IconPainter is a cross-platform Java image editor for creating and manipulating small as well as larger images. Features include:

-Runs on Windows, Linux, Mac, Solaris and OS/2
-Images of any dimension in true color
-Transparent overlays, color gradient shading and automatic antialiasing
-Drawing can be done directly on the image or on a pixel grid
-Predefined shapes including circle, ellipse, rectangle, triangle plus user defined polygons with any number of vertices as well as quadratic and cubic curve drawing
-Text of any size and in any installed Java 2 font
-Rotation, shifting, flipping with undo/redo and floodfill
-Reflections and tiles can be easily created
-External images can be cut and pasted in
-Reads and writes PNG, ICO, CUR, BMP, ANI, JPEG plus GIF (non-LZW) and TIFF
-Full support for the Unix XPM format with XPM color choosing by XPM name or from a special XPM palette
-Full support for the Mobile Phone WAP WBMP format
-Filters to buttonize, gray-out, lighten, darken and others including custom convolves.
-Polygon shapes can be predefined and drawn as needed
-Shapes can be filled with a texture instead of color
-Allows screen capture and then cutting, editing and saving from the captured image
-User manual integrated into the product