World Renowned Database Storage Engine Experts and Product Extend World’s Fastest Growing Database NEW YORK and PALO ALTO, Calif.— December 16, 2014 – MongoDB today announced the acquisition of WiredTiger Inc., an innovator in database storage engine technology. WiredTiger will contribute to the performance, scalability, and hardware efficiency of MongoDB for all users with the upcoming release, MongoDB 2.8. Terms of the transaction were not disclosed.