Anfy is a very popular collection of 40 Java applets to display graphical effects on webpages. Mac Anfy is a Macintosh-native tool to create and edit the settings of theseJava applets. With its easy to use graphical interface you donit have to manually edit HTML files any more, just click through the wizard-like dialogs, edit and preview your changes instantly.
Anfy is available for US$20. You can find more information at the Anfy Team Web site.