Projects

rdflib

rdf handling library for python

Ontopia

A complete set of tools for building Topic Maps-based solutions

CubicWeb

CubicWeb is a semantic web application framework, licensed under the LGPL, that empowers developers to efficiently build web applications by reusing components (called cubes) and following the well known object-oriented design principles. Its main features are: * an engine driven by the ... [More] explicit data model of the application, * a query language named RQL similar to W3C’s SPARQL, * a selection+view mechanism for semi-automatic XHTML/XML/JSON/text generation, * a library of reusable components (data model and views) that fulfill common needs, * the power and flexibility of the Python programming language, * the reliability of SQL databases, LDAP directories, Subversion and Mercurial for storage backends. [Less]

OWL API

The OWL API is a Java interface and implementation for the W3C Web Ontology Language OWL. The latest version of the API is focused towards OWL 2 which encompasses, OWL-Lite, OWL-DL and some elements of OWL-Full.

tinyTiM - Topic Maps engine

tinyTiM is a Topic Maps API (TMAPI) conformant Topic Maps engine written in Java with a small overhead and minimal runtime dependencies.

UnBBayes

UnBBayes is a probabilistic network framework written in Java. It has both a GUI and an API with inference, sampling, learning and evaluation. It supports BN, ID, MSBN, OOBN, HBN, MEBN/PR-OWL, structure, parameter and incremental learning.

Pellet

Pellet is an open source, OWL DL reasoner in Java developed and supported by Clark & Parsia, LLC.

surfrdf

SuRF is a Python library for working with RDF data in an Object-Oriented way. In SuRF, RDF nodes (subjects and objects) are represented as Python objects and RDF arcs (predicates) as their attributes. SuRF is an Object RDF Mapper (ORM), similar in concept to Object Relational Mappers like ... [More] SQLAlchemy. SuRF was inspired by ActiveRDF for Ruby. Use the pypi repository to get the latest version of SuRF. Check the latest documentation at: http://packages.python.org/SuRF/ $ easy_install -U surfImportant: since version 0.5.0, the surf plugin architecture is based on setuptools. In order to install surf and it's available plugins just do the following $ easy_install -U surf $ easy_install -U surf.allegro_franz $ easy_install -U surf.sesame2 $ easy_install -U surf.sparql_protocol $ easy_install -U surf.rdflibthe plugins are also available under the following keys: allegro_franz sesame2 sparql_protocol rdflib An outdated presentation of SuRF at EUROPYTHON 2009 is available here, although the internals of SuRF have changed with the release of version 0.5.0 - most notably the plugin architecture, much of the public interface still remains the same see slideshow here: http://www.slideshare.net/cosbas/surf-tapping-into-the-web-of-data Quick Startfrom surf import * store = Store( reader='rdflib', writer='rdflib', rdflib_store = 'IOMemory') session = Session(store) print 'Load RDF data' store.load_triples(source='http://www.w3.org/People/Berners-Lee/card.rdf') Person = session.get_class(ns.FOAF['Person']) all_persons = Person.all() print 'Found %d persons that Tim Berners-Lee knows'%(len(all_persons)) for person in all_persons: print person.foaf_name.first #create a person object somebody = Person() somebody_else = Person() somebody.foaf_knows = somebody_else Documentationhttp://packages.python.org/SuRF/ If you are using SuRF in you projects please let us know, and remember that you can always include the Powered By SuRF logo using the following html snippet of code: Thank you [Less]

Foafpress

Foafpress is an open-source PHP web application and presentation engine for RDF data stored in files, e.g. your FOAF profile. It allows you to aggregate and publish data from multiple web sources via Linked Data.

Mappa - Topic Maps engine

Mappa is a Topic Maps engine that is written in Python. Is it compatible to the Topic Maps - Data Model and provides different backends. Some backends are also usable in a Jython environment. The API is Pythonic and enables the developer to create and manipulate topic maps easily. ... [More] Additionally, Mappa provides the import and export of different Topic Maps syntaxes (i.e. XTM) [Less]