A DOL Compressor for both GameCube and Wii DOL Files.
Grab the current release from the releases tab and call it like this in a command prompt: dolxz in.dol out.dol
If you want to compile this project you will need liblzma installed, the build.bat will do everything automatically if you are on Windows.
This project includes sources from xz-embedded as well as libogc. Binary compiled against liblzma.