QEmacs

Small emacs clone editor with HTML and DocBook editing support
QEmacs (for Quick Emacs) is a very small but powerful editor with an
Emacs look and feel. Its features include:
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* "All" Emacs common features,
* Works on any VT100 terminals without termcap,
* X11 support, with multiple simultaneous proportional fonts. Xft extension
supported for anti aliased font display.
* Highly optimized handling of huge files,
* Full UTF8 support, including Unicode-conformant bidirectional editing,
with Arabic and Indic scripts handling (in progress),
* WYSIWYG HTML/XML/CSS2 mode graphical editing, with lynx-like rendering
for VT100 terminals,
* WYSIWYG DocBook mode based on XML/CSS2 renderer,
* C mode with coloring with immediate update and emacs-like auto-indent,
* Interactive-shell mode using colorized VT100 emulation,
* Compile mode with next/prev error,
* Input methods for most languages (from the Yudit editor) including Chinese,
* X Input methods,
* Hexadecimal editing mode with insertion and block commands,
* Unicode hexa editing of UTF8 files,
* UTF8 VT100 support with double width glyphs,
* Small (full version is 150KB big).
.
Further information is available at <URL: http://www.qemacs.org/>