Alternatives to Simplecss.org

Discover websites similar to Simplecss.org based on shared categories, topics, and features.

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Alternatives with .org Domain Extension

element-plus.org favicon

Build Vue 3 apps with ready-made UI components

66%

Element Plus offers a collection of ready-to-use UI components for Vue 3, helping designers and developers build modern web apps more easily.

htmx.org favicon

Add interactivity to HTML with simple attributes

66%

htmx lets you build modern web interfaces by adding AJAX, WebSockets, and more directly in HTML, all without extra dependencies or heavy frameworks.

nextjs.org favicon

Build fast React apps with full-stack features

64%

Next.js is a full-stack web framework for building fast, scalable React applications, offering features like server-side rendering and easy routing.

qooxdoo.org favicon

Build SPAs without writing CSS or HTML

60%

Qooxdoo is a universal JavaScript framework for building rich, cross-platform single-page applications without needing CSS or HTML coding.

vuejs.org favicon

Build dynamic web apps with an easy-to-learn framework

56%

Vue.js is a progressive JavaScript framework for building user interfaces and single-page applications, offering guides, docs, and a vibrant developer community.

bestvpn.org favicon

Try interactive HTML5 demos and learn about VPNs

53%

Explore hands-on HTML5 demos and experiments, plus get detailed info on VPN services to help protect your online privacy and security.

glade.gnome.org favicon

Design GTK interfaces visually and easily

49%

Design and build user interfaces for GTK and GNOME apps quickly with Glade, a simple tool for creating desktop UI layouts without coding.

popper.js.org favicon

Effortlessly position tooltips and popovers

47%

Popper helps you easily position tooltips and popovers in your web apps, making interface elements look great and work smoothly.

select2.org favicon

Enhance forms with searchable select boxes

44%

Select2 offers a customizable, searchable select box for web forms, supporting tagging, remote data, and infinite scrolling with easy integration.

storybook.js.org favicon

Build and test UI components in isolation

43%

Storybook lets you build, test, and document UI components in isolation. It's an open-source tool for frontend teams to streamline development and collaboration.

get.webgl.org favicon

Test your browser's WebGL support instantly

39%

Check if your browser supports WebGL and get troubleshooting help for enabling 3D graphics right in your browser.

requirejs.org favicon

Load JavaScript modules efficiently

39%

RequireJS is a JavaScript module loader that helps you manage dependencies and optimize code loading for faster, more organized web development.

mathjax.org favicon

Render math formulas in any browser easily

37%

MathJax lets you display beautiful math formulas on any browser using JavaScript—no special setup needed. Make math accessible and easy to read online.

chartjs.org favicon

Add interactive charts to your website easily

37%

Chart.js is a free JavaScript library that lets you add simple, flexible charts to your website with easy setup and customization options.

visjs.org favicon

Build interactive visualizations in your browser

37%

vis.js is a browser-based visualization library for creating interactive timelines, graphs, and networks with large, dynamic datasets.

paperjs.org favicon

Create vector graphics with JavaScript in your browser

37%

Paper.js is an open-source JavaScript framework for creating vector graphics and interactive drawings right in your web browser.

open-ui.org favicon

Style and extend native web UI components

35%

Open UI is a W3C community group helping web developers style and extend built-in web UI components like dropdowns, checkboxes, and pickers.

parsleyjs.org favicon

Add easy form validation to your website

35%

Parsley is a JavaScript library that helps you easily add powerful form validation to your website, making sure users enter information correctly.

fullscreen.spec.whatwg.org favicon

Official guide to the Fullscreen API for web developers

34%

Defines the Fullscreen API standard for web elements, offering detailed documentation and guidance for developers on fullscreen capabilities in browsers.

drafts.css-houdini.org favicon

Preview and learn about CSS Houdini drafts

34%

Explore draft specifications and documentation for CSS Houdini, helping developers understand and experiment with new web styling features.

