
Chef
Ansible
Jenkins
Puppet Enterprise
Travis CI
CircleCI
Codeship
Salt
STACKIT
Mesh
Heroku
Stack Overflow
Amazon AWS
Flightcontrol.dev
DigitalOcean
Railway
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Mesh - Slackoverflow wrapped in a social network
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Heroku - Agile deployment platform for Ruby, Node.js, Clojure, Java, Python, and Scala. Setup takes only minutes and deploys are instant through git. Leave tedious server maintenance to Heroku and focus on your code.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.
Stack Overflow - Community-based Q&A part of the Stack Exchange platform.