crowdAI Webapp https://github.com/crowdAI/crowdai crowdAI Grader https://github.com/spMohanty/GeccoOptimizationChallenge2017_job_factory crowdAI Broker https://github.com/spMohanty/GeccoOptimizationChallenge2017_job_factory Python Client https://github.com/spMohanty/crowdai-client-py