Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
code-prettify - Code Prettify is an embeddable script that makes source-code snippets in HTML prettier.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
highlight.js - Highlight.js is a syntax highlighter written in JavaScript. It works in the browser as well as on the server.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.
Celery Project - Celery is an asynchronous task queue/job queue based on distributed message passing.