Color and Font Chooser for Java and HTML
Lets programmers choose and try out different combinations of foreground and background colors. RGB to hex and vice versa conversion can also be done. One can also try out different fonts. By Ashok Kumar Gupta.

Thompson, Nathanael
Mandelbrot viewer and chemical engineering Java applets (with source), a forum and chatroom, resume.

Using It Studios
Applets and applet design tools.

FillMySpace
A Java applet which lets you build webpages and save them onto any webspace accessed by FTP. [Commercial]

JMessenger.com
Provides instant messenger services for websites. No software installation necessary.

Wyka-Warzecha Say-It-Now
An applet that allows you to add speech synthesis to your website (not streaming audio). Utilizes concatentation method, formant synthesis being developed.

Anagram Generator
Java applet which will anagram user-entered phrases.

Java Calculator by Entity
A page for my java calculator applet.

Java Simple Regular Expresions
Applets reads simple regular expressions and builds a state machine that recognizes regular expression. Provided source code is appropriate for educational purposes.

JavaClockMaker
Add a customized clock to your website.

Akmin Editlet
Applet based online HTML rich text editor. [Commercial]

Anfy Team
Java applet package for Windows, Mac, Linux. It includes 52 Java applets.

Java Financial Calculators
Financial Calculators you can put on your website. Colorful, interactive, graphing financial calculators.

Anything 3D Imaging Solutions
Anything3D Glide Menu (java applet can provide any website with a professional looking navigation system, create a text-only menu, or combine both text and images together), Anything3D Presentation Applet (new interactive tour for image which allows to view presentation over the internet without requiring the use of plug-ins which take forever to download), Anything3D Pano Viewer (an exciting new panoramic viewer which allows web surfers to view panoramas over the internet instantly).

FreedomAudio
Browser-Centric streaming audio player.

Yodel - Java Demos
Swedish demo group.

xanasoft.com
The home of the popular AJClock and DJClock analog and digital Java clock applets. The site includes downloads of both applets.

Unlimited FTP
Shareware FTP client.

All about digital communications
Articles and java applets on digital communications, digital signal/image processing.

CartoonPopUps
A cartoon bubble with text of your choice appears when your cursor is over the image link. [Open source, GPL]

EditLive!
Browser-based HTML editor applet for WYSIWYG content authoring. [Commercial, online demo after registration]

Java Games
A free web site containing many games created to both entertain and educate. Also JavaScript games.

J-Amp
Java Applet Audio Mixer with 16 channels.

JavaObjects.net
Menus, adverts, news, information and Ad banners applets. [Commercial]

Teutoburgo - JaVi (Java Vigenere) Applet
Contains an open source Java Applet called JaVi (Java Vigenere, Vigenere is an algorithm for cryptography). Includes manual (including UML diagrams and Javadoc documentation) and standalone version.

Aniyog - Applet Gallery
Two applets: One is for kids which makes learning alphabets and numbers easier and other is for Choosing colors for Java GUIs and web pages.

Reystar Coolbanner
Takes any number of banners (468x60) and rotates them in order using different cool transitional effects to hide one and display the next. Highly configurable.

SymbMath
An online symbolic math and computer algebra system. It can perform exact, numeric, symbolic and graphic computation, e.g. arbitrary-precision calculation, solve equation, plot data and user-defined functions, linear regression, symbolic differentation and integration, pattern-match.

Tablet Toolkit
Java Hierarchical tables with embedded 3D graphics. Also exist as ActiveX component for Windows platform.

JWebEdixx
A html editor applet for browser independent applications.

U-Upload
A file upload to FTP server applet. Online demo. [Commercial]

Polynomial regression analysis applet
It calculate a calibration for a MALDI TOF (and possibly other) mass spectrometers using any kind of (semi-)repetitive peptide as the calibrant.

HartMath
Java computer algebra applet. Some features are: EPOC32 Java version, big rational number arithmetic, symbolic differentiation, linear algebra functions, 2D plot functions, numeric computations, pattern matching, transformation rules, functional programming, pure functions. [Open Source, GPL]

Jftp ( Java Ftp Upload Applet )
Upload and download files over the internet using FTP protocol. [Shareware]

Sferyx JSyndrome HTMLEditor Applet Edition
A visual HTML Editor Java applet. [Commercial]

FTP Applet
A full-featured Java based FTP client that runs in the context of your web browser. [Free for non-commercial purposes and commercial versions]

The Rad Inks Secure FTP
A pure Java graphical SFTP client that runs as an applet. With a mere 150kb file size the applet can compete with desktop applications for performance. [Commercial]

GRE Java Hangman
Challenge yourself with over 3,200 GRE vocabulary. Includes source codes and design rationale of this Java game.

Synth
A Java program that can be used to generate sounds. You design the sound by putting together basic building blocks (generators): oscillators, envelopes, adders. Once the design is done, you instruct the program to generate the sound (which can take some time, depending on the complexity of the sound).

SSHTerm
A SSH terminal applet. By 3SP LTD. [Open source, LGPL]

Analyze - Text analyzer
A specialized tool for examining one or more texts. Texts are sequences of elements, such as bytes, characters or words.

JUpload
An applet for uploading multiple files to the webserver at once using the post method. Online Demo. [Commercial]

Java Multiple File Upload Applet (JUpload)
Takes care of the limitation posed by traditional HTML upload forms by allowing upload a whole directory and the files within it with a single click. [Open source, GPL]

Gantt3
Java Gantt Chart applet. By webWise Network Consultants Pty Ltd.

JScape Secure FTP Applet
FTP and SFTP (Secure FTP) client applet. [Free for non-comercial purposes, and commercial versions]

Wibbleware.com
Innovative menu and banner applets. [Commercial]

Stock Market Java Applets
Stock market quotes and tickers Java applets. [Commercial]