Danforth became a key contributor to 'GURPS', providing illustrations, writing, and design work for numerous supplements and sourcebooks. Her art often featured prominently on covers and interior pages.

Notable contributions include her work on 'GURPS Horror', where her evocative illustrations enhanced the dark and suspenseful atmosphere of the setting.

She continued to work on various 'GURPS' projects, showcasing her versatility across different genres and settings supported by the system.