... I send out a list of most interesting libraries and apps in the "PHP" section to about 1100 subscribers.
Do you want it too?
An open source eCommerce plugin for WordPress.
PrestaShop offers a fully scalable open source ecommerce solution.
The Pods Framework is a Content Development Framework for WordPress - It lets you create and extend content types that can be used for any project. Add fields of various types we've built in, or add your own with custom inputs, you have total control.
Nodes backend package
Ergonode backend repository
The Symfony PHP framework
Github mirror of MediaWiki extension DonationInterface - our actual code is hosted with Gerrit (please see https://www.mediawiki.org/wiki/Developer_access for contributing)
On-line service integrated in the Catalan Educational Telematic Network (XTEC) offering a full Moodle platform and a customizable WordPress/BudyPress school portal.
Github mirror of MediaWiki extension VoteNY - our actual code is hosted with Gerrit (please see https://www.mediawiki.org/wiki/Developer_access for contributing)