AnzoGraph is designed for interactive analysis of broad swaths of RDF data, accumulated over weeks or years of transactions, possibly from many disparate GOLTP and other database sources.[12][13][14] ArangoDB 3.2.0 (July 2017) Free, Apache 2 C++, JavaScript The most popular (as of 2015) NoSQL database available under an open source license and that provides both document store and triple store abilities[15] Blazegraph 2.1 (April 2016) commercial, or GPLv2 for evaluation Java RDF-graph database capable of clustered deployment and graphics processing unit (GPU), in commercial version; supports high availability (HA) mode, embedded mode, single server mode.