Run sudo pacman -R wudcompress
| Issue | Solution | |-------|----------| | zlib not found | Install zlib development package ( zlib1g-dev on Debian, zlib-devel on RedHat). | | cmake errors on Windows | Ensure Visual Studio C++ tools are installed. Use "Developer Command Prompt". | | Permission denied (Linux/macOS) | Run chmod +x wudcompress or use sudo for system install. | | File too large on FAT32 | WUX files can exceed 4GB – use NTFS or exFAT. |
Converts large WUD files into much smaller WUX files.
| Game | Original Size | Compressed Size | Space Saved | |------|--------------|----------------|--------------| | Super Mario 3D World | 23.3 GB | 2.61 GB | 20.69 GB | | The Legend of Zelda: Wind Waker HD | 23.3 GB | 2.70 GB | 20.7 GB | | Mario Party 10 | 23.3 GB | 4.01 GB | 19.29 GB | | Darksiders 2 | 23.3 GB | 9.43 GB | 13.87 GB | wudcompress install
wudcompress.exe extract "C:\Path\To\Your\Game.wud" "C:\Output\Folder"
Double-check that common.key is in the same directory and contains the correct hex string.
WudCompress doesn't require a traditional "installer." It is a portable executable you can run directly. Run sudo pacman -R wudcompress | Issue |
curl -L -o wudcompress https://github.com/example/wudcompress/releases/latest/download/wudcompress-osx-arm64 chmod +x wudcompress sudo mv wudcompress /usr/local/bin/
If you prefer building from source:
A permanent command prompt window will open, displaying the compression progress as a percentage. | | Permission denied (Linux/macOS) | Run chmod
Now that it is installed, here is how you actually use it.
You can find the latest version on the official Cemu-Project GitHub or community forums like GBATemp.