizard

A program that can decrypt and download NUS files, including decrypt disc images.

Common File Formats

BFRES

For more details about said format, please visit the BFRES page.

BFRES files are a container format that can contain models, textures, and animations.

BFSAR/BFSTM

Standard audio files used in various games that can contain sounds or music.

BFLIM

A standard image file used in various Wii U games.

BFMA

A file that contains assets like images and text for a game's manual.

BTSND

An audio file that contains the sound or song that plays when you start up a game.

Suggested Emulators

Cemu

Cemu is an in-progress Wii U emulator that can run commercial Wii U games, albeit with lag and many crashes.

Decaf

Decaf is an open-source, in-progress emulator for researching how the Wii U works.