GitHub Desktop - GitHub Desktop is a seamless way to contribute to projects on GitHub and GitHub Enterprise.
ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
Mercurial SCM - Mercurial is a free, distributed source control management tool.
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
Git - Git is a free and open source version control system designed to handle everything from small to very large projects with speed and efficiency. It is easy to learn and lightweight with lighting fast performance that outclasses competitors.
Nagios - Complete monitoring and alerting for servers, switches, applications, and services