Sites and apps similar to Autodesk Tinkercad include SketchUp. It's paid, but Hew and OpenSCAD are free. Other options are Autodesk AutoCAD, SOLIDWORKS, Onshape and Akse. There's no shortage of CAD Software like Autodesk Tinkercad, with more than 50 alternatives for Windows, Mac, Linux, self-hosting and iPad.
TurboCAD is a CAD software suite, with several different feature levels. It is a competitor to the likes of Autodesk's AutoCAD program, and is used by engineers, architects and hobbyists.
United States
View, capture, personalize, and print 3D models. Download many kinds of 3D files and edit them using the 3D modeling space. Take a picture with your webcam and make it 3D.
United States
Vectorworks is a computer-aided design (CAD) software program developed by Nemetschek North America that is used for drafting, technical drawing and 3D modeling. Vectorworks offers 2D, 3D, production management, and presentation capabilities for all phases of the design process.
United States
ArchiCAD offers computer aided solutions for handling all common aspects of aesthetics and engineering during the whole design process of the built environment — buildings, interiors, urban areas, etc.
Hungary
EU
Argon™ is a CAD and 3D precision modeling software for Mac and Windows. It offers wireframe, solid and surface history-free modeling with precision drawings, photo-realistic renderings and animation.
United States
A web-app you can use to simulate circuits as well as run Arduino sketches right in the browser, using the open-source AVR8js platform.
Israel
QCAD is an application for computer aided drafting in 2D. With QCAD you can create technical drawings such as plans for buildings, interiors, mechanical parts or schemas and diagrams.
GermanyEU
Software provides a seamless marriage of 2D and 3D to help you take your sketched ideas to 3D realism.
United States
A virtual simulation environment for electronic circuits with support of digital and analog devices. It also provides virtual instruments and virtual debugging tools.
For more than 20 years being always at the forefront of 3D, Open Cascade has gained considerable expertise in geometric modeling. In order to demonstrate software developing capabilities the company decided to come up with a sample of parametric CAD modeler — CAD Builder.
France