Web Technologies Used by couchsurfing.org

Ruby on Rails, or Rails, is a server-side web application framework written in Ruby under the MIT License. Rails is a model–view–controller framework, providing default structures for a database, a web service, and web pages.

Appcues is a solution for measuring and improving product adoption.

Ruby is an interpreted, high-level, general-purpose programming language.

Amazon Web Services is a subsidiary of Amazon that provides on-demand cloud computing platforms to individuals, companies, and governments, on a metered pay-as-you-go basis.

pjax is a jQuery plugin that uses ajax and pushState to deliver a fast browsing experience with real permalinks, page titles, and a working back button.

Modernizr is a JavaScript library which is designed to detect HTML5 and CSS3 features in various browsers, which lets JavaScript avoid using unimplemented features or use a workaround such as a shim to emulate them. Modernizr aims to provide this feature detection in a complete and standardized manner.

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.

jQuery UI is a collection of GUI widgets, animated visual effects, and themes implemented with jQuery, Cascading Style Sheets, and HTML.

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

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

OneTrust is a cloud-based data privacy management compliance platform.

Amazon CloudFront is a content delivery network offered by Amazon Web Services.

Sift is a CA-based fraud prevention company.

Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.

Criteo is a personalized retargeting company that works with Internet retailers to serve personalized online display advertisements to consumers who have previously visited the advertiser's website.