.ADD file extension

This is the basic program to work with .ADD extension

Adobe PageMaker

Adobe PageMakerPageMaker Plug-in

Adobe PageMaker 7.0 allows you to create high-quality publications, ranging from simple one-page flyers to complex reports. With this program you can create your own publications from scratch or use its predesigned templates and clip-art illustrations that you can modify according to your needs and likes... (more)

The program works with the following extensions: add, pmd, pml, pmt, t65, pm6 and pt6

.ADD extension is also supported by the following programs:

Adobe Flash Player Standalone

Adobe Flash Player StandalonePageMaker Plug-in

Flash Player Standalone is a free program designed to play Flash format files.
Adobe Shockwave Player

Adobe Shockwave PlayerPageMaker Plug-in

Adobe Shockwave Player helps display Internet content.
Advantage Data Architect

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A complete data management system for Advantage developers.