Demicron
Applet FX Freeware Edition, containing 20 freeware applets and the new MenuMaster Demo, both packages comes delivered with Visual Applet Configurator to customize the applets and both are free!

Earthweb's Jars.com
This site offers tons of Java features, from free Java applets to Java news. The various categories of Java script include; business, multimedia, Web sites, financial, science, utilities, games, programming and WWW tools.

iaCalendar
ia Calendar is a web-based free calendar application developed in Java. It works with any Java enabled browser. No additional software is needed to use the calendar on any site. Allows web sites to organize and maintain online events, product release, news, appointments, advertisement, and online schedule. It is a turn-key solution for calendar and schedule application for all web sites and its free to all.

Java Developer Page
This site contains a suite of 30 Java applets called Anfy Java for free, capable of generating the most impressive special effects available on the market. A downloadable version of their Anfy 3D is also available. Anfy 3D is the most realistic 3d rendered in pure Java available. It is capable of displaying any kind of scene in real-time with textures, lights and shadows, full camera and actor control, and many other special FX.

Java Goodies
One of the largest JavaScript repository on the internet today. It includes Java Script for such web site items as: Calendars, Clocks, Calculators, Scrolling Text, Buttons, Links, Email, Forms, Color Scripts, Text Displays, Image Scripts, Alert Boxes, Prompts, Cookies, Passwords, Counters, Games, and much more.

JavaPowered.com
Javapowered.com contains some of the Coolest Java Applets: the decaf variety. You can also snatch and use these "baby apps" in your own web pages for free. These applets are updated and added weekly and include such categories as FX, games, image, text, utilities and much more!

JavaScript World
There are literary tons of free Java resources on this site: You can join in on discussions about Java, ask any questions about Java, read JavaScript tutorials & articles.  Also, they have JavaScript that you can freely download including: Enhancements, Audio Effects, Utilities, Games, Counters, Calculators, Passwords, Clocks, Menus, E-mail Forms, Scrolling Text, and much more.

The JavaScript Planet
This site offers over 300 examples of JavaScript. There is also a forum where you can ask questions if you have a JavaScript question.

The JavaScript Source
The JavaScript Source is an excellent JavaScript resource with tons of "cut & paste" JavaScript examples for your web pages. All for free! They have put together a collection of hundreds of free JavaScripts that are available to you for use on your web pages. These scripts are available via a user-friendly interface -- including a working demonstration of all the scripts and a text box with the actual JavaScript coding used.

Timothy's JavaScript Examples
Here the author has combined his own creations with a collection of examples that he has run across on the net that amounts to over 100 working free JavaScript examples with the source made easily available. To the best of his knowledge, all of the code presented here is freely available for any user. Where possible he has included a pointer to the home page of the original author.

WebReference
The JavaScript Tip of the Week archive is a collection of 30 coding tips with complete source code, working examples, and commentary. They also have the new Doc JavaScript and Dynamic HTML Lab where you'll learn how to add DHTML to your web pages.