Credit
Debt
Mortgage Calculators - A collection of robust mortgage calculators
PowerPay - A free debt repayment strategy calculator
Financial Aid
FAFSA4caster - Estimate expected family contribution and financial aid eligibility
Financial Well-Being
Financial Well-Being Scale - Answer ten questions to measure your current financial well-being and see steps you can take to improve it
Retirement
NewRetirement Planner - One of the better, free online retirement calculators I have found
Open Social Security - A free, open-source Social Security strategy calculator
Saving & Investing
Compare Bank & Credit Union Rates
Fund Analyzer - Find and compare mutual fund expenses