Userscript to bind a keyboard shortcut for cmd/alt + e to bring up the emojis menu on twitter.

Emoji4Twitter.user.js

// ==UserScript==
// @name         Emoji4Twitter
// @namespace    https://gprasanth.in/
// @version      0.1
// @description  Binds keyboard shortcut for `cmd/alt + e` to bring up emojis menu on twitter.
// @author       gprasanth92
// @match        https://twitter.com/*
// @icon         https://www.google.com/s2/favicons?domain=twitter.com
// @grant        none
// ==/UserScript==

(function () {
  "use strict";

  // Please, somebody @Twitter show some love for the ~users~ emojis!

  const _i = setInterval(function () {
    const tweetText = document.querySelector('div[aria-label="Tweet text"]');
    const addEmoji = document.querySelector('div[aria-label="Add emoji"]');

    if (tweetText) {
      clearInterval(_i);
      tweetText.addEventListener(
        "keydown",
        function (e) {
          if (e.key === "e" && e.metaKey) {
            addEmoji.click();
          }
        },
        false
      );
    }
  }, 1000);
})();