MathType  
   Powerful mathematical typesetting program for word processing and desktop publishing documents. Professional edition of the Equation Editor package bundled with Microsoft Word, Corel WordPerfect, and Appleworks.
   http://www.mathtype.com/

Don Knuth's Home Page  
   Author of TeX, the most prevalent mathematical and scientific typesetting system in academia.
   http://sunburn.stanford.edu/~knuth

OpenMath  
   Emerging standard for representing mathematical objects semantically, allowing them to be stored in databases and communicated over the World-Wide-Web.
   http://www.openmath.org/

MathML  
   W3C page on Mathematical Markup Language, a low-level specification for describing mathematics as a basis for machine-to-machine communication.
   http://www.w3.org/Math/

MathEdit  
   Windows program to place typeset-quality mathematical equations into documents. Many features are available via keyboard shortcuts, making math typing faster by reducing mouse movements.
   http://www.ktalk.com/mathedit.html

IBM techexplorer Hypermedia Browser  
   Plug-in for Netscape Navigator to enable the display of TeX, LaTeX and MathML documents on the Web. Also available in ActiveX form for Internet Explorer and Microsoft Office.
   http://www-4.ibm.com/software/network/techexplorer/

SchemaSoft MathML to SVG Converter  
   MathML to SVG Converter on Windows 2000, 95, 98, and NT, Mac OS X and Red Hat Linux 7.2, or any other system that supports Java. Free download, source kit is available.
   http://www.schemasoft.com/MathML/

aMath96  
   MS-Word template for quickly entering formulas without resorting to the equation editor. Uses standard characters.
   http://www.amath.net/english/

Math Typesetting for the Internet  
   Complete guide for including math notation in web pages and e-mail messages. Includes links to necessary software and tools.
   http://mathforum.org/typesetting/

Publicon  
   A full-featured publishing system for the creation of professional-quality technical documents.
   http://www.wolfram.com/products/publicon/

Editors and Typesetting  
   A collection of links to mathematical editors and typestting systems from the Math Forum.
   http://mathforum.org/library/resource_types/typesetting/

Swift  
   An equation editor in Java.
   http://www.geocities.com/SiliconValley/Heights/5445/swift.html

MathML Equation Editor  
   Announcing soft4science MathEditor, a graphical MathML equation editor.
   http://www.soft4science.de/

Abacus Math Writer  
   A java stand-alone program that allows producing equations by transferring onscreen writing to an image. Includes illustrations and sample download.
   http://www.jpowered.com/mathwriter/

MathML Central  
   A Wolfram Web Resource for MathML tools.
   http://www.mathmlcentral.com/

Applied Symbols  
   This company specializes in OpenType fonts for technical and mathematical publications.
   http://www.appliedsymbols.com

SciWriter  
   An XML based WYSIWYG word processor for mathematics and text. The native document format is a subset of XHTML 1.1 and MathML 2.0 Presentation Markup.
   http://www.soft4science.com/

GIF Images for Math Symbols  
   A public-domain collection of over a thousand bit-mapped, 12-point, transparent GIFs of mathematical letters and symbols, suitable for display on a web page.
   http://us.metamath.org/symbols/symbols.html

PLML  
   SGML DTD and tools for providing the structure of a LaTeX document in markup form.
   http://www.lulli.net/paolo/hack/plml/

KFormula  
   A formula editor in the KOffice suite, distributed under GPL.
   http://www.koffice.org/kformula/

meditor  
   A text editor with some symbolic computation capabilities. Free under GPL.
   http://jscl-meditor.sourceforge.net/

Hermitech Formulator  
   A freeware mathematical equation editor for MS Windows. Equations can be imported to and exported from a representative subset of the presentation markup for MathML 2.0.
   http://www.hermitech.ic.zt.ua/projects/formulator/

MathEditor  
   Free equation editor to make mathematics and equations for HTML pages. Expressions are saved as HTML.
   http://matheditor.com/