HEATKEYS

We’re developing open source industrial machines that can be made for a fraction of commercial costs, and sharing our designs online for free. The goal of Open Source Ecology is to create an open source economy – an efficient economy which increa...

The home of Cheetah geometric kernel - capable to resolve constrained geometric models containing millions of entities

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

YouTube is a place to discover, watch, upload and share videos.

Find and compare the best CAD software (computer-aided design) by cheapest price, top features, effects, operating system, file compatibility and description.

Design World Online helps engineers and other industry professionals stay up-to-date with engineering videos, manufacturing parts information, industrial news and more.

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Material for persons interested in sun dials, with booklets, pamphlets, spreadsheets, CAD and other visual depictions using programming, conventional and legacy programming with tabular output, case studies, guides, and the like.