Chocolatey - The sane way to manage software on Windows.
Ninite - Ninite is the easiest way to install software.
Ketarin - Ketarin is a small application which automatically updates and optionally installs setup packages...
NuGet - The NuGet Gallery is the central package repository for NuGet, the package manager for .NET.
Just Install - just-install - The stupid package installer for Windows.
WPKG - WPKG is an open source software deployment and distribution tool.