2020年31款免費(fèi)的CAD軟件

查看我們精選的30種最佳免費(fèi)CAD軟件工具,，包括適用于初學(xué)者,，中級和高級用戶的2D和3D CAD程序。

如果您想要免費(fèi)的CAD軟件或3D建模工具,，但不確定自己適合哪個,，請繼續(xù)閱讀我們的市場上最佳免費(fèi)CAD軟件的綜合清單。

CAD軟件是專業(yè)建筑師,，工程師,，動畫師和圖形設(shè)計師（以及希望將自己的設(shè)計變?yōu)楝F(xiàn)實的任何人）的重要工具。隨著開源項目的激增,，免費(fèi)的CAD軟件和3D圖形工具在許多情況下并不比其商業(yè)版本復(fù)雜,。但是，由于這些程序之間存在許多差異,，因此很難選擇正確的程序,。

此選擇分為三個部分：適用于初學(xué)者，中級用戶和高級用戶的最佳免費(fèi)CAD軟件,。您會發(fā)現(xiàn),，此處列出的某些CAD軟件工具僅對特定群體免費(fèi)提供，例如學(xué)生和教育工作者,。其他一些則提供了有限的免費(fèi)版本,，需要付費(fèi)訂閱才能訪問其他功能。

最后,，請記住,，以下列表是按字母順序組織的，而不是按排名或受歡迎程度排列,。

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CAD Software	Level	OS	Price	Formats
3D Builder	Beginner	Windows, Windows Mobile, Xbox One, and Windows Hololense	Free	3mf, obj, ply, STL
3D Crafter	Beginner	Windows	Free / 40$	3ds, dae, fbx, dxf, obj, x, lwo
3D Slash	Beginner	Windows, macOS, Linux, Raspberry Pi or Browser	Freemium, $2/month	3dslash, obj, STL
BlocksCAD	Beginner	Browser	Free	dxf, off, STL, scad
Leopoly	Beginner	Browser	Free	stl, obj
LibreCAD	Beginner	Windows, macOS and Linux	Free	dxf, pdf, svg
MagicaVoxel	Beginner	Windows, macOS	Free	2d, iso, mc, obj, ply, qb slab, vox, xraw
SculptGL	Beginner	Browser	Free	obj, ply, sgl, STL
Smoothie 3D	Beginner	Browser	Free	obj, STL, vrml
Tinkercad	Beginner	Browser	Free	obj, svg, STL, 123dx, 3ds, c4d, mb
Wings 3D	Beginner	Windows, macOS and Linux	Free	3ds, fbx, obj, STL, dae, lwo, wrl, rwx, wrl, x, xml
Antimony	Intermediate	macOS, Linux	Free	STL
Art of Illusion	Intermediate	Windows, macOS and Linux	Free	obj, pov, wrl
eMachineShop	Intermediate	Windows	Free	STL, stp, dxf
FreeCAD	Intermediate	Windows, macOS and Linux	Free	STL, step, iges, obj, dxf, svg, scad, iv, ifc, FCstd
Fusion 360	Intermediate	Windows, macOS	Free (Students and Makers), $300/year (Commercial use)	STL, obj, catpart, dwg, dxf, f3d, igs, pdf, sat, sldprt, stp
Meshmixer	Intermediate	Windows, macOS and Linux	Free	STL, amf, mix, obj, off
QCAD	Intermediate	Windows, macOS and Linux	Free	dwg, dxf, dwf, pdf, svg
Sculptris	Intermediate	Windows, macOS	Free	obj, goz
SelfCAD	Intermediate	Browser	Free (Students), $14.99/month	STL, obj, mtl, ply, dae
SolveSpace	Intermediate	Windows, macOS and Linux	Free	dxf, eps, pdf, svg, hpgl, obj, step, STL
SketchUp Free	Intermediate	Browser	Free	stl, png, skp
Vectary	Intermediate	Browser	Free, Lite $7.50/month, Premium $17.50/month	obj, STL, OBJ, gITF
Blender	Advanced	Windows, macOS and Linux	Free	STL, 3ds, dae, fbx, dxf, obj, x, lwo, svg, ply, vrml, blend
BRL-CAD	Advanced	Windows, macOS, Linux, Solaris and BSD	Free	dxf, iges, STL vrml, x3d
DesignSpark	Advanced	Windows	Freemium, $835 (All Addons)	rsdoc, dxf, ecad, idf, idb, emn, obj, skp, STL, iges, step
Houdini Apprentice	Advanced	Windows, macOS, and Linux	Freemium, $4,495	geo, clip
nanoCAD	Advanced	Windows	Freemium, $180/year	STL, sat, step, igs, iges, sldprt, 3dm, dae, dfx, dwg, dwt, pdf, x_t, x_b, xxm_txt, ssm_bin
Onshape	Advanced	Windows, macOS, Linux and Browser	Free, $1,500 - $2,100/year	sat, step, igs, iges, sldprt, STL, 3dm, dae, dfx, dwg, dwt, pdf, x_t, x_b, xxm_txt, ssm_bin
OpenSCAD	Advanced	Windows, macOS and Linux	Free	STL, dxf, off, scad, amf

來源：all3dp