ManiaLib is a lightweight PHP framework for Manialink and Web developement. It provides a set of object-oriented libraries to help you save time on classic Manialink (and Web) tasks.
This package contains the PHP SDK as well as a some examples so that you can build applications that interact with the API. Everyting is released under the GNU LESSER GENERAL PUBLIC LICENSE Version 3.
We use Composer, because, ya know, why not:
composer create-project maniaplanet/manialib-application-template
Support forum: http://forum.maniaplanet.com/viewforum.php?f=40