The Bond Yield Calculator for Excel or OpenOffice Calc enables the automatic generation of scheduled bond payments and the calculation of resulting yield to maturity. The model is equipped to handle `odd` first time periods and is ideal to speed up bond payment and yield calculations.

OxygenOffice Professional is a multi-platform office productivity suite. It includes the key desktop applications, such as a word processor, spreadsheet, presentation manager, and drawing program, with a user interface and feature set similar to other office suites.OpenOffice.org works transparently with a variety of file formats, including those of Microsoft Office. OxygenOffice Professional is a free and open source enhancement plus some Extras