| AdKiller: Gets rid of banner ads on web sites. |
| Adobe Acrobat Reader: Views .PDF files. Free. |
| Adobe Shockwave/Flash Players: Views rich-media content on the web including animations, interactive presentations, and online entertainment. Free. |
| AdShield: Internet Explorer plug-in that blocks banner ads and pop-ups. |
| AI RoboForm: Offers program that fills web forms and remembers passwords in multiple languages. |
| Beatnik: Allows user to listen to high-quality, interactive music and sound effects. Free. |
| DepthCharge: Views stereoscopic 3d images. Free. |
| GuruNet: Analyzes pointed-to text in context and pops up a simple window with information about it. Free. |
| ieSpell: Spell checker add-on for Internet Explorer that spell checks text input boxes on a webpage. |
| Image Co-Tracker: Helps user create and manage collections of images from web pages. IE 5 or above only. Free. |
| netXtract: Indexes documents on-the-fly and displays the context of any word. Jump to the exact location of the most relevant text. Save information to netXtract's desktop Knowledge Base Manager for future, meaningful use. IE only. Free. |
| Password Scrambler: An IE 4+ plugin that creates automatically passwords to the sites visited. Use one master password to login all of password protected sites. |
| Pluck: A tool that automatically retrieves RSS headlines and articles from sites and blogs and delivers results for scanning and customized sorting. |
| Plugger: Streams multimedia for UNIX Netscape 3.0 or later. Handles Quicktime, MPEG (audio and video), AVI, MIDI, MOD, and many other audio formats. Free. |
| SideStep: Offers a plug-in that finds airfares, rental cars, and hotels. Free. |
| Snippets: Extracts web page elements from multiple pages, making them accessible via smart icons on a toolbar. Free. |
| StumbleUpon Toolbar: Browser add-on for finding and sharing web sites with like-minded people. Compatible with Netscape, Internet Explorer and Mozilla. |
| Sun's Java Plug-in: Runs Java applets and JavaBeans using Sun Microsystem's Java 2 Runtime Environment, instead of the web browser's default virtual machine. Free. |
| Tcl Plugin: Runs Tcl/Tk scripts. Free. |
| Unofficial StumbleUpon FAQ: Details how to use both the toolbar and website's features. |
| Vdraft: Views AutoCAD .DXF and .SVF drawings. |
| WhenUShop: Provides information about shopping sites, including contact information, shipping costs, return policies, coupons, deals, ratings, and security. |
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