The following Web sites provide additional information that may be useful to developers writing ASP components.
ActiveX SDK
http://www.microsoft.com/intdev/sdk/docs/olescrpt/default.htm
With Microsoft® ActiveX Scripting, hosts can call upon disparate scripting engines from multiple sources and vendors to perform scripting between components. This site describes ActiveX Scripting, illustrates how hosts and engines interact, and provides information on how to write a ActiveX Scripting engine.
Web Design-time Controls SDK
http://www.microsoft.com/workshop
The Web Design-time Controls SDK can be used to create web design-time controls that make the most complex HTML authoring tasks simple.