GAMMONLAB uses industry standard Java, available with most browsers by default.
GAMMONLAB's Java applet's size is quite small -- just over 100 KB. This means that even users with slow dial-up connections will have reasonable load times. The second time you use GAMMONLAB, the Java applet will be loaded from your browser's cache, so it will become several times faster.
If you have technical problems using GAMMONLAB Java, refer to the following topics: