Open Tax Solver is an easy-to-use text-based C-program for calculating Tax Form entries and tax-owed or refund-due, for Federal or State personal income taxes. Includes versions for US 1040, Scheds A, B, C, D, and forms for several states, as well as Canada and UK. Calculate your taxes with the help of this tool.
It will also help you avoid invasive, bloated commercial software packages or rewriting our own individual programs or spread-sheets each year by combining efforts.

Requirements:
* Java

The license of this software is Free, you can free download and free use this accounting software.