- MathML
- MimeTeX
- jsmath
- MoinMoin's LaTeX parser
- MINSE
- WebEQ
- TTH
- texvc: TeX validator and converter validates (AMS) LaTeX mathematical expressions and converts them to HTML, MathML, or PNG graphics. (MediaWiki)
- Matplotlib GSOC 2009 project
- Zim: a "desktop wiki"; the EquationEditor plugin supports (AMS?) LaTeX
- ASCIIMathML: simple ASCII syntax to write formulae that will be rendered as MathML
