nanoCAD is a professional and simple CAD software, with full *.dwg support. Developed by Nanosoft
License: Freemium
nanoCAD is a proprietary software that offers advanced CAD features and high compatibility with popular file formats, making it suitable for professional users. In contrast, LibreCAD is a free, open-source solution focused primarily on 2D design, appealing to hobbyists and those with basic drafting needs.