FLI/FLC-player - Inline FLI/FLC-player in Java. [Open source, GPL]
Freedom VR - A simple Java applet that lets embed photographic VR in web pages without any plug-ins. It's much like what Apple calls a Quicktime VR "Object Movie". [Open source, GPL]
Interactive Color Wheel - Java applet which allows viewing of the relationships between saturation, intenstity, hue, and luma. [Source code available]
Java apple by VAU - Includes 3D Structure Viewer, Chess, Wheel Of Fortune, Paint and Blur, Picture Blur, Zooming Banner applets.
The Kackie's Applet Site - A friendly family site with lots of pictures with Java applet animated affects and poetry, subjects include Holidays, Nature, Patriotic and Knights and ladies.
Kisekae World - Japanese animation. An integrated development system for creating and playing with KiSS paper dolls.
MJS - Mandrixx Java Slideshow - A parametrable java slideshow applet, working in the middle of a web page, pop-up window or fullscreen and display images of any size to fit any area. [Shareware]
MPEG-1 Player (no audio) - Inline MPEG-1 player in Java (with MPEG layer I decoder). [Open source, GPL]
Mugshot Maker - Online applet for creating mugshots.
Net Imaging - Allows to process a photo online: crop, resize, rotate, flip. The resulting image can be uploaded to the server in JPEG format. No plug-in is required. [Shareware]
Online Image editor - One may create or edit a picture directly at a Web page. A picture may be uploaded/downloaded to/from a server in PNG format. Installation assistance.[Commercial/Evaluation]
3Quarks - Colorful applets with source code and a description of the applet parameters. The applets are written in Java 1.0 and thus available problem-free on all Java enabled browsers.
6sense.com Applets - Collection of 6 free visual effect applets. Flame, Imgshow, Sphere3D, Snowdrift, StarGaze, and StarZone.