Kuo Chih-yuan has produced numerous and varied works, including operas, plays, film scores, piano concertos, symphonies, and Japanese, Mandarin and Taiwanese folksongs.
郭芝苑的創作豐富多樣，涵蓋歌劇、舞台劇、電影音樂、鋼琴、管絃樂及日語、國語、台語歌謠、童謠等。