Big Five Personality Test
Learn to know yourself better with a free, open-source personality test.
The following test contains 120 questions which is estimated to take you about 10 minutes to complete.
Take the free test now* No registration required
Over 700.000 people have taken the test

Open
This is an open source project under MIT-license.
Free
The test is completely free
Scientific
BigFive is a scientifically validated and reliable psychological model.Compare yourself to others
Compare yourself with your partner, colleagues, friends or family.
Learn how you differ from other people in the five domains: Openness to experience , Conscientiousness , Extraversion , Agreeableness and Neuroticism