* [http://homepage.mac.com/atl/tex/EulerContext.pdf Euler in ConTeXt (using Euler math font)] by Adam Lindsay
Esp. for physics there's the '''units''' module. There's a module for chemical structure formulae: '''PPCHTeX''' (Can anyone write something about it?works also with LaTeX). It's based on [[Metapost]] and [[MetaFun]].