This page is a collection of useful links to MBTI-related pages. We are going to add more as we find them. But since there are dozens of MBTI sites there, there's no way we could include every one of them, so we decided to just add the ones we found best. If your site isn't here, it's either because I didn't know of it, or because I forgot to add it, or because I think it sucks.
Also, more links may be found from our wiki:links page.
Center of Applications for Psychological Type
Offers a comprehensive test, which does cost some money. The site does give a good history of MBTI for those interested.
A great resource for all types. Also gives type related information about careers, relationships and possible educational avenues.
A site for Intuitives. One of its founders, CreativeChaos is also a certified MBTI test administrator and counsellor. She is a wealth of MBTI related information.
Good descriptions of all 16 types, written by Joe Butt and Marina Margaret Heiss.
Lots of information about the MBTI, basic and advanced. Also a simple test to discover your type.
72 yes / no questions, results include the type and the strength of each preference.
53 questions on a scale from 1 to 5, results include type, strengths of preferences, and a brief description of the type.
Similar to above, except includes enneagram type and has 103 questions.
107 yes / no / no preference questions, and "strength of preference" question for each question. Takes a long while to complete, but fairly accurate.
68 questions, each preference indicated on a sliding scale and percentages.
70 Questions, requires registering. Only tells you whether you're an NF, NT, SP or SJ, with the option of purchasing a more in-depth report for $14.95.
Thomson-Maidenbaum Personality Inventory
Created by Lenore Thomson & Aryeh Maidenbaum, also available on Lenore Thomsons book "Personality Type: An Owner's Manual". About 65 questions, some of which are fairly original.