Free software covers a wide range of applications. CAD viewers, productivity software, mobile applications often are free to download. Other applications are fully functional, production-grade CAD programs.
Autodesk Inventor View 2015 allows your project team to share Inventor design files with the entire design team. The Autodesk viewer is freely distributable and available for both 32 bit and 64 bit versions of Windows. This viewing application allows everyone to view and to print Autodesk Inventor assemblies and drawings.
PTC Creo View Mobile lets PTC customers visualize 3D models from PTC Creo on an iPad or iPhone – best of all, it's free.
Graphisoft's BIMx viewer for mobile devices supports iOS, Android, and Kindle Fire mobile devices. With Graphisoft's BIMx Hyper-model navigation, it is easy to navigate an integrated 2D and 3D building model.
While the ArchiCAD package includes with the BIMx desktop viewer, non-license holders can download the viewer for free and gain access to a very complete CAD viewer.
The TopSolid'Viewer is a free addition to the TopSolid family of design and engineering software. Share your documents with the extended team and external partners using this free viewer.
Tech Soft 3D, the developers of widely used HOOPS 3D visualization standard, provide a free HOOPS viewer for mobile devices. iPhone, iPad, and Android devices are all supported by this free viewer.
3DVIA Shape is a free 3D modeling program designed for ease-of-use and yet powerful enough for experts. Dassault Systèmes provides this free 3D software and also has created an online community exchange and meeting place at 3DVIA.com where you can upload, share, and get feedback on your models.
Autodesk Inventor View 2014 allows your project team to share Inventor design files with the entire design team. This viewing application allows everyone to view and to print Autodesk Inventor assemblies and drawings.
Free Autodesk 360 viewer application for mobile devices : Apple's iPhone and iPad and Google Android smart phones and tablets
Autodesk 360 is a cloud service providing storage and tools to support your design projects. A wide range of professional tools are available. Some - like this viewer - are completely free, some are available on a pay per use fee, and others come 'free' with your subscription to Autodesk products. This mobile viewer makes the core project team as well as the extended team more productive on the road, in the conference room, or on-site with a free tool for viewing, commenting, and annotating project designs.
OpenFOAM is an open source CFD toolkit. It runs on multiple Linux platforms and on Amazon's EC2 cloud platform.
Are you looking for a free, 3D, direct-modeling, professional CAD program for part and assembly design? Creo Elements/Direct Modeling Express program can be that solution. Download it here, register, and get to work. For free.
FreeCAD is an open source, parametric, multi-platform, customizable, 3D modelling program. Available for Windows, Linux, and Mac OSX.
Download the free Autodesk Simulation CFD Viewer for Windows to share and visualize your work.
Sculptris is a modeling program from the 3D experts at Pixologic. If you are new to digital sculpting, then this free software will get you started as a digital designer. If you are already experienced, then you will find this to be a fast tools for realizing your ideas.
Solid Edge® 2D Drafting software delivers a production-proven set of capabilities for 2D CAD and it is a free application available for download anywhere in the world.
Can professional CAD software be free? The short answer is "yes, it can be free". The makers of CATIA & SolidWorks also create a bevy of tools which can be absolutely free, yet still provide great value like AutoCAD DWG editing compatibility.
123D Catch creates 3D geometry from photographs. It is an easy-to-use cloud application with a Windows-based interface. You only need to download and install the Windows program and then start using this fun and useful program.