Abstract: Disclosed is a cloud-based font service system to be installed in a cloud server, comprising: a glyph construction module to allow users to construct a plurality of glyph patterns in order to form a computer font; a font management module allowing users to add, modify or delete glyph patterns of computer fonts and including a font shelving tool to allow an administrator of a computer font to determine trading conditions; and a font application module to display particular glyphs of the computer font for trading. The invention allows users to select glyphs from existing computer fonts and modify them to form new computer fonts for trading.