IPIP representation of NEO-PI-R
- International Personality Item Pool (IPIP) representation of the NEO PI-R.
- http://www.personal.psu.edu/faculty/j/5/j5j/IPIP/

SimilarMinds.com - Big Five Personality Test
- Free 55 question test.
- http://similarminds.com/big5.html

Five Factor Personality Test
- Describes an online version of Goldberg's five-factor personality questionnaire. Includes norms.
- http://users.wmin.ac.uk/~buchant/wwwffi/

Find Your Star Wars Twin
- Test to determine which Star Wars character is most like you, based on the Five-Factor model of personality.
- http://www.outofservice.com/starwars/

The Big Five Personality Test
- A modified online version of the Big 5 test used by U. C. Berkeley psychologist Frank J. Sulloway for birth order research. The test takes about 10 minutes and provides online results.
- http://www.outofservice.com/bigfive/

Big Five Mini-Test
- Rate a variety of adjectives describing yourself to calculate your Big-5 personality type.
- http://www.ship.edu/~cgboeree/bigfiveminitest.html