MathType!

Math is the LibreOffice suite's formula editor, that can be invoked in your text documents, spreadsheets, presentations and drawings, to enable you to insert perfectly-formatted mathematical and scientific formulas. Your formulas can include a wide range of elements, from fractions, terms with exponents and indices, integrals, and mathematical functions, to inequalities, systems of equations, and matrices.

Overleaf, formerly WriteLaTeX, is a collaborative writing and publishing system that makes the whole process of producing academic papers much quicker for both authors and publishers.

Online math solver, equation library, graphing calculator and science/engineering problem helper.Calculate multiple equations at once, Edit existing formulas and Create new ones, Compute large numbers of values, Plot graphs, Link your results, Solve full problems and Share worksheets with your friends.

KLatexFormula is an easy-to-use graphical application for generating images (that you can drag and drop, copy and paste or save to disk) from LaTeX equations. It is written in Qt4.

MathCast is an equation editor, an application that allows you to input mathematical equations. These equations can be used in written documents, webpages, and even databases. They could be rendered graphically to the screen, to picture files, or to MathML - today’s leading standard language for describing mathematics.

Paperspade is an online tool that helps math students write equations by typing plain English. Simply describe a problem in English and Paperspade renders it in printable form with the option to add graph templates.

Math, part of the Apache OpenOffice suite, is a tool for creating and editing mathematical equations, similar to Microsoft Equation Editor (included in Microsoft Office). The created equations can then be embedded inside other OpenOffice.org documents, such as those created by Writer. Math supports multiple fonts and can export to PDF.

WordMat is an add-on to Microsoft Word which creates a tab with math functionality. Part of the Math functionality is provided by other open-source applications like Maxima, GeoGebra, Graph and GnuPlot.It´s a CAS tool that amoung other things enables typing and calculation of math expressions in a fast and easy way. It´s a Danish software, and for now has a partly support for english language. It´s free under GNU Generel public License.

Scientific Wordprocessing Software for MacOS X, MathML based equation editor, LaTeX export

EqualX Equation Editor - is a powerful interactive tool that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations in TeX, LaTeX

WIRIS editor is a visual editor (WYSIWYG) that allows inserting mathematical formulas in web pages. It runs on any browser, including the ones in tablet PCs, as is based on HTML4 and JavaScript technology. Plus it is of course 100% compliant with HTML5.

Small GUI to display LaTeX expressions and then copy to clipboard or save the result. Ekee produces images interactively from LaTeX expressions. Drag and drop in several common formats (PNG, SVG, PDF, EPS) to other applications is supported. Ekee can reopen the equations it has created in PNG format.

Sequalator stands for Simultaneous Equations Calculator.It is a software for solving Linear Simultaneous Equations. The solver is based on the Gauss Jordan elimination method for solving Linear Simultaneous Equations. Sequalator uses OpenCL technology for solving the equations on the GPU.Sequalator is free software! You may use it for educational as well as commercial purpose.

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.