MOSO has announced Xmplify XML Editor 1.8.0 (http://xmplifyapp.com/), an update to their powerful XML editor built specifically for Mac OS X 10.7 and higher.
Xmplify XML Editor provides aXML-aware editing environment with DTD and XML Schema-based auto-completion, automatic document validation, XSLT and XPath support, live HTML preview and much more. Version 1.8.0 adds improved support for auto-completions, plus fixes and other improvements.
Xmplify is available for $59; both volume and educational discounts are available. Version 1.8.0 is a free upgrade for Xmplify 1.x users.