The PDT source code is contained in the org.eclipse.pdt.git repo and for this release is tagged R3_2. Service releases are planned which will have the tags R3_2_1 and R8_2_2 for SR-1 and SR-2 respectively.
The PDT provides it's own update site with all features included. For 3.2, this site is located at http://download.eclipse.org/tools/pdt/updates/3.2/release.
API compatability is maintained with previous 3.x PDT releases. PDT 3.2 will run against 3.8 and newer Eclipse Platform releases.
PDT 3.2 has all Strings externalized.
PDT targets all supported Eclipse enviornments.
Maintenance
Debugger Performance
Formatter
Work with Community