The Mozilla Project has posted
Camino 0.8.2, a
Mac OS X web browser based on the Gecko 1.7 rendering engine and the Quartz GUI toolkit.
It supports pretty much all the technologies that Mozilla does: HTML, XHTML, CSS, XML, XSLT, etc.
0.8.2 is a bug fix release.
Mac OS X 10.1.5 or later is required.
Kiyut has released Sketsa 2.2.1, a $29 payware SVG editor written in Java. Java 1.4.1 or later is required.