Megapsy Online Tests
Explore facets of your personality.

Personality Tests
Directory of surveys of varying psychological validity. Short description and estimated time of completion for each.

Emode.com
Self-discovery tests and programs about relationships, career, personality, health, pop culture, and identity.

Barbarian's Online Tests Page
Directory of over 190 online and downloadable tests, covering career choice, personality, intelligence, relationships, and lifestyles.

University of Life
Ranging from serious IQ tests to the Sexual Color Test.

SimilarMinds.com
Personality test site and community offering several options: Myers-Briggs, Big Five, Word Association, Enneagram, and an Ask the Oracle feature.

Self Network
Tests and quizzes for mind, health, spirit and love life.

Personalityresearch.org - Tests
Emphasis on free, on-line, professional tests that provide feedback.