wikEd is a full-featured in-browser text editor that adds enhanced text processing functions to Wikipedia and other MediaWiki edit pages. Currently it works only for Firefox and other Mozilla browsers. wikEd is a complete rich-text pseudo-WYSIWYG editor and comes with many MediaWiki-specific features.
* Pasting formatted text, e.g. from MS-Word (including tables) * Converting the formatted text to wikicode * Wikicode syntax highlighting * Regular expression search and replace * Server-independent Show preview and Show changes * Fullscreen editing mode * Single-click fixing of common mistakes * History for summary, search, and replace fields * Jump to selected heading * Supports different languages
If you need help installing this, give me a yell.
For the *truly* nerdy, you may be interested in the It's All Text extension for Firefox. It's All Text
--Stip 18:45, 22 March 2007 (EDT)