rConfig

rConfig is a free open source network device configuration management utility for network engineers…

Ansible

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

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

Cobbler is a Linux installation server that allows for rapid setup of network installation…

EasyCwmp is a GPLv2 open source implementation of the TR069 cwmp standard.

A fast and lightweight TR-069 Auto Configuration Server (ACS)

Modern Publishing, Simply taking your books from ideas to finished, polished books.

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

Kiwi CatTools is a network automation and configuration management software that manage configurations from the desktop for network devices.

Lan-Secure Switch Center network management and monitoring software for real-time discovery, mapping, topology, performance using SNMPv2 and SNMPv3.

Automatic physical network topology discovery based on SNMP. Network traffic monitoring.

Network Configuration Manager is a multi-vendor network change, configuration and compliance management solution for switches and routers.

Discover, Optimize, and Control your Hybrid IT. Manage containers, virtual machines, networks, and storage from a single platform.

Netdisco is an Open Source web-based network management tool first released publically in 2003.

configuration backup software (IOS, JunOS) - silly attempt at rancid

RANCID - Really Awesome New Cisco confIg Differ.

Automatically plot your network in minutes with network mapping software

Networking equipment distaster recovery, network automation and configuration management.