XMLmind has released verison 2.8 of their XML Editor. This $220 payware product features word processor and spreadsheet like views of XML documents. A free-beer hobbled version is also available.
The xframe project has posted beta 5 of xsddoc, an open source documentation generator for W3C XML Schemas based on XSLT. xsddoc generates JavaDoc-like documentation of schemas. Java 1.3 or later is required.
Recordare has released Dolet 2.0, an $89.95 payware Mac OS X Finale plug-in for reading and writing MusicXML files. Java 1.4, Finale 2004 or 2005, and Mac OS X are required.