RDF hacking ILRT Home

RDF At A Glance...

Newsfeeds for Semantic Web developers... [disclaimer!]

W3C RDF: RDF home page, Interest Group, Model+Syntax spec, Schema spec, Semantic Web development
More RDF info: Dave Beckett's Resource Guide, XML.com: What is RDF?, RDF then and now
Nearby at ILRT: Redland, Rudolf RDFQuery, XJG, RDFWeb, RDFViz

last update: Wed Jun 22 15:05:01 BST 2005
Dave Beckett's RDF Resource Guide

A comprehensive guide to resources about RDF.

  • Metadesk RDF authoring tool
    from ISI, USA. An authoring tool emphasising entry of facts, rather than construction of ontologies. MS Windows only binary (Java jars and DLLs). License: unknown

  • NG4J - Named Graphs API for Jena
    by Chris Bizer. An extension to the Java Jena Semantic Web framework for parsing, manipulating and serializing sets of Named Graph. Includes APIs for named graph operations, readers, writers and parsers and serializers for the TriG and TriX formats. See also the Named Graph Paper (PDF) and the sourceforge project for downloads. License: BSD. Version 0.4 announced

  • pOWL Semantic Web Development Platform
    by Sören Auer. A PHP toolkit for the semantic web consisting of the RAP RDF API, RDFS and OWL support from pOWL including editing and querying with RDQL and full-text, multiple languages, versioning support, plug-ins and a web application framework. License: GPL. Version 0.8 released

  • SMART: System for Managing Applications based on RDF Technology
    by Andrey Guskov and Vladimir Shraibman. An application to aid the creation of documents described with RDF, implemented as Java servlets using Jena and GraphViz (optionally). License: unknown. Version 1.5.2 released

  • Ontaria
    by Sandro Hawke. A web-based browser for ontologies and other RDF data. First announced

  • RDF Gateway
    by Intellidimension - a semantic web platform for MS Windows XP/NT/2000 allowing managing of data as RDF including an application server, web server and deductive RDF database. The main features are an SQL-style RDF query language, inference engine, datatypes, full text search, application development environment with ASP-like server pages, integration of many external data sources, web and non-web interfaces. Commercial application with 60-day evaluation version. Version 2.1 with many changes announced

  • Swoogle
    crawler-based indexing and retrieval service for the semantic web from Tim Finin, UMBC, USA

  • RAP - RDF API for PHP
    by Chris Bizer. A pure PHP package for manipulating RDF models, querying them with RDQL, parsing/serializing the RDF/XML, N3 and N-Triples syntaxes and providing a network server for NetAPI. See also the online demo. License: GPL. Version 0.8.1 with speed improvements, improved indexing and searching, new unit test suite and other bug fixes announced

  • VIVID (Visual Variable-depth Information Display)
    browser for OWL and RDF using densely-packed presentations by Baoshi Yan, ISI, USA. License: unknown. Version 1.01 announced

  • RDFStore Perl/C RDF API and Storage
    by Alberto Reggiori. A system for managing RDF model databases, storing them in databases, natively, free-text searching and indexing, parsing and serialising, querying with RDQL. See also the demos, native store description and downloads area. Version 0.50 with major rewrite into mostly C, new native store and indexing model announced

  • XMLhack RDF news

    Developer news from the XML community


  • Announcing Planet XMLhack

  • Semantic web specs step forward: RDF, OWL to PR

  • Practical RDF Town Hall

  • Elsevier proposes PRISM module for RSS 1.0

  • Semantic Web and Web Services can live together, says Berners-Lee

  • RDF roundup

  • Growing RDF mindshare reflected in XML Web Services One keynote

  • Updates to IsaViz RDF authoring and visualization tool

  • Semantic Web Interest Group Scratchpad

    -- last modified 2005-06-20 22:16

  • Zemantic
    danbri2: "Zemantic is a Semantic Web store and search engine for Zope 3. Zemantic works by storing RDF data that can come from either internal objects or external resources."; (2005-06-20 22:16)

  • RSS Info

    News and information on the RSS format.

  • Yet Another RSS FAQ
    Julian Bond writes "I've embarked on building yet another RSS FAQ, loosely based on all the other RSS FAQs. This one has a subtle difference though. Through the magic of Drupal it's got a /. style comment and submission system so anyone with the time can help build and maintain it." Read more and contribute at http://www.voidstar.com/rssfaq.

