There is already software out there to handle your federal income taxes for free. However, to use Free File Tax Software.
This program is available if your AGI is $57,000 or less: http://apps.irs.gov/app/freeFile/jsp/index.jsp?ck
http://www.irs.gov/efile/article/0,,id=118986,00.html
PS: Anyone can still use free forms: http://www.irs.gov/efile/article/0,,id=237156,00.html