Tacit Software was a company that provided expertise and knowledge search software for enterprises and consumers. It was acquired by Oracle Corp in November 2008, and its assets were rolled into the Oracle Beehive collaboration platform. Tacit was founded in 1997 as Tacit Knowledge Systems by David Gilmour, the founder of Giga Information Group (now owned by Forrester Research) and was headquartered in Palo Alto, CA.