LibreCAD is a cross-platform 2D CAD program written in C++11 using the Qt framework. It can read DXF and DWG files and can write DXF, PDF and SVG files. The user interface is highly customizable, and has dozens of translations.
LibreCAD 3 development (GSoC 2016)
Resources for the LibreCAD project.
Change logs for the LibreCAD project.