Swinging Words

Random words swing like they're hanging from the page

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Swinging Words
// @namespace    http://swing.words/
// @version      1.0
// @description  Random words swing like they're hanging from the page
// @match        *://*/*
// @grant        none
// @run-at       document-idle
// @license MIT 
// ==/UserScript==

(function () {
  'use strict';

  const CHANCE = 0.1; // 10% of words swing

  const style = document.createElement("style");
  style.textContent = `
    @keyframes swing {
      0%   { transform: rotate(0deg); }
      25%  { transform: rotate(15deg); }
      50%  { transform: rotate(0deg); }
      75%  { transform: rotate(-15deg); }
      100% { transform: rotate(0deg); }
    }

    .swinging-word {
      display: inline-block;
      transform-origin: top center;
      animation: swing 2s ease-in-out infinite;
      margin: 2px;
    }
  `;
  document.head.appendChild(style);

  const paragraphs = document.querySelectorAll("p");
  paragraphs.forEach(p => {
    const text = p.textContent;
    const words = text.split(/(\s+)/); // preserve spaces
    const frag = document.createDocumentFragment();

    words.forEach(word => {
      if (/\S/.test(word) && Math.random() < CHANCE) {
        const span = document.createElement("span");
        span.className = "swinging-word";
        span.textContent = word;
        frag.appendChild(span);
      } else {
        frag.appendChild(document.createTextNode(word));
      }
    });

    p.textContent = ""; // Clear original
    p.appendChild(frag);
  });

  console.log("🎯 Swinging words activated.");
})();