The Chef cookbook used to build and bootstrap AWS ParallelCluster
AWS ParallelCluster is an AWS supported Open Source cluster management tool that makes it easy for you to deploy and manage High Performance Computing (HPC) clusters in the AWS cloud. Built on the Open Source CfnCluster project, AWS ParallelCluster enables you to quickly build an HPC compute environment in AWS. It automatically sets up the required compute resources and a shared filesystem and offers a variety of batch schedulers such as AWS Batch and Slurm. AWS ParallelCluster facilitates...
Web development IDE in browser, supports Java, ruby, javascript...etc
...It runs on the jvm so you are not limited by environment. You can run it on your laptop, company server or even on a cloud service like AWS.
It supports Java, Ruby, Python, JavaScript, Groovy, Clojure.
Source include so it is easy to hack so you can modify it for your own need.