Apache is a free and open-source cross-platform web server software.
Fathom is easy-yet-powerful website analytics that protects digital privacy.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Typeform is a Spanish online software as a service (SaaS) company that specialises in online form building and online surveys.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.