The AIPS software package turned 30 years old on July 1, 2009. It is still going strong, although with modest manpower. The semi-annual progress report for the 31DEC09 release is available at:
Full information about AIPS can be found at the AIPS home page (http://www.aips.nrao.edu/) including links to three new AIPS Memos. They discuss an improved imaging geometry, the FITS-IDI convention, and auto-boxing during Clean (and elsewhere) in AIPS.