Note: Valid through December 31, 2015 (unless otherwise expressed)
This software can be used as free DWG viewer and DWG editor, it can also convert, open and save .DWG, .DXF, and .DWF format. Furthermore it also supports SKP format which allows you to import Google SketchUp files, view and edit SKP files on DoubleCAD XT interface. Like AutoCAD LT, this free 2D drafting software has some tools / menus / features to draw objects (line, polyline, point, circle, rectangle, circle, polygon, hatch and etc.), modify objects (trim, chamfer, fillet, erase, rotate, mirror, join, offset and etc.), create various type of dimensions (dim linear, aligned, angular, radius, diameter, quick dimension and etc.), create and manage layers, command line, 3D perspective and Ortho views, ADT compatible self-healing walls, import and export objects or AutoCAD files, customizable geometric aids, and many more.
Watch this video to explore more:
If you are limited on budget then giving this free CAD software a try is a must. After all it is a powerful CAD program for drafting, it is just like a free AutoCAD software in your computer. And best of all it is totally free! This freeware is compatible with Microsoft Windows OS. Interested users can download DoubleCAD XT (latest version) via DoubleCAD.com.