Qxmledit is a simple XML editor written in qt4. It uses a tree based interface to ease the edit of long files.

• Compact view of items
• Copy and paste of a whole subtree
• Fast expansion and compression
• compact edit of elements
• no more losing a tag when edtiting text

You can find precompiled versions at this address: http://code.google.com/p/qxmledit/wiki/PrecompiledPackages

A screenshot