Apache Jena

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Apache Jena
license = Apache License 2.0

Apache Jena is an open source Semantic Web framework for the Java by HP Labs (until October 2009), then Apache Software Foundation. It provides an API to extract data from and write to RDF graphs. The graphs are represented as an abstract "model". A model can be sourced with data from files, databases, URLs or a combination of these. A Model can also be queried through SPARQL 1.1. Jena is similar to RDF4J (formerly OpenRDF Sesame) though, unlike RDF4J, Jena provides support for Web Ontology Language (OWL). The framework has various internal reasoners can be set up to work in Jena.

Jena supports serialisation of RDF graphs to:

  • a RDF database
  • a relational database
  • RDF/XML
  • Turtle
  • Notation 3

Software Releases

Release Name Date Release Notes
Apache Jena 3.16 2020-07-13 ANN
Apache Jena 3.15 2020-05-19 ANN
Apache Jena 3.14 2020-01-19 ANN
Apache Jena 3.13.1 2019-10-11 ANN
Apache Jena 3.13.0 2019-09-29 ANN
Apache Jena 3.12.0 2019-06-01 ANN Apache Jena 3.12.0 with GeoSPARQL support
Apache Jena 3.11.0 2019-04-30 ANN
Apache Jena 3.10.0 2018-12-30 ANN
Apache Jena 3.9.0 2018-10-08 ANN
Apache Jena 3.8.0 2018-07-02 ANN
Apache Jena 3.7.0 2018-04-14 ANN
Apache Jena 3.6.0 2017-12-17 ANN
Apache Jena 3.5.0 2017-11-02 ANN
Apache Jena 3.4.0 2017-07-21 ANN
Apache Jena 3.3.0 2017-05-21 ANN
Apache Jena 3.2.0 2017-02-10 ANN
Apache Jena 3.1.0 2016-05-14 ANN: Apache Jena 3.1.0 released with Fuseki 2.4.0
Apache Jena 3.0.0 2015-07-29 ANN
Apache Jena 2.13.0 2015-03-13 ANN: Jena 2.13.0, Elephas and Fuseki2
Apache Jena 2.12.1 2014-10-09 ANN
Apache Jena 2.12.0 2014-08-07 ANN: Jena 2.12.0 released (Java7 is a requirement)
Apache Jena 2.11.1 2014-01-24 ANN
Apache Jena 2.11.0 2013-09-18 ANN Apache Jena 2.11.0 including Fuseki 1.0.0
Apache Jena 2.10.1 2013-05-15 ANN
Apache Jena 2.10.0 2013-02-25 ANN
Apache Jena 2.7.4 2012-10-25 ANN: Apache Jena 2.7.4 / Apache Jena Fuseki 0.2.5
Apache Jena 2.7.3 2012-08-08 ANN: Apache Jena 2.7.3 and Jena Fuseki 0.2.4 Release
Apache Jena 2.7.2 2012-07-02 ANN: Apache Jena 2.7.2 and Jena Fuseki 0.2.3 releases
Apache Jena 2.7.1 2012-06-18 ANN: Apache Jena 2.7.1 and Jena Fuseki 0.2.2 releases
Apache Jena 2.7.0 2011-12-23 ANN ANN YHOO
Jena 2.6.3 2010-06-01 ANN
Jena 2.6.2 2009-10-16 ANN: Jena 2.6.2 and ARQ 2.8.1
Jena 2.6.0 2009-05-18 ANN: Jena 2.6.0 and ARQ 2.7.0
Jena 2.5.7 2008-12-08 ANN: Jena 2.5.7 and ARQ 2.6.0
Jena 2.5.6 2008-06-12 ANN: Jena 2.5.6, ARQ 2.3 and SDB 1.1
Jena 2.5.5 2008-02-18 ANN: Jena 2.5.5 and ARQ 2.2
Jena 2.5.4 2007-09-19 ANN: Jena 2.5.4 & ARQ 2.1
Jena 2.5.3 2007-06-18 ANN
Jena 2.5.2 2007-02-07 ANN
Jena 2.5.1 2007-01-24 ANN
Jena 2.5 2007-01-18 ANN
Jena 2.4 2006-05-04 ANN
Jena 2.3 2005-10-12 ANN
Jena 2.2 2005-04-19 ANN
Jena 2.1 2004-02-10 ANN
Jena 2.0 2003-08-28 ANN
Jena 1.4.0 2002-05-04 Ann: The Jena tutorial and Jena 1.4.0
Jena 1.3.2 2002-03-13 ANN
Jena 1.3.1 2002-03-11 ANN
Jena 1.3.0 2002-01-15 ANN: Jena 1.3.0 released with persistent storage in relational da tabases
Jena 1.2.0 2001-10-01 ANN: Jena 1.2 released with ARP, DAML+OIL, RDQL and persistent store
Jena 1.1.0 2001-07-06 ANN
Jena 1.0 2000-08-28 Brian McBride's first announcement

RDQL

RDQL was first released in Jena 1.2.0 and is an implementation of the SquishQL RDF query language, which itself derives from rdfDB.

2001-09-17 ANN

ARQ

ARQ 2.0 2007-05-07 ANN: ARQ 2.0
ARQ 0.9.7 2005-09-30 ANN: ARQ 0.9.7 -- SPARQL for Jena
ARQ 0.9.3 2005-02-21 ANN: ARQ v0.9.3 : SPARQL for Jena
ARQ 0.9.0 2004-10-08 ANN: ARQ v0.9.0 : SPARQL for Jena

Joseki

RDF server for Jena

Joseki 3.4.4 2011-05-06 ANN

Joseki first beta 2002-03-22 ANN

Fuseki

SPARQL Server

Fuseki 0.2.0 2011-04-21 ANN

Fuseki 0.1.1 2010-10-12 ANN

SDB

2007-02-07 ANN: SDB alpha 1
2007-05-31 ANN: SDB alpha 2

TDB

2008-08-07 [jena-dev] ANN: TDB-0.5

TDB2

Former and Current Project Members/Committers/Contributors/Community

Jena 1

Jeremy J. Carroll HP
Ian Dickinson
Chris Dollin
Brian McBride HP
Dave Reynolds HP

Jena 2 & 3

Aaron Coburn (acoburn)
Adam Soroka (ajs6f)
Andy Seaborne andy_seaborne (andy) - project chair and Apache Foundation Vice-President
Benson Margulies
Brian McBride bwm
Bruno Kinoshita (kinow)
Chris Dollin chris-dollin
Chris Tomlinson (codeferret)
Claude Warren (claude)
Damian Steer pldms (damian)
Dave Johnson
Dave Reynolds der
Ian Dickinson ian_dickinson (ijd)
Jena Team jenateam
Jeremy Carroll jeremy_carroll
Kevin Wilkinson wkw
Leo Simons
Lorenz Buehmann (lbuehmann)
Marco Neumann neumarcx
Markus Stocker markus_stocker
Osma Suominen (osma)
Paolo Castagna castagna
Peter Coetzee major_error
Reto Bachmann-Gmuer rebach
Richard Cyganiak cyganiak
Rob Vesse (rvesse)
Ross Gardler
Stephen Allen (sallen)
Steve Battle steve_battle
Stuart Taylor staylorabdn
Stuart Williams skw
Taylor Cowan
Ying Jiang (jpz6311whu)

External links

http://jena.apache.org