REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Macro-Enabled Stencil File, JPEG 2000 Core Image File, PPTX, Project, HTML, email and images using our Free Apps....NET Convert VSSM to JP2 Convert VSSM to JP2 via Free App or .NET...allows you to convert between Visio Macro-Enabled Stencil File (VSSM)...