MathType - The Professional version of Equation Editor- MathType is a powerful interactive tool for Windows and Macintosh that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations, and for TeX, LaTeX, and Math…
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.
MathCast - MathCast is an equation editor, an application that allows you to input mathematical equations.
LibreOffice - Math - Math, LibreOffice, math editor, ODF, OpenFormula, open standards
iMathEQ Math Equation Editor - iMathEQ is a mathematics equation or formula editor.
JMathEdit - Pilot Software Company Web Site