What sort of animation did they use to make Shrek?

Shrek utilized a combination of computer-generated imagery (CGI) and traditional animation techniques. The film was produced using DreamWorks Animation's proprietary software, allowing for detailed character designs and environments. The animators employed advanced techniques to create expressive facial animations and realistic movements, enhancing the storytelling. The result was a visually engaging and groundbreaking animated feature that appealed to audiences of all ages.