CloudFlare is a global CDN and DNS provider that can speed up and protect any site online.
The Konami Code is a "cheat code" that appeared in many of Konami's video games going all the way back to 1986. Konami JS allows websites to add their own easter to be triggered by their users by entering the Konami code key press sequence: "up, up, down, down, left, right, left, right, B, A".
Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.