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Gitter is: Chat, for GitHub. Now featuring Embedded Pens! Just paste a link to a Pen and it’ll transform into an embed automatically.
embedded @CodePen integration now on Gitter, paste a codepen link into any conversation, stand back and marvel at it's beauty
— Gitter (@gitchat) January 21, 2015
Such falling rainbow things https://t.co/GH7Y7v4tVz
— Gitter (@gitchat) January 21, 2015
That’s the beauty of CodePen oEmbed at work.