Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Octopus Deploy - Octopus is a friendly deployment automation tool for .NET developers.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Clarive Software - Clarive is the first tool to deliver an integrated experience to both Dev and Ops.