When the OpenAjax Alliance was created Microsoft was invited, but didn’t take up the offer. They were noticeably absent from the early meetings.Well, now Bertrand Le Roy of the Atlas team will be at the meetings as the OpenAjax Alliance Welcomes Microsoft and Other New Members and Announces Interoperability Awards:

Microsoft is joining the OpenAJAX Alliance to collaborate with other industry leaders to help evolve AJAX-style development by ensuring a high degree of interoperability, said Keith Smith, group product manager of the Core Web Platform & Tools to UX Web/Client Platform & Tools team at Microsoft Corp. By joining OpenAJAX, Microsoft is continuing its commitment to empower Web developers with technology that works cross-browser and cross-platform.

The newest OpenAjax Alliance members include: 24SevenOffice, ActiveGrid, ActiveState, Appeon, Aptana, Arimaan Global Consulting, Custom Credit Systems (Thinwire), ESRI, Getahead (DWR), Global Computer Enterprises, GoETC, Helmi Technologies, HR-XML, iPolipo, Isomorphic Software, JSSL, Lightstreamer, Microsoft, MobileAware, NetScript Technologies, OpenSpot, OpenSymphony (OpenQA), OpSource, OS3.IT, Redmonk, Tealeaf Technology, Teleca Mobile, Transmend, Visible Measures, Visual WebGui and Volantis Systems.

The Alliance is also announcing that the following members have all been awarded OpenAjax Interoperability certificates: Apache XAP, Dojo Foundation, ICEsoft, ILOG, Isomorphic, IT Mill, Lightstreamer, Open Link, Open Spot, Nexaweb, Software AG and TIBCO. The interoperability certificates represent progress by both OpenAjax Alliance and its members towards defining and achieving industry support for OpenAjax Conformance.