From CR8 Software Solutions:
With Type light you can design, edit, and convert OpenType TrueType (.ttf) and PostScript (.otf) fonts. Type light is free for personal and limited commercial use (you can sell your fonts provided that is not your profession). Features include convert between OpenType TrueType and OpenType PostScript fonts. Edit glyphs as TrueType or as standard PostScript curves. Create and edit fonts containing up to 65535 glyphs. Map glyphs to any Unicode character. Input OpenType metrics, names and parameters. Refer to an easy to read, color PDF manual. Obtain free support and technical assistance.