Instance_mute_for_Mastodon.user.js

// ==UserScript==
// @require      https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js
// @name         Instance mute for Mastodon
// @namespace    https://mastodon.social/web/*
// @version      0.2
// @description  
// @author       https://mastodon.social/@yatchi
// @match        https://mastodon.social/web/*
// @grant        unsafeWindow
// @run-at       document-end
// ==/UserScript==

$(document).ready(function () {

  // Label of the federated timeline. Change to match your locale.
  var ftlLabel = 'Federated timeline';

  // List the domains to mute here.
  var mutedDomains = ['domain1.com', 'domain2.com'];

  if (mutedDomains.length > 0) {
    var escapedDomains = mutedDomains.map(function (str) {
      return '@' + str.replace(/[.?*+^$[\]\\(){}|-]/g, "\\$&") + '$';
    })
    var re = new RegExp(escapedDomains.join('|'), 'i');

    $(document).on('DOMSubtreeModified', function () {
      $('div.columns-area > div:last-child[aria-label="' + ftlLabel + '"] div.status span.display-name').each(function (index) {
        if(re.exec($(this).text()) !== null) {
          $(this).parent().parent().parent().hide();
        }
      });
    });
  }
});

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