MongoDB is the leading modern, general-purpose database platform, designed to unleash the power of software and data for developers and the applications they build. Headquartered in New York, MongoDB has more than 8,300 customers in over 100 countries. The MongoDB database platform has been downloaded over 45 million times and there have been more than one million MongoDB University registrations.
ArangoDB, Inc. is a U.S. based privately held company founded in Cologne in 2014 to meet the increasing demand for professional services around ArangoDB. ArangoDB can operate as a distributed & highly scalable database cluster. The company ArangoDB, Inc. contributes to the project with developer resources, db architects and developer support.
OrientDB LTD is the company that is changing the way you store your data with OrientDB: a distributed Graph Database with the flexibility of Document Database. In a few words, the most powerful and flexible NoSQL solution available today. OrientDB released OrientDB Community Edition for FREE (Apache License) and Enterprise Edition under a commercial license.