Rapid Development Tools

Bootstrap.
Front-end Framework.

BoilerPlate.
Front-end Template.

Foundation.
Front-end Framework.

Modernizr
Javascript Library.

{{ mustache }}.
JSON template system.

jQuery.
Javascript Framework.

MooTools.
Javascript Framework.

CakePHP.
PHP Framework.

CodeIgniter.
PHP Framework.

Yii.
PHP Framework.

Zend.
PHP Framework.