(Free) Software Building and Packaging For Windows
Win-builds is a large distribution of binary packages for Windows. All of them are built from source. Win-builds provides a package manager and runs on Windows, MSYS, Cygwin and Linux. It is entirely free software.
Version 1.5.0 is out.
Read about the release highlights and future plans on the announce mailing-list.
Download for Windows - Download for Linux
Run from MSYS, Cygwin or bare Windows
On Linux, build only the cross-compiler, reuse all other packages
Or use the virtual machines and containers
Qt, Curl, EFL, freetype, GTK+, lua, openssl, sqlite, wget, zlib, …
Set up a complete development environment in 5 minutes on a broadband connection
GUI for easy usage
GCC 4.8.3 - C, C++
Be in control of your infrastructure
Customize as you wish
Packages get security updates