Top Simplecss.org Alternatives (Matching Language)

get.foundation favicon

Quickly build responsive websites with ready tools

78%

Foundation is a responsive front-end framework offering HTML, CSS, and JavaScript tools to quickly prototype, build, and customize modern websites.

tailwindcss.com favicon

Build modern sites fast with utility-first CSS

77%

Tailwind CSS lets you build modern, responsive websites quickly using utility-first classes, all without leaving your HTML. Easy to customize and use.

getuikit.com favicon

Build sleek web interfaces with ease

76%

UIkit is a lightweight, modular web framework that helps you quickly build fast and stylish user interfaces for websites and web apps.

lit.dev favicon

Build fast web components easily

76%

Lit.dev helps you build fast, simple web components with modern features. Explore documentation, examples, and a supportive developer community.

bulma.io favicon

Build responsive sites with easy CSS components

73%

Bulma is a free, open source CSS framework that helps you build responsive web interfaces easily with ready-to-use components and modern design.

getbem.com favicon

Master reusable frontend components with BEM

70%

Learn how to structure CSS and HTML using the BEM methodology for reusable components and easier code sharing in frontend development.

sass-lang.com favicon

Write smarter, more organized CSS with Sass

66%

Sass is a CSS extension language that lets you write cleaner, more powerful stylesheets for websites. It helps you organize and simplify your CSS code.

modernizr.com favicon

Detect browser features instantly for better UX

66%

Modernizr helps you detect HTML5 and CSS3 features in users’ browsers so you can build websites that work smoothly across different devices and browsers.

modelviewer.dev favicon

Easily add interactive 3D models to your site

63%

Show and interact with 3D models on your website or in AR, using a simple web tool that works across modern browsers. No coding expertise needed.

fomantic-ui.com favicon

Build stylish sites with human-friendly HTML

63%

Fomantic-UI is a community-driven web framework and UI library that helps you build beautiful, responsive websites with easy-to-use HTML and theming.

svelte.dev favicon

Build web apps with simple, fast code

60%

Svelte is a modern web framework that lets you build fast, interactive user interfaces using simple HTML, CSS, and JavaScript—no extra setup required.

preactjs.com favicon

Build fast apps with a tiny React-like library

60%

Preact is a fast, lightweight JavaScript web framework that offers a React-like API, helping you build modern user interfaces with minimal code.

alpinejs.dev favicon

Add interactivity to HTML with one script tag

60%

Alpine.js lets you add interactive features to your website right in your HTML, offering a simple, modern way to build dynamic web pages.

amp.dev favicon

Build fast, user-first websites with AMP components

58%

AMP is a web framework that helps you build fast, user-friendly websites, stories, ads, and emails with easy-to-use web components and helpful guides.

react.dev favicon

Build fast, interactive UIs with components

58%

React is a JavaScript library for building user interfaces with reusable components, helping you create dynamic web and native apps easily.

gatsbyjs.com favicon

Build blazing-fast sites with React

58%

Gatsby is a React-based open source framework for building fast, scalable, and secure websites with modern tools and easy deployment options.

leaningtech.com favicon

Run legacy apps in your browser with WebAssembly

58%

Leaning Technologies offers tools and expertise to run complex software and legacy apps in your browser using WebAssembly, supporting multiple languages.

stenciljs.com favicon

Build reusable web components easily

58%

Stencil is a tool for building reusable web components and design systems, helping developers create fast, customizable web apps with ease.

websharper.com favicon

Build functional web apps for .NET easily

58%

WebSharper is a functional, reactive web framework for .NET that helps you build modern web apps in F# or C# with powerful UI and type-safe templates.

vaadin.com favicon

Build web apps in Java—no JavaScript needed

55%

Vaadin lets you build modern web apps in Java with ready-to-use UI components, backend integration, and no need for JavaScript or HTML coding.

