Install [updated] - Wudcompress

Extract the WudCompress.exe file into a dedicated folder on your Windows PC.

Compresses 23.3 GB dummy-padded files into exact-data images.

per game. For users employing the Cemu emulator, this can quickly consume hard drive space. is a specialized, lightweight tool created by the team behind Cemu that compresses these massive .wud files into the more manageable .wux format without sacrificing game data. Here is how to set up and use this tool. 1. Downloading and Installing WudCompress

Now that you have optimized your game files, you can immediately put them to use: wudcompress install

nano docker-compose.yml

Are you having trouble the .exe, or is it crashing during compression?

Decompress back to WUD:

A command line window will open automatically, displaying a real-time completion percentage as it processes.

The original Windows code uses Microsoft‑specific functions ( _fseeki64 , _ftelli64 , stricmp ). The patched source replaces these with their POSIX equivalents ( fseeko , ftello , strcasecmp ). Compile with the following command:

git clone https://github.com/John-Gee/wudcompress.git cd wudcompress Extract the WudCompress

A pre-built version for macOS is not currently available.

This is the most reliable method, as wudcompress is part of the package by Falo.

Direct the window path to your executable folder using the change directory command: cd C:\WiiU_Tools\WudCompress Use code with caution. For users employing the Cemu emulator, this can