"a development environment for experimental code and digital art "

"a JavaScript library that can be used to create a relatively pleasant editor interface for code-like content"

"takes [LISP] code and replaces the parentheses with SVG rect elements, enhancing LISP's natural symmetry"

"Pure Emacs! No Extras! No Nonsense!"

"a multi-platform WYSIWYG ebook editor"

"makes writing, sharing and gathering feedback a no-fuss experience"

Upload MP3s and edit them down into ringtones. One-click export to an iPhone-compatible ringtone format. Looks highly illegal, will probably get sued any day now. Too useful to live.

This is basically TextMate in your browser. ZOMG.

A simple way of turning text into HTML (and, optionally, RSS).

Amazingly slick in-browser photo editing with all the trimmings.

make Cocoa text fields modal and vimmy