Ruby Cloud SDK & REST APIs To build apps for rendering & viewing images, HTML, PDF, Word, Excel, Email, Visio, Project & CAD file formats....PPSX, PPSM, PPTM, POTX, POTM Visio: VSD, VSDX, VSDM, VST, VSTX...VSTX, VSTM, VSS, VSSX, VSSM, VDX, VSX, VTX, VDW Project: MPP, MPT...