Header Code
Simplest plugin that injects any code into wp_head().
Plugin Tag: inject
Footer Code
Simplest plugin that injects any code into footer of a web page.
Inject-O-Matic
Inject custom jQuery/Javascript into the header and/or footer of a WordPress site.
QuickChat
Плагин для добавления бесплатного онлайн-консультанта QuickChat на ваш сайт.
Lagden-in
Short code to include html or text content into page
Nzymes
Boost your posts with Nzymes injections. Safely use PHP in posts' title, excerpt, and content.…