Herding cats
The LETS world seems to attract idealists who start projects which are bigger than their ability to pursue them. Focusing on software, I only know of one project with more than one person working on it – Cyclos. There seem to be several one man initiatives which aren’t going anywhere. And it’s not like everyone is trying to achieve the same thing either, which explains in part why these people aren’t working together. Here is a list of people and projects I have direct experience of: