Updated Sept 12 2008: moved page to Home site ( it's a standard, not a project or product ).

See "Links - Business Process Execution Language on the Home site".

Updated Sept 7 2008: added seaBreeze link

Seaside

To get a good feel for Seaside development environment, read the excellent technical introduction by Shaffer Consulting.

Note that the article was written in 2005 and may be obsolete in parts. For example, Seaside now supports several object-oriented databases, including Gemstone.

Anyone interested in the Linux operating system has almost certainly heard about the Microsoft "License Agreement" with Novell to exempt Suse Linux from unstated patent infringements. If not, the high level executive summary runs like this.

From the site:

What is SchemaWeb?

SchemaWeb is a directory of RDF schemas expressed in the RDFS, OWL and DAML+OIL schema languages.

SchemaWeb is a place for developers and designers working with RDF. It provides a comprehensive directory of RDF schemas to be browsed and searched by human agents and also an extensive set of web services to be used by software agents that wish to obtain real-time schema information whilst processing RDF data.

Link to the LSDIS (Large Scale Distributed Information Systems) Lab

It is easier to get a feeling for the site by clicking the 'random article' item on the menu.  The site is still sparse in parts.

From the site: 

Updated Aug 17 2009:

The main link is to business rules subjects on the home site. The articles are generic than the actual implementations business rules with rule engines discussed on this site.

GNU's Alife site.

... building business rule applications or rule-based systems using the Java programming language.

* Promote rule-based programming in Java in general.

* Provide a vendor neutral portal for finding and sharing information.

* Inform and educate implementors and users of the "Java Rule Engine API" (JSR-94).

* Discuss future evolutions of the Java Rule Engine API.

Java, Eclipse plugins, server supporting WSDL.

A very big, enterprise level Java RE environment ...

Excel + Java + Eclipse

A combination of Excel, Eclipse, and Open Source Tools, backed by OpenRules support, forms a practical framework for full-scale Business Rules Management and rules-based Web Application Development. OpenRules embodies an ingenious software architecture that maximizes customizability and is open to any integration solution. Extensive reuse of proven, commonly available software results in a framework that matches or exceeds similar commercial systems in speed, compactness, and ease of use.

http://openrules.com/overview.htm

From the W3.Org site

The Open Data Movement aims at making data freely available to everyone. There are already various interesting open data sources availiable on the Web.

REWERSE is short for "Reasoning on the Web with Rules and Semantics".

From the site: REWERSE is a research "Network of Excellence" (NoE) on "Reasoning on the Web" that is funded by the EU Commission and Switzerland within the "6th Framework Programme" (FP6), Information Society Technologies (IST), Priority 2 under the project reference number 506779. REWERSE addresses the IST strategic action line "Semantic-based knowledge systems".

Mike Bergman's site has an interesting article on ESW, titled "Enterprise Semantic Webs (ESW) Demand New Database Paradigms", at http://www.mkbergman.com/?p=185. In fact, it's one of the few defintions of ESW availible.