Details
Lineage
- BlazeGraph: renamed from Bigdata; no longer developed.
- Neptune, 2017: based on BlazeGraph.
The go-to resource for graph technology details
An RDF database supporting billions of edges on a single machine. Uses an alternative approach to RDF reification that enables property graph-like capabilities. Notable as the backend for Wikidata's query service.
Protocols SPARQL Protocol, HTTP/REST
Default HTTP/SPARQL service at http://localhost:9999/blazegraph/; also exposes a Blueprints/Tinkerpop3 API.
Blazegraph™ DB is a ultra high-performance graph database supporting Blueprints and RDF/SPARQL APIs.blazegraph/database · reviewed 2026-08-02
You can setup an http or https reverse proxy configuration that has authentication and forward requests to the local Blazegraph instance (typically running on localhost:9999).blazegraph/database · reviewed 2026-08-02
License GPL-2.0
SPDX identifier as classified by GitHub from the repository licence file.
"spdx_id": "GPL-2.0"GitHub licence API — blazegraph/database · reviewed 2026-08-02
Released 2007
Confirms current value. Bigdata (Blazegraph's original name) was under development from 2006, and the SourceForge project through which it was first distributed was registered in March 2007; the 1.0.0 release itself did not follow until 2011.
Related Categories Java Database Engines Servers, Java Distributed Computing Software, Java Graph Databases Registered 2007-03-21Blazegraph (powered by bigdata) download | SourceForge.net · reviewed 2026-08-02
The Blazegraph™ open source platform has been under continuous development since 2006.About_Blazegraph · blazegraph/database Wiki · GitHub · reviewed 2026-08-02
Language Java
Confirms current value.
Blazegraph™ is a standards-based, high-performance, scalable, open-source graph database. Written entirely in Java, the platform supports Blueprints and RDF/ SPARQL 1.1 family of specifications, including Query, Update, Basic Federated Query, and Service Description.About_Blazegraph · blazegraph/database Wiki · GitHub · reviewed 2026-08-02