Free Tax Filings for Incomes Under $73K

The IRS had an agreement with the major tax software companies which required those companies to help the government develop a free tax software for people with incomes below $73k. If you qualify, you can use the link here to begin. 
There is also a community program called the Volunteer Income Tax Assistance (VITA) that helps people file their taxes free in-person and virtually. To qualify, you have to earn $58k or less, have a disability, or have limited English speaking abilities. You can find more on the program here.