SimulIDE is a simple real time electronic circuit simulator. It's intended for general purpose electronics and microcontroller simulation, supporting PIC and AVR. PIC simulation is provided by gpsim and avr simulation by simavr.




Autodesk Tinkercad is described as 'Tinkercad is a super easy-to-use, browser based 3D design tool. With Tinkercad you can create 3D printable items: toys to play with, decoration to light up your home or jewelry to express yourself. You dream it, you can make it!' and is a CAD software in the photos & graphics category. There are more than 50 alternatives to Autodesk Tinkercad, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and iPhone apps. The best Autodesk Tinkercad alternative is SketchUp. It's not free, so if you're looking for a free alternative, you could try OpenSCAD or Dune 3D. Other great sites and apps similar to Autodesk Tinkercad are Autodesk AutoCAD, SOLIDWORKS, Autodesk Fusion and Onshape.
SimulIDE is a simple real time electronic circuit simulator. It's intended for general purpose electronics and microcontroller simulation, supporting PIC and AVR. PIC simulation is provided by gpsim and avr simulation by simavr.




SelfCAD is a simple but powerful 3D modeling software being used by beginners, professionals as well as both small and large businesses to create their 3D designs. With the program, users can be able to model, sculpt, render, and even slice designs.






The worlds most affordable 3D CAD, CAM, FEA, Rendering, and Document Management software. Professional alternative to SolidWorks, Inventor, Pro/ENGINEER, and AutoCAD.
MegaCAD 3D is the ideal synthesis of an innovative solid and surface modeling system and a full-feature 2D drafting program. If you are developing your model in 3D or if you are drawing a 2D design, each step will automatically be transferred from one dimension into the other...



KOMPAS-3D is for creating three-dimensional associative models for individual parts and assembly's containing both original and standardized elements. The parametric technology allows quickly obtaining models for typical products basing on a once designed prototype.




IronCAD is the productivity leader when it comes to moving creative ideas into full 3D reality by utilising a breakthrough Creative Design approach that delivers a level of design freedom unmatched in the industry today where users are able to edit their design at any stage.




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.



Formerly Vellum Solids, Xenon™ is an associative 3D modeling software for product design and development that's easy to use. It offers history-based wireframe, solid and surface modeling with precision drawings, renderings and animation.




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.

The professional furnishing 2D-/3D-tool for everybody: The pCon.planner is a cost-free application allowing you to comfortably and professionally create complex furnishing concepts and to visualize them in a photo-realistic quality. File Formats: dwg, dxf, 3ds, skp, ... Language.




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.




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.



Very easy to use and powerful. You can design complex models with ease. In built Slicer of SelfCAD is also amazing and recently they added 3D printing animation functionality.