AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Apache is a free and open-source cross-platform web server software.
EmbedPlus is a WordPress plugin for YouTube allows you to embed gallery, channel, playlist, or even live stream on your webpage.
jQuery plugin for fluid width video embeds
PHP is a general-purpose scripting language used for web development.
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.