AppsChannel for MS Office AppsChannels let you peek behind the scenes by creating automatic interfaces to referenced components, such as dynamic-link libraries (DLL's) and ActiveX controls -- any COM object that has a type lib. ... Cost: $149 Buy full version       Trial version       Publisher: AppsChannel, Inc.     Descriptions AppsChannel for MS Office: AppsChannels let you peek behind the scenes by creating automatic interfaces to referenced components, such as dynamic-link libraries (DLL's) and ActiveX controls -- any COM object that has a type lib. These interfaces then can be used to visually link data variables to the parameter list of object methods.