What powers kungfuenglish.com?

A/B Testing

Google Optimize

since Jul 2021

Affiliate programs

Post Affiliate Pro

since Feb 2024

Analytics

Baidu Analytics (百度统计)

since Jul 2020

Google Analytics vUA

since Jun 2018

VWO

since Feb 2025

CMS

Drupal v8

since Apr 2018

WordPress v6.0.1

since Aug 2022

Databases

MySQL

since Aug 2022

Ecommerce

Cart Functionality

since Aug 2020

Font scripts

Font Awesome

since Aug 2022

Google Font API

since May 2019

Twitter Emoji (Twemoji)

since Aug 2022

JavaScript frameworks

React

since Jan 2025

toastr v2.1.2

since Apr 2022

JavaScript libraries

Clipboard.js

since Aug 2022

core-js v3.19.1

since Sep 2021

jQuery v2.2.4

since Apr 2018

jQuery Migrate v3.3.2

since Aug 2022

jQuery Modal

since Apr 2022

jQuery UI v1.13.1

since Aug 2022

LazySizes

since Feb 2022

Lodash v4.17.23

since Jun 2018

prettyPhoto

since Aug 2022

SweetAlert2

since Aug 2022

Swiper

since Sep 2022

Underscore.js v1.13.3

since Apr 2018

Marketing automation

Drip

since Sep 2022

Miscellaneous

HTTP/3

since Jan 2025

Open Graph

since Sep 2022

Operating systems

CentOS

since Aug 2022

Programming languages

PHP

since Jun 2018

Security

HSTS

since Jan 2025

Tag managers

Google Tag Manager

since Apr 2018

UI frameworks

Animate.css

since Aug 2022

Bootstrap v3.3.7

since Apr 2018

Video players

VideoJS

since Mar 2020

Web server extensions

OpenSSL v1.0.2k

since Aug 2022

Web servers

Apache HTTP Server v2

since Apr 2018

Nginx

since Jan 2025

Widgets

Picreel

since Feb 2025

Sumo

since Feb 2022

WordPress plugins

Contact Form 7 v5.4.1

since Aug 2022

GTranslate

since Aug 2022

Yoast SEO v9.5

since Aug 2022