Browser-based Editors (WYSIWYG and WYSITS (What You See Is The Source))
Mozilla Navigator
Editor
XULPlanet XUL Reference
another XUL Reference
A Minimal Editor - Eric Hodel
Bugzilla:
allow page to make arbitrary elements user-editable in browser
Exposing HTML Editor commands to Browser Dom
HTML editor for <textarea> (HTMLArea)
embedding of editor (master tracking bug)
TTW WYSIWYG Editor Widgets
The List
TTW WYSIWYG Editor Widgets
ComposIte
- a port of Eric Hodel's (aka DrBrain) LiveLizard editor (a chrome overlay which enables a streamlined Mozilla Editor for html composition in textareas. You'll be able to edit a textarea like the one below with the wysiwig Mozilla Composer module).
Click Ctrl-e inside this text box to edit it with ComposIte.
Microsoft Internet Explorer
MSHTML Editor