BRL-CAD is a powerful cross-platform constructive solid geometry solid modeling system that includes an interactive geometry editor, ray-tracing for rendering geometric analyses, network distributed framebuffer support, image signal-processing tools. Benefits: Will Not Expire! Unlimited Installs And Usage! Save Cost On Other Professional Software. Use It For Your Business, For Personal Use Or For An Orginization. We always try to get the most up to date software with the best features! _________________________________________________________________________________________ FOR ETSY(COPYRIGHT DISCLAIMER) - In no way shape or form does this listing violate any copyright policies. The software is being sold under GPL (General Public Use License) The listing does not violate any etsyimproper category guidelines according to an etsy representative since there is a digital link and a physical item on the listing. We Are authorized under the developer’s GPL (General Public License) agreement to provide a service to buyers by offering this software in USB / Digital Format as defined in this listing. The software is free / open source and readily available for download online. This is good news for companies or businesses that require the software to be permanent / portable on a fast usb that also do not have interest or are not able to connect to the internet to download the software. By buying this item you understand that you are not paying for the software you are paying for the guide on how and where to download the software along with the files / programs you will need in order to install the software. The guide is made by me and resale of the guide is not permitted.