Application Add-ins You can open documents from inside SOLIDWORKS or other CAD applications. Contents SOLIDWORKS PDM Add-in The SOLIDWORKS PDM Add-in for SOLIDWORKS provides access to the vault in SOLIDWORKS. Microsoft Office Add-in (For SOLIDWORKS PDM Professional only) The Microsoft Office add-in provides an integrated SOLIDWORKS PDM ribbon in Microsoft Word, Excel, and PowerPoint documents. SOLIDWORKS 3D Interconnect SOLIDWORKS PDM supports the handling of references between SOLIDWORKS files and non-SOLIDWORKS CAD data created through 3D Interconnect.