  • MulleNewz 1.0 Released
    "MulleNewz is a dockling which allows you to stay in touch with the world via the OSX dock! It is an easy to configure RSS reader which means that it can access a lot of popular sites that offer RSS content - at once! Just click on the headline you're interested in and MulleNewz will open your preferred browser and direct it to the URL containing the whole story." Available from here.

  • Morbus Iff Joins RSS Info
    Morbus Iff, the creator of AmphetaDesk, has joined the news grubbing, list reading, standard following crew of RSS Info. He hopes to contribute enough loving to make RSS Info the shining beacon of syndication news and development. He also hopes to stop using these horrifically convoluted sentences.

  • Jeff Barr Updates Syndicated Alias List
    Jeff Barr's alias list, used internally in his Headline Viewer, has recently been updated. "The file exists to make it possible to recognize aliased syndication URLs that ultimately refer to the same root data source." Read his full announcement here.

  • Reptile 0.0.1 Released
    "Reptile is an Open Source/Free Software, Peer-to-Peer, content syndication engine (think RSS/OCS), which is driven by Java/XML and is privacy protection/Reputation enabled. Reptile nodes can publish to each other (everything is driven by XML based subscriptions) and provides a decentralized authentication model based on public/private key crypto (and Reputation)." See more here.

  • Meerkat Adds Support for Dublin Core
    Meerkat, the O'Reilly Network's syndicator, now displays Dublin Core metadata in feeds. (Example, RSS, N3). The new version of the website also allows you to do searches based on Dublin Core metadata. Getting everyone to support new modules is often an chicken-and-egg problem, but we're glad Meerkat has taken the first step.

  • Peerkat Released
    Rael Dornfest has released Peerkat, a personal aggregator/syndicator for your desktop. Peerkat is an open source project and everyone is encouraged to get involved on the mailing list and at the SourceForge project page.

  • WebReference Provides Comprehensive Article on RSS
    Andy King has written a very comprehensive article on RSS in all its various forms and manifestations. It's available on WebReference.com.

  • Dave Winer Announces RSS 0.93
    Today, Dave Winer announed his plans for RSS 0.93 and the process by which it would be created. He is asking for suggestions (email list) and plans to take the best ones and add them to the spec. However, he does ask that things are kept simple and non-RDF.

  • New Compatibility Comparison
    We now provide a compatibility comparison of the various RSS specs.

  • RSS Info Provides New Feeds
    RSS Info is pleased to provide a series of RSS feeds scraped from popular websites on the Net.

  • Dave announces RSS 0.92
    Dave Winer has announced RSS 0.92 a forwards-compatible modification to RSS 0.91 to support new software from UserLand called "My.UserLand On the Desktop". RSS 0.92 makes the language element optional and introduces some new elements: cloud describes a system for subscribing to updates of the RSS file enclosure describes a large external file to be sent with the RSS file As Dave has said he is "not doing this as part of a working group, or in collaboration with anyone else."

  • RSS 1.0 Released!
    At long last and with much rejoicing, RSS 1.0 is finally released. The vote passed unanimously with 9 members of the WG (and one non-member) voting. Strangely enough, the message that announced the results of the vote was exactly message 1300. It was followed by a message from Rael Dornfest, the WG Chair, recapping the 4-month process that it took the spec to finally be published. News of the release has been covered on XMLhack. Rael also posted a note to his blog. In addition, O'Reilly has issued a press release.

  • Squish: An RDF Query Language
    Libby Miller has released Squish an RDF query language. The syntax is a lot like SQL, and Squish sits on top of an SQL backend like Postgres. Its demos show it working with RSS. Take a look.

  • RSS Tool Overview
    Thanks to Ken McLeod, we have an RSS tool overview. We encourage everyone to submit additions and comments to that page and our RSS tool listings.

  • RDF::RSS Demo
    Dave Beckett has announced a demonstration (source) of his RDF::RSS module. I believe this is the first public demonstration of a RSS file being processed by an RDF parser. Neat!

  • Slashdot:

    News for nerds, stuff that matters


  • Inventor of Proxy Firewall Blames Hackers

  • The Onion in 2056

  • At Long Last, NeoOffice/J 1.1 Released

  • A Working Quantum Computer in 3 Years?

