Opera

A relatively small player, Opera has a notably higher presence in some regions, particularly the Cyrillic world.

Although it's lost ground to Firefox and Internet Exporer in recent months, Opera ranked as the most popular browser in the Ukraine and several central Asian countries.

Opera overview

Global Market share: 2.3% (September 2012)
Font formats: Opera supports TrueType fonts (.ttf) as well as OpenType fonts with TrueType (.ttf) or PostScript (.otf) outlines. SVG is also supported.

Latest version: Opera 12

Release: June 2012
OS: Most major Windows releases, Mac OSX 10.6.8-current.
Global Market share: 2.3%

Stats via W3Counter