an expert system for automated reduction of X-Ray diffraction data from macromolecular crystals, making use of existing software (CCP4, XDS, Phenix, CCTBX.) XIA2 is now included with DIALS.
In SBGrid, XIA2 is provided by a few different titles. Run
xia2 --sbapp:l
to see the complete list.
The most recent release can usually be found in the latest release of DIALS.