Metabase's backend is written entirely in Clojure. http://www.metabase.com/ http://www.metabase.com/ [EDIT] And yes, open source: https://github.com/metabase/m

Metabase's backend is written entirely in Clojure. http://www.metabase.com/ http://www.metabase.com/ [EDIT] And yes, open source: https://github.com/metabase/metabase https://github.com/metabase/metabase Also, we're hiring :) http://www.metabase.com/jobs/ http://www.metabase.com/jobs/ (frontend as well, which is JS/React/Redux, not ClojureScript... yet)