In Slack, click the name of your server in the top left corner and browse to Administration > Customize. You will see the new Bulk Emoji Uploader at the top of the screen.

In the team communication tool Slack, you can add any emoji to JPG, PG, or GIF images of 128KB or less. Security engineer Corey Haynes has introduced in his blog how to make emojis added to Slack ...

Slack pioneered emojis in the work chat, but it slacked off when it came to adding the latest emojis. If you can’t find an emoji that you like in Slack, or if you want to make things more fun ...

Your Slack status can be up to 100 characters long, and include anything you like. It's great for signaling when you're away from your desk, if you're in a meeting, sharing a pithy joke ...