What were the characters based on in Toy Story 2?

In "Toy Story 2," the characters are primarily based on various toy lines and playthings that children typically enjoy. Woody is inspired by the classic cowboy dolls, while Buzz Lightyear is modeled after Action Figures, specifically the space ranger toys popularized in the late 20th century. Other characters, like Jessie and Bullseye, draw from the Western-themed toys and collectibles of that era. The film creatively explores themes of nostalgia and the emotional connections children have with their toys.