The ChaMP announces a second release of processed optical and X-ray data.

ChaMP X-ray Point Source Catalog, the basic parameters, photometry, and flux of 6512 ChaMP sources in 130 Chandra observations from Chandra Cycles 1 and 2 (Last Update 08/09/2006, Release Notes)
ChaMP X-ray Products and Catalogs for Publicly released Chandra/ChaMP Fields
Full Field Images includes FITS and GIF images, source lists, and X-ray data products.
Sources with Spectroscopic IDs includes spectra of classified sources, with finder charts in X-ray and optical, and derived parameters.