How To
Emojis are sent in mobile system by inserting :<reference>: in to the message. The emoji reference is not case sensitive and will work regardless of capitals anywhere. An example would be: "Well done to you :clap:".
Emoji List
Emoji Attribution
Certain emojis from twemoji (twitter open source emojis)
Licensed under: CC-BY 4.0
License: https://creativecommons.org/licenses/by/4.0/
Attributed to: https://twemoji.twitter.com/