User & developer documentation is up to date and constantly improved on the wiki, mailing lists and bugzilla are constantly used, news are written on the website.
Until this date, two articles about JWT have been published in the german "Eclipse Magazin".
Several presentations about or involving JWT have been given at Eclipse Summit Europe 07, EclipseCon08, Open World Forum 2008, EclipseCon09, Solutions Linux 2009, Eclipse Forum Europe 2009, Eclipse Europe Summit 2009 and EclipseCon10, Eclipse Demo Camp Grenoble 2011, and more recently :
Eclipse Con US 2013 - SOA Symposium by Marc Gille (Sungard, Stardust BPM), Adrian Mos (Xerox, Mangrove) and Bob Brodt (Red Hat, BPMN2 modeler), with a few slides (35-37) about JWT integration with the EasySOA Registry service-oriented governance solution
Eclipse Con Europe 2012 - "Models as Operational Documentation & SOA Use Case" by Marc Dutoo in SOA Symposium, showcasing JWT ECM Sync (EMF2CMIS transformation)
Eclipse DemoCamp Juno 2012 in Grenoble, 2012 June 13 - "From Eclipse to Document management : a case study for JWT & EasySOA" by Marc Dutoo, see http://wiki.eclipse.org/Eclipse_DemoCamps_Juno_2012/Grenoble
JWT is a mature project in the Eclipse SOA top-level project, and has been a part of the yearly release train since Galileo.
The build process is automatized for continuous integration. It is based on Maven and Tycho.
Well-documented in Wiki, about:
the usage of JWT (Workflow Editor, Transformations, ...)
as well as developer documentation. All extension possibilities by external plugins are documented there, and have examples that are available at least in the SVN.
Ongoing development and active mailing list.
Several example plugins are available that demonstrate the usage and extensibility.
JWT is used in development and production:
It has been integrated in several third-party solutions like e.g. AgilPro or OW2 Scarbo. OW2 Scarbo 1.2 has been released in November 2011 was then used in production by ANCV in Paris, France.
Mailing list exchanges show new products being built on JWT, by companies like Mastek LTD, India and research work being done by labs like the German University in Cairo, Egypt.