PHP (Hypertext Preprocessor) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML. Originally created by Rasmus Lerdorf in 1994.
It can be used in combination with various web content management systems such as joomla, magento, drupal, wordpress, prestashop etc and web frameworks such as Laravel, Codeignter, Cakephp, Zend, Symphony, Yii etc. The standard PHP interpreter, powered by the Zend Engine, is free software released under the PHP License.