Amaya is a complete Web browsing and authoring environment, and comes equipped with a WYSIWYG style interface. It lets users both browse and author valid Web pages, with standards including (X)HTML, native MathML, and SVG documents. It also includes a collaborative annotation application (RDF).
Arachne is a fullscreen graphical WWW browser which runs on DOS compatible operating systems. An alpha version of Arachne for POSIX-compliant systems like Linux is also available. Arachne featrues very low hardware and operating system requirements. Arachne doesn't require any complex toolkit or library to display Web pages and user interface.
Beonex Communicator is Mozilla polished for end users. It contains Navigator, Mailnews, Composer, and ChatZilla. Navigator has support for key web standards and a convenient interface. For example, it eases searching the Internet, similar to Apple's Sherlock on Macintosh. The Bookmark Manager can deal with huge collections of bookmarks and allows you to overview and sort them while you are surfing. If you want, you can track the latest headlines or webcams using the Sidebar. The Mailnews client supports multiple IMAP, POP3 and/or news accounts for each user, so you can download and manage all your email from various accounts in one place and store them on your computer or the server. Beonex puts a strong emphasis on security, privacy, and netiquette, to protect the private or confidential information on your computer and to encourage fairness.
Deadman's Redirect is designed to replace whatever is loaded when you click on the Home button in your browser. It is a Web surfer's power tool that can be completely customized, using HTML, to fit the needs of the user. It allows for URL redirection as well as an interface to various search engines through its aliasing system. It also supports user-set aliases with functional arguments, RSS headlines, and a history of all the URLs that pass through it.
Emacs/W3 is a full-featured web browser, written entirely in Emacs-Lisp, that supports all the bells and whistles you will find in use on the web today, including frames, tables, stylesheets, and much more. Emacs/W3 runs on most major operating systems, including almost any flavor of Unix, Windows NT/95, AmigaDOS, OS/2, and VMS and is another reason to never leave Emacs.
Fortify provides full strength, 128-bit encryption facilities to the export editions of Netscape Navigator and Communicator. These facilites are used when connecting to an encrypting web server (with the SSL protocol). Fortify also adds the ability to generate 1024-bit RSA keys internally (these are typically used for client certificates), plus the ability to send and receive e-mail messages using strong 128-bit encryption (with the S/MIME protocol).
GNU TeXmacs is a free wysiwyw (what you see is what you want) editing platform with special features for scientists. The software aims to provide a unified and user friendly framework for editing structured documents with different types of content: text, mathematics, graphics, interactive content. TeXmacs can also be used as an interface to many external systems for computer algebra, numerical analysis, and statistics. New presentation styles can be written by the user and new features can be added to the editor using Scheme.