WARIA, the Workflow And Reengineering International Association

Industry association that provides networking opportunities for users, consultants, and vendors of workflow products. Provides education and training and publishes annual book series.
http://www.waria.com/

The Workflow Management Coalition

Founded in August 1993, is a non-profit, international organization of workflow vendors, users, analysts and university/research groups. Mission is to promote and develop the use of workflow through the establishment of standards for software terminology,
http://www.wfmc.org

e-workflow: the workflow portal

Provides news, links, web sites, case studies, white papers in the areas of business processes and workflow.
http://www.e-workflow.org/

BPMI - Business Process Management Initiative

Industry organization that endeavors to standardize the management of business processes that span multiple applications, corporate departments, and business partners. Developers of BPML, Business Process Markup Language and BPQL, Business Process Query
http://www.bpmi.org/

ebPML.org

Overview of current standards in the workflow and web services choreography field. Contains white papers and op-ed pieces, as well as links to research and standardization groups. Maintained by Conrad Bock and Jean-Jacques Dubray.
http://www.ebpml.org

AIS SIGPAM

Special Interest Group on Process Automation and Management of the Association for Information Systems.
http://www.sigpam.org

Workflow Research Forums

Online discussion forum for Business Process Management, workflow automation and related topics. Host for discussion forums associated with the WfMC and SIGPAM.
http://www.workflow-research.de/Forums/