Web Technologies Used by esmo.org

Symfony is a PHP web application framework and a set of reusable PHP components/libraries.

YouTube is a free video sharing website that allows users to watch, share, like, comment, and upload videos. It was founded in February 2005 by three former PayPal employees, Chad Hurley, Steve Chen, and Jawed Karim. YouTube has become a platform for users to watch and share videos, as well as a platform for users to create and upload their own original content. It provides a wide range of categories, from entertainment and music to news, tutorials, and more. YouTube also has a large community of viewers, with more than 2 billion users logging in every month. YouTube is also available in more than 80 languages and is now available in more than 100 countries.

Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS- and JavaScript-based design templates for typography, forms, buttons, navigation and other interface components.

Google Tag Manager is a free tool from Google that enables users to easily add, update, and manage website tags. Tags are snippets of code that allow websites to track activity, such as page visits and clicks, in order to better understand user behavior. Google Tag Manager makes it easy to quickly and easily add, update, and manage website tags without having to manually update code. It also helps to ensure that tags are firing correctly and accurately tracking user activity.

New Relic is an American software analytics company based in San Francisco, California.

PHP: Hypertext Preprocessor is a general-purpose programming language originally designed for web development. PHP code may be executed with a command line interface (CLI), embedded into HTML code, or used in combination with various web template systems, web content management systems, and web frameworks.

Babel is a free and open-source transcompiler for writing next generation JavaScript.

Swiper Slider is the a modern free mobile touch slider with hardware accelerated transitions and native behavior. It is intended to be used in mobile websites, mobile web apps, and mobile native/hybrid apps.

DataTables is a plug-in for the jQuery Javascript library adding advanced features like pagination, instant search, themes, and more to any HTML table.

Lodash is a JavaScript library which provides utility functions for common programming tasks using the functional programming paradigm.

jQuery is a JavaScript library designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax. It is free, open-source software using the permissive MIT License.

core-js is a modular standard library for JavaScript, with polyfills for cutting-edge ECMAScript features.

MathJax is a cross-browser JavaScript library that displays mathematical notation in web browsers, using MathML, LaTeX and ASCIIMathML markup.

React is a JavaScript library for building user interfaces. It is maintained by Facebook and a community of individual developers and companies. React can be used as a base in the development of single-page or mobile applications, as it is optimal for fetching rapidly changing data that needs to be recorded.

Google's Font API provides website developers a means by which they may quickly add custom fonts to their website.

Varnish is an open-source web application accelerator also known as a HTTP cache or reverse proxy. It is designed to speed up websites and reduce the load on web servers by caching frequently accessed web pages and serving them directly to users without having to generate them dynamically each time they are requested. Varnish is typically used in front of web servers such as Apache or Nginx, and it can be configured to cache content based on various criteria such as URL, HTTP headers, cookies, and more. It also supports dynamic content and can be used to implement load balancing, content filtering, and other advanced features. Varnish is known for its high performance and scalability, and it is widely used by websites with high traffic volumes such as news sites, social media platforms, and e-commerce sites. It is also used by many content delivery networks (CDNs) to improve the speed and efficiency of content delivery.