Paint.NET is free image and photo editing software for computers that run Windows. It features an intuitive and innovative user interface with support for layers, unlimited undo, special effects, and a wide variety of useful and powerful tools. An active and growing online community provides friendly help, tutorials, and plugins.
The programming language used to create Paint.NET is C#, with a small amount of C++ for installation and shell-integration related functionality. The source code is available under the terms of the MIT License.
The system requirements are:
- .NET Framework 2.0
- 500 MHz processor (Recommended: 800 MHz or faster)
- 256 MB of RAM (Recommended: 512 MB or more)
- 1024 x 768 screen resolution
The program also runs on Linux and such (Solaris, MacOS, etc.) via Mono and makes a great light weight MIT licensed alternative to GIMP.