The Quick Answer:
Project Dogwaffle is a PC program for people who like to draw, sketch, animate and paint.

The Short Answer:
Project Dogwaffle is award-winning and affordable paintbox software for Windows(R) with natural media, animated painting, custom brushes with dynamics, unlimited layers, onion skins for traditional animation, particle painting and animation, advanced lens flare system, and many other special effects. Use Project Dogwaffle to paint.

The not-so-short Answer:
Project Dogwaffle is affordable paint software for the PC with built-in, user-defined, animated & fractal particle brushes. A companion to your 2D+3D web authoring or animation tools, or as your first step into virtual art and matte painting with mouse or tablet, it is here for you to paint, sketch, animate and paint... almost like on the real thing, but without the mess or occasional spill! Draw Anime, enjoy nature painting, edit photos & digital images, add special FX to CG animations and your home movies, do professional post work, and create fantasy art. For developers and VB programmers there's also a free SDK to extend Dogwaffle with more filters and plugins.

* Fast and realistic artist tools, paper, and media styles. Tablet support.
* Custom and procedural, antialiased brushes and fill types.
* Dynamic panning and zooming.
* Over 100 FX filters.
* Real-time, full screen image processing.
* Multiple undo's. Interactive undo.
* Automatically recognizes loads of file formats (about 60).
* Full layer mixing. Mix buffers in a variety of ways.
* Use one buffer to displace, composite, or generally modify another.
* Bluescreen, greenscreen and color keying.
* Full alpha channel support. Paint on alpha. Lasso, Magic Wand, etc...
* Make seamless textures.
* Animation. Load and save image sequences and AVI files.
* Keyframe based timeline editor for applying filters to animations. Change filter's parameters over time
* Onion skin for traditional animation. See two frames before and after current.
* Animated brushes and animated brush painting.
* Manage and manipulate multiple brushes.
* Stroke player.
* Paint and animate particles. Paint fractal trees in real-time.
* Radiant - Advanced lens flares.
* Fieldpack - Intelligent deinterlace and video retiming.
* Manage colors with Drag and Drop or create a palette automatically.
* Modify the interface to suit your preference.
* Simple, versatile plugin interface.
* No-pester, non-limited free version 1.2 (from July 2004)