Vincent Jalby is now shipping the final version of X Font Manager 1.0. X Font Manager is a font utility designed for the management of font files in OS X. According to Vincent Jalby:
Vincent Jalby is pleased to announce the release today of the final version of X Font Manager 1.0, a simple font manager for Mac OS X.
X Font Manager is a simple font manager for Mac OS X. It let you activate and deactivate your fonts by moving them in and out the Fonts folders. You can save several (global) sets and switch between them. The font information part shows the content of the font file and previews both active and inactive fonts.
You can find more information about X Font Manager at the Vincent Jalby Web site. X Font Manager 1.0 is available shareware for US$12.00.