Web services business Process Execution Language Version 1.0 released by iBM, microsoft and bea in August 2002 Accompanied by WS-Coordination, WS-Transaction which remain unsubmitted to standards bodies Version 1. 1 submitted to OaSiS April 2003 Version 1.2 draft spec available May 2005) XML language for describing business processes based on Web services Convergence of XLANG Microsoft) and WSFL (IBM) precedented industry consensus IBM. Microsoft. Oracle. Sun beA, saP SiebelWeb Services Business Process Execution Language • Version 1.0 released by IBM, Microsoft and BEA in August 2002 • Accompanied by WS-Coordination, WS-Transaction which remain unsubmitted to standards bodies • Version 1.1 submitted to OASIS April 2003 • Version 1.2 draft spec available (May 2005) • XML language for describing business processes based on Web services • Convergence of XLANG (Microsoft) and WSFL (IBM) • Unprecendented industry consensus • IBM, Microsoft, Oracle, Sun, BEA, SAP, Siebel …