Emoji CSS - Add Emoji's to your website
VixT on Slack - The best video mashup app now on Slack.
EmojiOne for Chrome - Finally, an emoji keyboard for the modern desktop.
Slack Meme Bot - Spice up your team conversations with memes
OpenMoji 12.0 - Open source Unicode-compliant Emojis for everyone
GoGifApp - Free Slack GIFs App, multiple images to pick from at once