In this chapter, we reviewed some of the major new features and enhancements that affect Notes/Domino 8 application development. These included enhancements related to composite applications, Domino Designer 8 and 8.5 where we highlighted the Eclipse-based integrated development environment and XPages, which will allow application developers to quickly and easily create rich Domino Web Applications with a Web 2.0 look and feel. We also covered improvements to CSS support, enhancements to HTML generation, JavaScript controls, a new method related to ID Vault: ResetUserPassword, and changes to web services. We then covered formula language and LotusScript, Lotus Component Designer, Web 2.0, and Lotus Expeditor.