Gremlin is a graph traversal language and virtual machine developed by [https://tinkerpop.apache.org/%|%Apache TinkerPop]. Apache TinkerPop is a graph computing framework for both graph databases (OLTP) and graph analytic systems (OLAP). Apache TinkerPop has below sub projects: * Gremlin: A graph traversal (query) language * Gremlin Console: An interactive shell for working with local or remote graphs (based on the Groovy console) * Gremlin Server: Allows hosting of graphs remotely via a HTTP/WebSocket connection * TinkerGraph: A small in-memory graph implementation ** Language Driver ** [https://github.com/ray2501/tcl-gremlin%|%tcl-gremlin]: Gremlin Server driver for Tcl <> Database | Language