REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Drawing Template, Visio Stencil XML File, PPTX, Project, HTML, email and images using our Free Apps....convert between Visio Drawing Template (VSTX) & Visio Stencil XML...VSTX to JP2 VSTX to EMZ VSTX to WMZ VSTX to SVGZ VSTX to TGA VSTX...