Free MAPP career assessment.
Career One Stop has lots of free services including free self-assessment at home. There is also an “Employer Locator” feature that gives you the employers in every zip code.
Free career interest survey linked to over 900 occupations. This is the O*Net people are talking about.
Bureau of Labor Statistics. Browse hundreds of occupations, pay rates, metro areas, and how many jobs are projected to exist in the future in each occupation.
Free personality assessment that is similar to the famous Myers-Briggs.
Another free assessment that is even closer to the Myers-Briggs.
Massive data base of career related sites most of which are free.
A variety of free and affordable personality and career assessments.