Web frameworks
Next.js
404.7K sitesOpen source
Next.js is a React framework for developing single page Javascript applications.
Used byCal.com,Dub,QuintoAndar,Resend+2
Microsoft ASP.NET
392.3K sites
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.
Ruby on Rails
106.9K sitesOpen source
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.
Used byAirbnb,Basecamp (37signals),GitLab,RD Station+1
Laravel
99K sitesOpen source
Laravel is a free, open-source PHP web framework.
Nuxt.js
95.2K sitesOpen source
Nuxt is a Vue framework for developing modern web applications.
Express
77.3K sitesOpen source
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
Used byGhost
Ionic
56.3K sitesOpen source
Ionic is an open-source framework that enables developers to create cross-platform mobile, web, and desktop applications using web technologies like HTML, CSS, and JavaScript.
CodeIgniter
44.4K sites
Django
26.1K sitesOpen source
Django is a Python-based free and open-source web application framework.
Used byPostHog
Livewire
22.4K sitesOpen source
Livewire is a full-stack Laravel framework for building dynamic interfaces.
Yii
19.3K sitesOpen source
Yii is an open-source, object-oriented, component-based MVC PHP web application framework.
Helix Ultimate
19K sitesOpen source
Helix Ultimate a free template framework for Joomla.

Nette Framework
12.6K sites
Symfony
11K sitesOpen source
Symfony is a PHP web application framework and a set of reusable PHP components/libraries.
CakePHP
8K sitesOpen source
CakePHP is an open-source web framework. It follows the model–view–controller (MVC) approach and is written in PHP.
Remix
4.6K sitesOpen source
Remix is a React framework used for server-side rendering (SSR).
Used byShopify
Google Web Toolkit
4.3K sites
Google Web Toolkit (GWT) is an open-source Java software development framework that makes writing AJAX applications.

JavaServer Faces
4.2K sites
Adobe ColdFusion
3.7K sites
Adobe ColdFusion is a server-side scripting platform for building web applications and APIs, using a language called CFML (ColdFusion Markup Language).
Blazor
3.1K sites
JavaServer Pages
2.8K sites
Play
2.3K sites
Sails.js
2.1K sites
Marko
2.1K sitesOpen source
Marko is HTML re-imagined as a language for building dynamic and reactive user interfaces.
Apache Wicket
1.9K sitesOpen source
Apache Wicket is an open-source Java web application framework for building scalable and maintainable web applications.
Java Servlet
1.9K sites
Qwik
1.4K sitesOpen source
Qwik is designed for the fastest possible page load time, by delivering pure HTML with near 0 JavaScript.
Bubble
1.3K sitesSaaS$ · Freemium · Subscription
Bubble is a no-code platform that lets anyone build web apps without writing any code.
Shopify Web Components
1.1K sites
Storefront Web Components let you bring Shopify-powered commerce capabilities to any website.
Spring
1.1K sitesOpen source
Spring is a comprehensive framework for building enterprise-level Java applications, providing tools and infrastructure for application development, including dependency injection, transaction management, and integration with various technologies.
Phoenix Framework
1.1K sitesOpen source
Phoenix Framework is an open-source web application framework built using the Elixir programming language.
Neos Flow
865 sites
Phoenix LiveView
848 sitesOpen source
Phoenix LiveView is a library that brings live, interactive, real-time user experiences to your Phoenix applications.
Meteor
824 sitesOpen source
Meteor is a JavaScript-based platform used for developing web and mobile applications with a unified language across all layers of the application stack.

ThinkPHP
799 sitesOpen source
ThinkPHP is an open-source PHP framework with MVC structure developed and maintained by Shanghai Topthink Company.

ASP.NET Boilerplate
676 sitesOpen source
ASP.NET Boilerplate is a general purpose application framework especially designed for new modern web applications. It uses already familiar tools and implements best practices around them to provide you a SOLID development experience.
Flask
613 sitesOpen source
Flask is a Python micro web framework ideal for rapidly constructing web applications, offering minimalism, flexibility, and modularity.
Used byDuolingo
Fat-Free Framework
568 sitesOpen source
Fat-Free Framework (F3) is a lightweight PHP micro-framework that enables rapid development of dynamic web applications with built-in features like URL routing, caching, multilingual support, and database integration for high performance.
Frappe
554 sitesOpen source
Frappe is a full stack, batteries-included, web framework written in Python and Javascript.
Stencil
466 sitesOpen source
Stenciljs is an open-source web component compiler that enables developers to create reusable, interoperable UI components that can work across different frameworks and platforms.
Vaadin
414 sites
Vaadin is an open-source framework for building user interfaces and single-page applications using Java and TypeScript.
AdonisJS
401 sitesOpen source
AdonisJS is a Node.js web application framework that follows the MVC pattern, simplifying web development with features like ORM, authentication, and WebSockets.
ZK
335 sitesOpen source
ZK is a framework for building rich, interactive web applications using Java, providing a set of tools and components to create dynamic user interfaces.
Kohana
138 sites
Kohana is an open-source PHP web framework designed for building web applications, following the Model-View-Controller (MVC) architectural pattern.
Macaron
134 sites
Macaron is a high productive and modular web framework in Go.
Sapper
114 sites

Web2py
114 sites
ABP Framework
110 sitesOpen source
ABP Framework is a complete infrastructure to create modern web applications by following the best practices and conventions of software development.
Data from the open Wappalyzer database (enthec/webappanalyzer, GPL-3.0), updated every week. Site counts from the HTTP Archive (September 2026). Code tools (frameworks, build, ORMs…) come from a list kept by Faundr.