Google Search Appliance was a rack-mounted device that provided document indexing functionality. Launched January 1, 2002; shut down December 31, 2018 — it lived 16 years. One of 15 Google products killed in 2018. The Google Search Appliance (GSA) is a discontinued series of rack-mounted servers with search engine indexing software. Wiki link Data: Killed by Google (killedbygoogle.com, MIT).