latex2rtf!

asciiTeX is an ASCII equation renderer released under the terms of the GNU General Public License. The program can generate ASCII-art representations of mathematical equations. You can use asciiTeX to quickly insert equations in e.g. e-mails or comments in your source-code. The syntax is similar to LaTex. The asciiTeX project is a fork of eqascii, providing new features and many bug fixes to the original program.

latex2html is a convertor written in Perl that converts LATEX documents to HTML. This way e.g. scientific papers - primarily typeset for printing - can be put on the Web for online viewing.

tex2mail – Converts TeX to mailable "ASCII art"

Perl script to render LaTeX math in unicode text

TeX4ht is a system for converting documents written in TeX/LaTeX/ConTeXt/etc. to HTML, various XML flavors, braille, etc., optionally using MathML.