// ==UserScript==
// @name         Recaptcha Form Autosubmit
// @namespace    Royalgamer06
// @version      0.1
// @description  This automatically submits any recaptcha form directly after you solved it
// @author       Royalgamer06
// @include      *
// @grant        none
// @downloadURL none
// ==/UserScript==

var forms = document.forms;
var rc_form = '';

for (var i = 0; i < forms.length; i++) {
    if (forms[i].innerHTML.indexOf('google.com/recaptcha') > -1) {
        rc_form = forms[i];
    }
}

var inv = setInterval(function() {
    if (grecaptcha.getResponse().length > 0) {
        clearInterval(inv);
        rc_form.submit();
    }
}, 100);