A one pager listing the different emoji emoticons supported on Campfire, GitHub, Basecamp Next, Redbooth, Trac, Flowdock, Sprint.ly, Kandan, Textbox.io, Kippt, Redmine, JabbR, Trello, Hall, Qiita, Zendesk, Ruby-China, Grove, Idobata, NodeBB Forums, Slack, Streamup, OrganisedMinds, Hackpad, Cryptbin, Kato, Reportedly, Cheerful Ghost, IRCCloud, Dashcube, MyVideoGameList, Subrosa, Sococo, Quip, And Bang, Bonusly, Discourse, Ello, Twemoji Awesome, ReadMe.io, esa, DBook, Groups.io, TeamworkChat, Damn Bugs, Let's Chat, Buildkite, IGDB.com, ChatGrape, Dokuwiki, Usersnap, Discord, Status Hero, Morfy, Gitter, Yellow, YouTube, Habitica, Mattermost and Kanban Tool.
- Ruby – github.com/github/gemoji, github.com/jsw0528/rails_emoji
- Ruby (+Rails) github.com/ID25/rails_emoji_picker, github.com/jollygoodcode/twemoji
- Javascript (+node.js) – github.com/kof/emoticons
- Javascript (+node.js) – github.com/hassankhan/emojify.js
- Javascript (+node.js) - github.com/henrikjoreteg/emoji-images.js
- Javascript (+node.js) - github.com/frissdiegurke/emoji-parser
- Objective-C – https://github.com/diy/nsstringemojize
- Java - https://github.com/pepibumur/emojize
- Python - https://github.com/carpedm20/emoji
- Swift - https://github.com/onmyway133/Smile