Autodesk DWG TrueView - Get a free DWG viewer to view, open, edit, and convert .dwg files, the native file format for AutoCAD files. DWG Trueview includes DWG TrueConvert.
FileRun - Beautiful, fast and reliable selfhosted file sharing and sync.
Autodesk Design Review - Design Review lets you view, mark up, print, and track changes to 2D and 3D files.
PHP File Manager - phpFileManager is a complete filesystem management tool on a single file.
ZWCAD Viewer - Cross-Platform .DWG | .DXF | .DWT R12-2013 Viewer
HRCloud2 - A full-featured home-hosted Cloud Drive & Personal Assistant.