This post was published 6 years 7 months 3 days ago. Therefore, it may well be out of date. Do not reply on the contents of this post being accurate. Currently the World Community Grid doesn’t include a Mac version (see why is there not a Mac version). Hopefully, this will change in early 2006. However, a similar grid computing programme is running at Stanford. If you want to use your Mac, check out folding@home