A few months ago I created my own Markdown-like lightweight markup language supporting LaTeX equations, which can be compiled to either HTML or LaTeX: <a href="http:&#x2F;&#x2F;lawrence.lu&#x2F;programming&#x2F;dllup&#x2F;" rel="nofollow">http:&#x2F;&#x2F;lawrence.lu&#x2F;programming&#x2F;dllup&#x2F;</a>