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Jena is Java toolkit for developing semantic Web applications. It includes an RDF API, an OWL API, SPARQL 1.1 implementation. jena support readign and writing RDF/XML, Turtle, N-triples, TriG and N-Quads as well as other formats. Storage options include in-memory, a high-performance native store as well as adapters for SQL databases.
OntoWiki is a Semantic Data Wiki as well as an Application Framework providing support for agile, distributed knowledge engineering scenarios.
LinqToRdf provides a full-featured LINQ query provider for .NET using both local triple stores with Graph Matching and SPARQL queries on remote stores. It also provides graphical design tools for visual studio 2008 that provide a UML style design surface for the production of both ontologies and .NET domain models.
GNOWSYS, Gnowledge Networking and Organizing System, is a web based hybrid gnowledge base with a kernel for semantic computing. It is developed in Python and works as an installed product in ZOPE.
The aim of the Powl - Semantic Web Development Plattform project is thus to deliver a PHP and web-based ontology edititing and management solution to the OpenSoure community.
Personal Information Manager Manage your notes, write your diary, save your bookmarks, import your documents, photos, songs and make relations between them. It's based on tools and ideas borrowed from Semantic Web area.
jOWL is a jQuery plugin for navigating and visualising OWL-RDFS documents. jOWL Demo's jOWL Documentation - expressed as an OWL-DL file and visualised with jOWL. Latest release: 1.0 I also added a package called jOWLBrowser.zip. This package contains additional html files and css files that ... [More]
RDFReactor views the RDF data model through object-oriented Java proxies. It makes using RDF easy for Java developers. Technically, it translates an ontology into corresponding Java classes. 1. Think in objects, not statements - Read and write RDF data using familiar Java objects, e.g. use ... [More]
owl2vcs is a set of tools designed to facilitate version control of OWL 2 ontologies using version control systems.
The SEALS project aims to address two key challenges: the creation of a lasting reference infrastructure for semantic technology evaluation (the SEALS Platform) and the continuous evaluation of semantic technologies at a large scale via public world-wide evaluation campaigns. The SEALS Platform ... [More]