WSO2
WSO2 is an open-source technology provider founded in 2005. It offers an enterprise platform for integrating application programming interfaces (APIs), applications, and web services locally and across the Internet.
WSO2 solutions give enterprises the flexibility to deploy applications and services on-premises, on private or public clouds, or in hybrid environments and easily migrate between them as needed. And because all of the products are pre-integrated, enterprises can focus on value-added services and get to market faster.