Any with Java support. A lovely script that simulates raindrops falling into the 'puddle' of an image. Any with Java support. A rotating wireframe cube that also rates your system performance. Any with Java support.
Rotational slider is a user interface widget for setting angles.
Any with Java support. A Rotograph is a specialized image format that allows an object to be rendered as if it were atop a rotating turntable enabling a 360 degree view of that object. Any with Java support. This applet displays a sparklet that waves around leaving showers of fire. Any with Java support.