  • PetaBox: Big Storage in Small Boxes

  • Forget GPS, Hello WPS

  • Legal Music Downloads At 35%, Soon To Pass Piracy

  • Integrated Circuit Inventor Jack Kilby Dead at 81

  • First Controllable Solar Sail Launched Today

  • Rugged Mini-DV Camcorder for the Road?

  • Search Slashdot stories

    World Wide Web Consortium

    Leading the Web to Its Full Potential...

  • W3C Holds Workshop on XML Schema 1.0 User Experiences
    2005-06-20: W3C holds the Workshop on XML Schema 1.0 User Experiences on 21-22 June at the Oracle Conference Center in Redwood Shores, CA, USA. Diverse communities, from XML Schema end users to vendors and the W3C XML Schema Working Group, will share implementation stories and expertise. The Workshop goal is to create a plan of action addressing XML Schema 1.0 interoperability, errata and clarifications. Read the program and about W3C Workshops. (News archive)

  • Working Group Note: Authorizing Read Access to XML Content
    2005-06-20: The Voice Browser Working Group has released Authorizing Read Access to XML Content Using the Processing Instruction 1.0 as a Working Group Note for information only. This note describes a mechanism being used in the industry that allows a content provider to use a processing instruction embedded within XML content to specify the access policy of that content. Implementors should perform their own security analysis. Visit the Voice Browser home page. (News archive)

  • VoiceXML 2.1 Is a W3C Candidate Recommendation
    2005-06-13: W3C is pleased to announce the advancement of Voice Extensible Markup Language (VoiceXML) 2.1 to Candidate Recommendation. Fully backwards-compatible with VoiceXML 2.0, the document standardizes eight additional features implemented by VoiceXML platforms: data, disconnect, grammar, foreach, mark, property, script, and transfer. Comments are welcome through 11 July. Visit the voice browser home page. (News archive)

  • Last Call: CSS 2.1
    2005-06-14: The CSS Working Group has published a Last Call Working Draft of Cascading Style Sheets, level 2 revision 1 (CSS 2.1). CSS 2.1 is derived from and is intended to replace CSS2. A snapshot of CSS language usage, the specification adds a few highly requested features, fixes errata and brings CSS2 in line with implementations. Comments are welcome through 15 July. Visit the CSS home page. (News archive)

  • W3C Holds Workshop on Frameworks for Semantics in Web Services
    2005-06-09: The W3C Workshop on Frameworks for Semantics in Web Services is 9-10 June in Innsbruck, Austria, hosted by DERI and supported by EC's IST programme WS2 project. Over sixty organizations are presenting papers identifying areas of shared interest between Web services and Semantic Web communities. Topics include background technologies, registries, taxonomies, search mechanisms, ontologies for Web services, Web services choreography, and business process. Read the press release, the program and about W3C Workshops. (News archive)

  • Report on W3C Rule Languages Workshop Published
    2005-06-07: The report on the W3C Rule Languages Workshop is now available. Over eighty representatives from various vendors, user communities, and research groups attended and reported on their views, experience, and ideas on options for establishing a standard web-based language for expressing rules. More information is available from the Workshop Web site and the press release. (News archive)

  • W3C Welcomes Members at Advisory Committee Meeting
    2005-06-06: W3C holds its semiannual Advisory Committee Meeting on 5-7 June in Mandelieu, France. W3C Member organizations participate in two days of discussions, special sessions and lightning talks on W3C Activities. Learn How to Become a W3C Member and join W3C at the next Advisory Committee Meeting on 29 November - 1 December in Montréal, Québec, Canada. (Photo credit: José Kahan. News archive)

  • Last Call: XQuery 1.0 and XPath 2.0 Formal Semantics
    2005-06-05: Addressing comments from the previous Last Call, the XML Query Working Group and the XSL Working Group released three updated requirements documents and a Last Call Working Draft for the XQuery and XPath languages. Important for databases, search engines and object repositories, XML Query can perform searches, queries and joins over collections of documents. XPath is used to select parts of XML documents. Visit the XML home page. (News archive)

  • danbri@rdfweb.org, ILRT Bristol.


    Note: this RSS channel viewer should be considered experimental. The mail-archive based channels need work. The XHTML needs attention: layout, style and validity... Send channel suggestions to me for now; eventually it'll read these from the Web instead. --dan