"Release early, release often" is not an Apache mantra. But it's cool; we make up for it in quality.
Official Apache releases
JUN-2012
Latest Apache™ OODT version 0.4 is now released and available for download here.
JUN-2011
Latest Apache™ OODT version 0.3 was released.
FEB-2011
Apache™ OODT version 0.2 was released.
Pre-Apache releases
You can find old releases of OODT under a more restrictive license at the Open Channel Foundation. These releases are unsupported as all the OODT developers are now devoted to the Apache release of Apache OODT.