Got around to adding some custom emojis to Sigmoid Social!
https://emojos.in/sigmoid.social?show_animated=true
This is a somewhat random set I (@andrey) felt like adding. Feel free to suggest additional ones!
@thegradient @andrey you should check out the lesswrong ones https://www.lesswrong.com/posts/ByqKwsYK6rH6AYNDY/reacts-now-enabled-on-100-of-posts-though-still-just