Unimus - Unimus is a Network Automation and Configuration management solution designed for fast deployment network-wide and ease of use. Unimus does not require learning any abstraction or templating languages, and does not require any coding skills.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
GenieACS - A fast and lightweight TR-069 Auto Configuration Server (ACS)
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Kiwi CatTools - Kiwi CatTools is a network automation and configuration management software that manage configurations from the desktop for network devices.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.