Apache is a free and open-source cross-platform web server software.
Bandsintown Events Widget is a free widget which makes it simple to embed your event listings and allow fans to buy tickets, RSVP, follow you and join your Email & SMS lists.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.