Licensed under AGPL 3. See LICENSE.txt for details.
Build with sbt 0.7.7 here:
http://code.google.com/p/simple-build-tool/
Note that this is the deprecated sbt rather than the new xsbt 0.10 series.
LaTeX rendering depends on the mimeTeX project, an installation of which you will need to run separately.
http://ctan.mackichan.com/support/mimetex/mimetex.html
In theory any CGI-based LaTeX renderer would work.
See http://mathim.com for contact email.