Elgg is a highly customizable web framework and CMS for building social apps with PHP and MySQL

The API & Real-time Application Framework

Meteor.js is an open source platform for building Web, Mobile, and Desktop applications.

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Fast and low overhead web framework, for Node.js

Pyramid is a lightweight Python web framework aimed at taking small web apps into big web apps. This site provides an easy entry point into Pyramid.

Hyas is an all-in-one web framework designed for speed and security. Build the website you want with integrations, and deploy everywhere, all powered by Hugo and npm.

Bulma is a free, open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.

Hono is a small, simple, and ultrafast web framework for the Edges. It works on Cloudflare Workers, Fastly Compute@Edge, Deno, Bun, Vercel, Netlify, Lagon, AWS Lambda, Lambda@Edge, and Node.js. Fast, but not only fast.

Build full featured iOS, Android & Desktop apps

A Fast and Easy to use microframework for the web.

Mako is a lightweight and easy to use PHP framework.

Phoenix is a web framework for the Elixir programming language that gives you peace of mind from development to production

The PHP Testing Framework

A framework for building modern static websites.

The minimal, fast, and secure web framework for Python

Plasmic is a visual, no-code page builder and CMS for any website or codebase. Use your existing code components. Empower the whole team to ship incredibly fast.

Build faster and scale further with the programmable open source GraphQL API back-end for structured content projects.

Rocket is a web framework for the Rust programming language that makes it simple to write fast web applications without sacrificing flexibility or type safety.

Create fast **and** beautiful websites with Silex, free open source web design tool for makers.

A full-stack framework for Laravel that takes the pain out of building dynamic UIs.

Hexo is a fast, simple & powerful blog framework powered by Node.js.

Gatsby provides development teams an open source frontend framework for creating rich, optimized websites and a cloud platform for delivering them on a blazing fast edge network.

Documentation for the Tailwind CSS framework.

Eleventy is a simpler static site generator.

Symfony is a set of reusable PHP components and a PHP framework to build web applications, APIs, microservices and web services.