Total Network Inventory - Total Network Inventory is a piece of software designed to help with managing software inventory and auditing PC systems.
Chocolatey - The sane way to manage software on Windows.
Lansweeper - Lansweeper discovers Windows, Linux and Mac machines in your network.
WAPT Community - Deploy your software and configurations, perform an inventory of your machines in real time, control Windows Updates and benefit from customized reporting of your IT assets
Spiceworks Help Desk - Help desk software features that work for IT
Just Install - just-install - The stupid package installer for Windows.