1. Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development

  2. CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.

  3. Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine

  4. Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.

  5. Automation for all of your technology. Overcome the complexity and rapidly ship your infrastructure and apps anywhere with automation.

  6. Codeship is a fast and secure hosted Continuous Delivery platform that scales with your needs.

  7. IT service desk and customer service software by Jira Service Desk. Powerful ticketing system used by 25,000+ organizations. Try it free today.

  8. ServiceNow automates and manages global enterprise service relationships. Create a single system of record for enterprise services, automate manual tasks, consolidate legacy ITIL systems.

  9. Bamboo is a continuous integration and deployment tool that ties automated builds, tests and releases together in a single workflow.

  10. Samanage is a true cloud, multi-tenant IT service desk and asset management solution.

  11. TeamCity is an ultimate Continuous Integration tool for professionals

  12. Octopus is a friendly deployment automation tool for .NET developers.