Alessandro Levi Montalcini has released USB Overdrive 10.0b5, the newest beta of his universal USB input device drivers for Mac OS X, as noted by VersionTracker. The software currently offers full support for mice and trackballs in Mac OS X 10.1 and 10.2, but gamepad support is not yet complete. USB Overdrive is also available for Mac OS 9 and is provided as US$20 shareware.