REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Macro-Enabled Stencil File, Visio Stencil XML File, PPTX, Project, HTML, email and images using our Free Apps....between Visio Macro-Enabled Stencil File (VSSM) & Visio Stencil...Formats VSSM to PDF VSSM to EPUB VSSM to XPS VSSM to TEX VSSM...