Pig font viewer is a free utility that allows you to preview your fonts. You can enter any text you want and click on the list of fonts shown from your fonts library. You can also select fonts saved in a directory by browsing to that directory through Pig Font Viewer.
If you want to have the fonts loaded in Pigfontviewer when you open it just install it by right clicking on it. It is available for Linux, Windows and MAC platforms. You can download Pig font viewer from their web site.
