This is a Heroku buildpack for TeX documents. It does NOT currently work, and probably won't for some time. If you're interested in helping making it work, feel free to get in touch.
$ ls
document.tex
$ heroku create --buildpack git://github.com/holiture/heroku-buildpack-tex.git
$ git push heroku master
...
-----> Heroku receiving push
-----> Fetching custom build pack... done
-----> TeX app detected
-----> Fetching TeX Live 20120511
-----> Building document.tex
Wrote 3 pages to document.pdf