http://www.ltg.ed.ac.uk/~ht/xed.html
>From the CHANGES file:
Changes from v0.2.0 as released:
Bug fixes:
undo of attr operations fixed
]]a> followed by deleting the 'a' now impossible
Resizing works properly
window width and height fit better to available real-estate
rule out control characters in CDATA
allow : in names
move menus out of the way more
move help menu down fully onto screen
forward/backward word at E/BOL works properly
Features:
Modest support for progressive (depth-sensitive) indentation
Catch most forms of window death and give you a save changes dialog
http://... will work on command line
Right button opens tag or attr for editing (thanks to Mike Kay for
suggesting this)