Apache is a free and open-source cross-platform web server software.
Drupal is a free and open-source web content management framework.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
PHP is a general-purpose scripting language used for web development.
Tidio is a customer communication product. It provides multi-channel support so users can communicate with customers on the go. Live chat, messenger, or email are all supported.
W3.CSS is a CSS framework developed by the World Wide Web Consortium (W3C), the main international standards organisation for the World Wide Web.