Nifty - Manage projects, work, and communications in one place.
Localancers - Тhe Easiest Way to Find Freelancers
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Lancerlist - Find freelancers in your city
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Upwork - Forget the old rules. You can have the best people. Right now. Right here.