DraftSight is described as 'Professional-grade, open 2D CAD product for users who want a better way to read, write and share DWG files. DraftSight is easy to use and is available for professional CAD users, students and educators to download and activate for free.*' and is a popular CAD software in the photos & graphics category. There are more than 50 alternatives to DraftSight for a variety of platforms, including Windows, Mac, Linux, Web-based and iPad apps. The best DraftSight alternative is FreeCAD, which is both free and Open Source. Other great apps like DraftSight are LibreCAD, Autodesk AutoCAD, SOLIDWORKS and Onshape.