LibreOffice - Math - Math, LibreOffice, math editor, ODF, OpenFormula, open standards
StoryMill - Developers and publishers of Mac, Win, and iOS productivity, home and office and writing software such as MacGourmet, Paperless and many more. Based in MN.
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.
BlankPage - Stay motivated to write, and finish your story
KLatexFormula - KLatexFormula is an easy-to-use graphical application for generating images (that you can drag and...
Manuskript - Open-source tool for writers.