Awesome
nodechecker-balancder
Nodechecker.com work balancer, will received work requests and balance them across multiple docker instances.
###Nodechecker projects:
Nodechecker engine https://github.com/apocas/nodechecker-engine
Nodechecker NPM crawler https://github.com/apocas/nodechecker-crawler
Nodechecker balancer https://github.com/apocas/nodechecker-balancer
Container/test abstraction https://github.com/apocas/nodechecker-tester