LibreOffice - Math - Math, LibreOffice, math editor, ODF, OpenFormula, open standards
CheckSoft - Check printing software
Math Magic - MathMagic Equation Editor for Desktop Publishing software & Word Processors, Adobe InDesign, QuarkXPress, MS Word, iWork, for Technical writing with very easy interface and fast input.
Checkeeper - *Have your own check stock? Awesome, Checkeeper will work with virtually any type!
KLatexFormula - KLatexFormula is an easy-to-use graphical application for generating images (that you can drag and...
Online Check Writer - Online Check Writer is an all-in-one financial service provider with all kinds of payment options to pay and get paid.