Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
IKAN ALM - IKAN ALM enables development teams to set up customizable software lifecycles, automate build and deploy processes and manage approvals.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Flosum - Flosum, get back to coding with the only automated Salesforce Continuous Delivery Software that is compliant + native to Salesforce.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
Kovair ALM Studio - Kovair ALM Studio is an application lifecycle management (ALM) product providing all the development functions from requirements to release.