
Numeracy
PopSQL
Redash
SQL School
Slack SQL
DrawSQL
LunoDB - Modern Database Software
Paul Gres
Chef
Ansible
Jenkins
Puppet Enterprise
Travis CI
CircleCI
Codeship
Salt
NumeracyPopSQL - Modern SQL editor for teams
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Redash - Data visualization and collaboration tool.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
SQL School - Data analysts training data analysts
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.