NexusFont - Choose and manage your fonts with Nexus Font.
Font Manager - Simple font management for GTK+ desktop environments
Fonty - Simple tool for testing web fonts directly on live sites
Maintype - MainType is a professional font manager that allows you to view, manage, install and print your...
Font Viewer - Font Viewer is an application which does exactly that - it views fonts!
FontExpert - FontExpert - Font Manager for Windows, Photo Manager for Digital Photography.