Siemens AG and <A HREF="http://www.metrowerks.com/4/siemens">Metrowerks</A>, maker of CodeWarrior software and hardware development tools and services, have collaborated to create CodeWarrior Wireless Development Kit for Symbian OS, Siemens SX1 Edition. The kit, built for the newest Series 60-based Siemens SX1 smartphone is expected to provide developers with the tools and services they need to start building Symbian-based applications and games for the Siemens SX1 and other Series 60 devices - all in the CodeWarrior environment.