WiiU Title Formats
Overview
WiiU titles come in a variety of formats, this is a list of most common to least common formats and its pros and cons
RAW
- Otherwise known as Loadiine, Unpacked or CCM (Code Content Meta)
- Contains the literal raw files for the game
- Pros
- Excellent for Cemu and other Emulators
- Handy for direct file modding or investigation
- Cons
- Due to how Updates are stored in a WUP, some files are not unpacked. This is only important if you are re-packing a RAW format update into a WUP
WUP
- This is a WiiU Package
- Known within this Wiki as "Encrypted NUS Content"
- The content files are encrypted with AES-CBC (128 bit)
- [Details about the encryption here]
- Files included in a WUP are
- tmd or title.tmd
- This is the titles metadata
- cetk or title.tik
- This is the installation "ticket". it also contains the encrypted "title key" for the title
- cetk or title.cert
- This is the certificate
- *.h3
- These contain hashes for the app files
- They only exist when the app file is over a certain size.
- They share filenames with the app files
- (no extension) or *.app
- These files contain the raw files in encrypted binary
- Pros
- Probably the best archival format due to it being installable to WiiUs AND being easily unpacked into RAW files
- Cons
- Due to the encryption it does not compress well
- tmd or title.tmd
WUD
- This is a WiiU Disc image
- It is a 1:1 disc dump of the game
- Will be about 25GB in size
WUX
- A compressed WUD
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