Web 3.0

Clark & Parsia is the leading supplier of innovative semantic technologies, with a particular focus on OWL automated reasoning. Our OWL reasoning system, Pellet, provides an unmatched solution for expressive reasoning and modeling with semantic data. We can help you achieve a significant return on investment by using semantic technologies to manage your data. We provide full-service consulting, including application development, to complement our products and technologies. Our staff includes leading practitioners and innovators in the field. Let us help you build your next semantic application.

This is an open-source "spin-off" from the Simile project at MIT. Here we offer free, open-source web widgets, mostly for data visualizations. They are maintained and improved over time by a community of open-source developers.

Extract and rank concepts, tags and categories from webpages, URLs and text. Determine the sentiment expressed on a webpage. As a demonstration of Wingify's contextual targeting technology, contextually similar links to the input are also fetched from the web. We expose an API for this technology, contact us to begin using it.

Technology give us access to endless amounts of information from every corner of the world. But the real challenge is to make sense of these seemingly disconnected data.

a standard conversation of Princeton WorldNet to RDF/OWL

SWEO Community Project Linking Open Data on the Semantic Web

Upper Mapping and Binding Exchange Layer a lightweight, subject concept reference structure for the Web

The objective of the Linking Open Data (LOD) community is to extend the Web with data commons by publishing various open datasets as RDF on the Web and by setting RDF links between data items from different data sources.

DBpedia.org is a project aiming to extract structured information from the information creadted as part of the Wikipedia project. This structured information is then made available on the World Wide Web.

Synaptica is an innovation leader in taxonomy software and metadata management software. Our product delivers key differentiators that enable clients to: reduce noisy search results caused by ambiguous language increase relevance by providing a synonym-rich indexing vocabulary

Headup is a content enrichment platform for publishers and bloggers that analyzes site content, identifies key terms and automatically provides related material from social networks and popular web services. Learn more about our technology.

Building intelligent systems in open, heterogeneous, dynamic, distributed environments

The Web Services Description Language (WSDL, pronounced 'wiz-dəl') is an XML-based language that provides a model for describing Web services. The meaning of the acronym has changed from version 1.1 where the D stood for Definition.

Bibliographic Ontology Website This is the official Web site for the Bibliographic Ontology, known as BIBO (namespace: bibo). Here you may find the BIBO specification, examples of its use, links to news and blog postings, projects that are using or extending BIBO, and links to where the community discusses the specification and exchanges information.

Freebase Gridworks is a power tool that allows you to load data, understand it, clean it up, reconcile it internally, augment it with data coming from Freebase, and optionally contribute your data to Freebase for others to use. All in the comfort and privacy of your own computer.

Web IDs are world-wide "strong identifiers" that you and your software can use to precisely identify and distinguish concepts, even if they share the same names. For example: "Jaguar" can be used to refer to several distinct concepts (the animal, the car company, the musical artist, etc.) but each of them have different Web IDs. Whereas keywords are ambiguous, Web IDs are precise.

Redcaster can automatically identify what your content is. Use our services to get reliable categories generated automatically from a learning-capable database.