W3C's complete web browsing and authoring environment. [Open Source]

WYSIWYG HTML and CSS editor derived from Nvu. Binary downloads for Windows, Mac, and several variants of Linux. [Open Source]

HTML editor for serious web developers features; helpful tools such as syntax highlighting, a colour picker, drag and drop image and link insertions, font tag insertion, date insertion, supports multiple languages, and multiple browser support.

This is a "trimmed down" version of the CoffeeCup HTML Editor. Has FTP support and wizards for tables, frames and forms.

HTML source editor with templates, tag insertion, internal page viewer, ftp client, and web browser launching. [Java]

Framed editor: The results of HTML typed in the top frame immediately appear in the bottom frame.

Simple HTML editor with built-in HTML validator, syntax checker and spell checker. [Windows]

Produces full-featured freeware for Mac OS X including Taco HTML Edit.

Fast syntax-highlighting editor with tutorial; additionally focusses on PHP and CSS interaction.

Advanced HTML editor with right click tag editing, extended find and replace, internal preview, HTML Tidy support, and full support for PNG and WBMP image formats.