Actually there is this very fresh website. http://www.thinksharebuild.com http://www.thinksharebuild.com which may solve your problem. Basically, you drop your

Actually there is this very fresh website. http://www.thinksharebuild.com http://www.thinksharebuild.com which may solve your problem. Basically, you drop your ideas off, and other people can work on them with/without you depending on your preference. I hope it can help. Although its still in its infancy.