Ruby Cloud SDK & REST APIs to build apps for rendering & viewing images, HTML, PDF, Word, Excel, Email, Visio, Project & CAD file formats....J2C, J2K, JPF, JPX, JPM CAD: DGN, DWF, DWG, DXF, IFC, STL Markup:...PSD1 DOT DJVU VSDX PS1 PPSM EML DGN MAKE H PCL DCM APNG CSV ERB TXT...