Ossec - OSSEC is an Open Source Host-based Intrusion Detection System.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Samhain - The Samhain host-based intrusion detection system (HIDS) provides file integrity checking and log...
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Tripwire - Open Source Tripwire software is a security and data integrity tool useful for monitoring and...
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.