Flourish - Powerful, beautiful, easy data visualisation
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Datamatic.io - Datamatic - WordPress for data visualizations
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Visualoop - Dribbble for infographic & data visualization artists
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.