What are the GJXDM prereleases?

GJXDM prereleases have four integers in their version numbering schemes, and include 3.0.0.0, 3.0.0.1, 3.0.0.2, and 3.0.0.3. All were released in 2003. For transitional reasons, prereleases 3.0.0.0, 3.0.0.1, and 3.0.0.3 will remain available in their respective namespaces for an undetermined period of time. GJXDM prereleases are no longer updated or supported.