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DraftSight , gratuito para indivíduos, revisto here como:
DraftSight is a proprietary freeware 2D computer-aided design (CAD) software application. The product was developed by Dassault Systèmes and lets users create, edit and view DWG and AutoCAD DXF files.
DraftSight for Windows was released in February 2011 and was downloaded more than 1.8 million times as of December 2011.
Languages available include English, Simplified Chinese, Traditional Chinese, Czech, French, German, Italian, Spanish, Japanese, Korean, Polish, Brazilian Portuguese, Turkish and Russian.
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DoubleCAD XT™ is an AutoCAD LT work-alike. But free.
A9CAD
A9CAD is a general purpose two-dimensional CAD program. It supports industry standard DWG & DXF drawing formats.
HYCAD
HYCAD is a useful and general purpose CAD program, green and small but powerful.
HYCAD can export multiple format files, such as dwg dxf eps bmp jpg png etc. it is easy to learn and much like AutoCAD.