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.
Wisesheets - Get stock financial data instantly on your spreadsheet
TaxBrain - TaxBrain is a taxation filing software that enables users to calculate their taxes easily, and they can file them without any trouble.
Quandl - Quandl is a platform for financial, economic, and alternative data, serving investment professionals.
GoSystem Tax RS - GoSystem Tax RS has unmatched web-based tax processing power, is scalable to needs, and is available in a secure online environment.
TrueLayer - Simple Bank APIs to access real-time financial data