plt viewer freeware downloads
GPXSee for Mac OS X
7.28 freeware downloadGPXSee is a GPS log file viewer and analyzer that supports all common GPS log ... except of Qt), fast and uncomplicated GPS data/map viewer, not a full featured GIS software. However, the ...
ShareCAD
2.0 freeware download... supported: CAD formats: AutoCAD DWG, DXF, DWF, HPGL, PLT; Vector formats: PDF, SVG, EMF, WMF, CGM; 3D formats: STEP, STP, IGES, IGS, BREP, STL, SAT ...