Coworker Coffee - Coffee with a different coworker each week
Coworker.com - Looking for the best coworking spaces? Read real reviews, get prices, see photos, view maps and more. Find your perfect coworking space in 100+ countries!
Serendipity - Serendipity is a PHP-powered weblog engine which gives the user an easy way to maintain a blog.
Croissant - Unlock the hottest coworking spaces in your city
Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
Deskpass - Access 100+ coworking spaces with one membership