LibreCAD is a free Computer-aided design (CAD) application for 2D design. It works on Linux, OS X, Unix and Windows operating systems. Developed by Ries van Twisk
License: Open Source
LibreCAD is primarily focused on 2D drafting and is open-source, making it a great choice for users needing basic CAD functionalities without cost. In contrast, NaroCAD offers advanced features including both 2D and 3D modeling, making it suitable for more complex projects.