Yii 2: The Fast, Secure and Professional PHP Framework http://www.yiiframework.com
The most featured Geocoder library written in PHP. http://geocoder-php.org/Geocoder
Start to develop PSR-7 middleware applications in PHP in a minute!
Free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. http://octobercms.com/
An eloquent way of importing and exporting Excel and CSV files for Laravel with the power of PHPExcel http://www.maatwebsite.nl/laravel-excel/docs
An open source eCommerce plugin for WordPress. http://www.woocommerce.com/
Official repository of the AWS SDK for PHP (@awsforphp) http://aws.amazon.com/sdkforphp
AdminBundle - The missing Symfony2 Admin Generator https://sonata-project.org/
SilverStripe CMS - this is a module for SilverStripe Framework rather than a standalone app. Use https://github.com/silverstripe/silverstripe-installer/ to set this up. http://silverstripe.org/
MailWatch for MailScanner is a web-based front-end to MailScanner http://mailwatch.org/
Get notified every time an exception is thrown in your application.
Search for Brazilian addresses by zip code using the ViaCEP REST API.
Bolt is a simple CMS written in PHP. It is based on Silex and Symfony components, uses Twig and either SQLite, MySQL or PostgreSQL.