Paint.NET is free picture and photo editing application for Windows platform. Generally, this software features an spontaneous and inventive user interface with support for layers, unlimited undo, sfx, and a variety of very helpful and powerful tools. Additionally, an active and growing online community provides friendly help, tutorials, and plugins.
This software has been started development as an undergraduate college senior design project mentored and is currently being continued by some of the alumni that initially worked on it. In the beginning, the software intended as a free replacement for the Microsoft Paint software that comes with Windows, it has grown into a powerful yet simple image and photo editor tool.