Sends your logs to files, sockets, inboxes, databases and various web services

PHP's lightweight HTTP client

PHP Protobuf - Google's Protocol Buffers for PHP

PHP implementation of Google's Protocol Buffers with a protoc plugin compiler

[DEPRECATED] The Symfony Dependency Injection Container component (not maintained anymore) - see http://github.com/symfony/DependencyInjection

Vicious is a PHP clone(ish) of Sinatra.

A Behavior Driven Development tool for PHP

S-expression parser and serializer for PHP

describe your software and run (test) the specifications

A language integrated query engine

Library that provides the low-level functionality to store ("freeze") and retrieve ("thaw") PHP objects from an object store.

A Parsing Expression Grammar based parser for PHP

A "poka yoke" style view engine implementation for Zend Framework

Alternative implementation of PHPTAL