Wudcompress Install
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
On a Debian/Ubuntu system, install g++ , make , and git :
The tool typically performs a quick check to ensure the file integrity is maintained after compression. Step 4: Using Compressed Files in Cemu wudcompress install
WudCompress is a simple, command-line based tool (often used via drag-and-drop) designed to reduce the size of Wii U disk images. .wud (Uncompressed Disk Image) Output: .wux (Compressed Disk Image)
docker run -d \ --name=wud \ -v /var/run/docker.sock:/var/run/docker.sock:ro \ -p 3000:3000 \ fmartinou/wud:latest per game
Download the latest compiled release architecture archive (usually wrapped as a .zip file for Windows).
Space savings vary by game, but reductions of 50–90% are common. As shown in the compression results table, many games compress to less than 10 GB, with some as small as 2–3 GB. Here is how to set up and use this tool
WudCompress is a portable application and does not require a traditional "installation" process on Windows.
Moreover, this compression is , meaning you can uncompress the file at any time to get the exact original WUD , which is essential for maintaining perfect backups. Unlike general‑purpose compression utilities (e.g., ZIP/RAR), the WUX format is specifically optimised for the sector layout of Wii U discs. It is also natively supported by the popular Cemu emulator, which can load WUX files directly without decompression. This makes WudCompress an indispensable tool for anyone who works with Wii U images, whether for emulation, archiving, or transferring games.
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Then, he remembered a whisper from a forum, a small utility created by the legends of the Cemu scene. It was called .