Check's if the post got replied by one of the support team members or not in a bbPress support forum.

ping_script

// ==UserScript==
// @name         parallel-support-check
// @namespace    http://alaasalama.com/
// @version      1.0
// @description  check if this support thread got a reply or not
// @author       Alaa.Salama
// @match        https://themify.me/forum/*
// @grant        none
// @require      https://code.jquery.com/jquery-2.2.4.min.js
// ==/UserScript==

(function() {
    'use strict';

    // Your code here...
    var current_issue = jQuery(location).attr("href");
    var interval = 60000;
    function fire_my_ajax(){
        jQuery(function(){
            jQuery.ajax({
                type: "GET",
                url: current_issue,
                success: function(data) {
                    var text_query = jQuery(data).find('.bbp-replies li:nth-last-child(2) .bbp-threaded-replies .bbp-author-name').text();
                    if (text_query !== ""){
                        var filter_reply = jQuery(data).find('.bbp-replies li:nth-last-child(2) .bbp-threaded-replies .bbp-author-name').text();
                        if (filter_reply.indexOf("Themify") >= 0){
                            alert("This thread was replied before! by an inline reply.");
                        }
                    }
                    else {
                        var filter = jQuery(data).find('.bbp-replies li:nth-last-child(2) .bbp-author-name').text();
                        if (filter.indexOf("Themify") >= 0){
                            alert("This thread was replied before!");
                        }
                    }
                },
                complete: function (data) {
                    setTimeout(fire_my_ajax, interval);
                }
            });
        });
    }
    setTimeout(fire_my_ajax, interval);
})();