TaxJar - TaxJar simplifies sales tax filing for eCommerce sellers.
TaxSimple - TaxSimple is a tax returns filing and refund platform that allows users to easily enter all of their data and leave the rest on the platform.
Thomson Reuters ONESOURCE - ONESOURCE tax software and solutions synchronize every aspect of your work and link international, country, state and local tax laws.
TaxBrain - TaxBrain is a taxation filing software that enables users to calculate their taxes easily, and they can file them without any trouble.
Octobat - Octobat provides automated tax-compliance and accounting for digital businesses.
TaxSlayer.com - Tax preparation software and proud sponsor of Dale Earnhardt, Jr.