Stemma is a fully managed data catalog, powered by the leading open-source data catalog, Amundsen. By bridging the gap between data producers and data consumers, Stemma enables you to gain total trust in your data. Stemma provides enterprise management (easy deployment, enterprise-grade security) and richer metadata. It makes finding trustworthy data easy and offers an always up-to-date view of your data's usage at any time through automated documentation based on common usage patterns.