Apache is a free and open-source cross-platform web server software.
Issuu is a digital discovery and publishing platform.
Lightbox is small javascript library used to overlay images on top of the current page.
Prototype is a JavaScript Framework that aims to ease development of web applications.
Vimeo is a video hosting, sharing and services platform. Vimeo operation an ad-free basis by providing subscription plans.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.