As a Mozilla-based browser, Netscape 7.x is extremely customizable. Add features for yourself or for distribution. Create your own applications using the XUL development framework. Add-ons provided by third-parties are not supported and are recommended for developers that are familiar with use of beta software.

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Sidebar Tabs

Sidebar tabs are panels that are written in HTML or XUL and can be installed in Netscape browser. Visit Netscape's My Sidebar Directory to install sidebar tabs or follow these links to learn how to develop your own:

• My Sidebar Developer's Guide
• Quick Reference Sidebar Tabs
• Additional Sidebar Tab resources on LiveSidebar.com

Bookmarklets

A Bookmarklet is a JavaScript code that can be added to your Bookmark in Mozilla. When you trigger the link with JavaScript, the script is executed in the context of the current web page. This allows developers to create scripts that can interact with content of web pages. Jesse Ruderman has contributed many useful Bookmarklets.

• Web Development Bookmarklets

• Bookmarklets for Web Page Validation

• More about Bookmarklets

XPI Toolbars and XUL apps for Mozilla

Mozilla allows extentions that can be distributed and installed on top of the browser. The following are links related with projects about XUL and XPI components:

• Creating a Toolbar for Netscape 7

• mozdev.org's User Agent Toolbar allows users to easily change the Mozilla's User Agent string to various values for testing User Agent String detection.

• Other mozdev.org projects for Mozilla

• XUL Planet's Tutorials, samples and XUL applications.

• XUL applications and other extensions at Outsider reflex