Responsive

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

A utility-first CSS framework for rapid UI development.

A fancy self-hosted monitoring tool

AdminLTE - Free admin dashboard template based on Bootstrap 5

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

Multi-harness agentic plugin marketplace for Claude Code, Codex CLI, Cursor, OpenCode, GitHub Copilot, and Gemini CLI

A modified web browser that helps in responsive web development. A web developer's must have dev-tool.

A set of small, responsive CSS modules that you can use in every web project.

A fancy, easy-to-use and reactive self-hosted docker compose.yaml stack-oriented manager

A draggable and resizable grid layout with responsive breakpoints, for React.

MJML: the only framework that makes responsive-email easy

✨ A beautiful, responsive, highly customizable and accessible (WAI-ARIA) replacement for JavaScript's popup boxes. Zero dependencies. 🇺🇦🇪🇺

A beautiful, simple, clean, and responsive Jekyll theme for academics

A fast, clean, responsive Hugo theme.

Simple responsive charts

Knockout makes it easier to create rich, responsive UIs with JavaScript

A minimal, responsive, and feature-rich Jekyll theme for technical writing.

A modern, high customizable, responsive Jekyll theme for documentation with built-in search.

a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package

The Most Complete React UI Component Library

LazyLoad is a lightweight, flexible script that speeds up your website by deferring the loading of your below-the-fold images, backgrounds, videos, iframes and scripts to when they will enter the viewport. Written in plain "vanilla" JavaScript, it leverages IntersectionObserver, supports responsive images and enables native lazy loading.

Quickly create responsive HTML emails that work on any device and client. Even Outlook.

A customizable, modular, responsive, lightbox gallery plugin.

💬 ‎ Modern, responsive, cross-platform, self-hosted web IRC client

🦀 event stream processing for developers to collect and transform data in motion to power responsive data intensive applications.

Generate responsive pages and apps on HTML, Tailwind, Flutter and SwiftUI.