REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Stencil File, Markdown Documentation File, PPTX, Project, HTML, email and images using our Free Apps....allows you to convert between Visio Stencil File (VSS) & Markdown...VSS to PNG VSS to GIF VSS to BMP VSS to ICO VSS to PSD VSS to...