More Simplecss.org Alternatives

basscss.com favicon

Build fast, scalable UIs with simple CSS classes

85%

Basscss is a low-level CSS toolkit that helps you build fast, scalable, and readable user interfaces with simple, human-friendly class names.

brython.info favicon

Run Python code in your browser

77%

Brython lets you write and run Python code directly in your web browser, making it easy to use Python for creating interactive web pages.

partytown.qwik.dev favicon

Speed up your site by offloading scripts

72%

Partytown is a JavaScript library that moves third-party scripts to web workers, helping your website run faster by freeing up the main thread.

html5boilerplate.com favicon

Jumpstart web apps with a proven front-end template

71%

HTML5 Boilerplate offers a ready-to-use front-end template to help you quickly build fast, robust, and adaptable web apps or sites with modern best practices.

jqwidgets.com favicon

Build apps with ready-to-use UI components

66%

Create responsive web and mobile apps with customizable HTML5 UI components for Angular, React, Vue, and JavaScript—works on any browser or device.

createjs.com favicon

Build interactive HTML5 content with JavaScript

64%

CreateJS offers a set of JavaScript libraries and tools for building interactive HTML5 content, animations, and games directly in the browser.

modpagespeed.com favicon

Speed up your site with automatic optimization

63%

PageSpeed Modules offers open-source tools to automatically optimize website speed and performance for Apache and NGINX servers.

sencha.com favicon

Create robust web apps with advanced UI components

63%

Build complex, data-rich web and mobile apps with Sencha’s enterprise-grade JavaScript and Java UI frameworks, featuring powerful UI components and grids.

quasar.dev favicon

Build web, mobile, and desktop apps with one codebase

60%

Quasar Framework helps you build responsive websites and apps with Vue.js, offering tools to create web, mobile, and desktop apps from one codebase.

jquerymobile.com favicon

Build mobile-friendly web apps easily

60%

jQuery Mobile is a touch-optimized web framework that helps you create responsive, mobile-friendly websites and apps using HTML, CSS, and JavaScript.

vanilla-js.com favicon

Build fast websites with zero extra libraries

60%

Vanilla JS offers a lightweight web framework that helps you build intuitive, efficient websites without extra libraries or unnecessary complexity.

knockoutjs.com favicon

Build dynamic JavaScript UIs with MVVM

58%

Knockout.js helps you build dynamic JavaScript user interfaces using the MVVM pattern, with clear documentation, tutorials, and live examples.

generic.tools favicon

Free web design tools with no attribution needed

55%

Access free, ready-to-use web design tools and resources for personal or commercial projects—no attribution needed.

cubic-bezier.com favicon

Visualize and tweak CSS cubic-bezier curves

54%

Preview, compare, and customize cubic-bezier curves for CSS animations. Easily adjust, copy, and export timing functions for your web projects.

animate.style favicon

Add animations to your site with one line of code

53%

Animate.css offers a collection of easy-to-use CSS animations you can add to websites and apps for extra flair, emphasis, or attention-grabbing effects.

sweetalert2.github.io favicon

Create stunning popups for your website

53%

SweetAlert2 offers customizable, accessible popup boxes for JavaScript, making it easy to create beautiful alerts and dialogs for your web projects.

splidejs.com favicon

Create accessible sliders with zero dependencies

53%

Splide offers a lightweight, flexible slider and carousel tool for websites, focusing on accessibility and zero dependencies. Written in TypeScript.

feimosi.github.io favicon

Try interactive React UI components instantly

51%

Explore open-source React UI components and tools to speed up your web development, complete with live demos and clear documentation.

figma.com favicon

Design and prototype together in real time

50%

Figma lets you design, prototype, and collaborate on user interfaces in real time—all in one platform, with tools for teams and easy sharing.

photoswipe.com favicon

Add a responsive image gallery to any website

49%

PhotoSwipe offers a responsive, open-source JavaScript image gallery and lightbox for easy integration into websites, with updated docs and examples.