Ross ROSS = Recommend OSS · open-source software intelligence for agents

Open-source web-design software

1642 open-source libraries, tools and applications tagged web-design, ranked by how closely web-design is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.

1642 products, primary matches first, then adoption-weighted; health v2 shown.

ProductHealth v2StarsMaturity
KingSora/OverlayScrollbars
OverlayScrollbars is a JavaScript scrollbar plugin that hides native scrollbars and replaces them with custom styleable overlay scrollbars …
875227stable
joomla/joomla-cms
Joomla! is a free, open-source Content Management System (CMS) written in PHP for building websites and powerful online applications. It ru…
1005148stable
andybrewer/mvp
MVP.css is a minimalist classless CSS stylesheet that styles semantic HTML elements out of the box, with no class names or framework conven…
845128active
BingyanStudio/LapisCV
LapisCV is a Markdown-based resume template and theme that works inside VSCode, Typora, and Obsidian, letting users write resumes in Markdo…
605088active
negomi/react-burger-menu
A React component library providing an off-canvas sidebar (hamburger menu) with multiple animation effects using CSS transitions and SVG pa…
435083stable
satnaing/astro-paper
AstroPaper is a minimal, responsive, accessible and SEO-friendly blog theme built on the Astro static site generator with Tailwind CSS and …
915082active
xuexiangjys/XUI
XUI is a lightweight Android native UI framework written in Java that provides a comprehensive set of pre-styled UI components such as butt…
275080stable
saicaca/fuwari
Fuwari is a static blog template built with Astro and Tailwind CSS, featuring smooth animations, light/dark mode, and customizable theming.…
565038active
Simple.css
Simple.css is a lightweight, mostly classless CSS framework that makes semantic HTML look good out of the box. At around 10KB minified, it …
685020active
Animal Island UI
A React + TypeScript UI component library styled after Nintendo's Animal Crossing: New Horizons, with 35 accessible components and original…
825011active
unovue/inspira-ui
Inspira UI is a curated collection of beautifully designed, reusable Vue and Nuxt components inspired by Aceternity UI and Magic UI. Rather…
665010active
tholman/github-corners
A collection of modern SVG-based 'Fork me on GitHub' corner badges with hover animations, offered as copy-paste HTML/CSS snippets. It repla…
324998stable
react-native-linear-gradient/react-native-linear-gradient
A React Native component that renders linear gradient backgrounds with configurable colors, start/end points, and animation support. It is …
654956stable
surveyjs/survey-library
SurveyJS Form Library is a free, MIT-licensed JavaScript library for rendering dynamic, JSON-driven forms, surveys, quizzes, and multi-step…
934884stable
nostalgic-css/NES.css
NES.css is a CSS framework that styles web components in a NES/Famicom 8-bit retro aesthetic. It provides prebuilt styled components (butto…
2321835maintenance
style-dictionary/style-dictionary
Style Dictionary is a build system that takes design tokens defined once in JSON (including the DTCG W3C format) and exports them to platfo…
964841active
Mosaic Lite
A free, open-source landing page template built with React, Next.js, and Tailwind CSS, created by Cruip. It provides a professional, ready-…
444708active
Fusion
Alibaba Fusion Next (@alifd/next) is a configurable, enterprise-class React UI component library for building backend/admin systems. It int…
804680stable
puikinsh/Adminator-admin-dashboard
Adminator is a free, MIT-licensed admin dashboard template built with vanilla JavaScript, HTML, and a token-driven CSS-variable design syst…
934660active
vinceliuice/grub2-themes
A collection of modern-looking GRUB2 bootloader themes (Tela, Vimix, Stylish, WhiteSur) installed via a shell script or NixOS flake module.…
674641active
chiahsien/CHTCollectionViewWaterfallLayout
A UICollectionViewLayout subclass for iOS/tvOS that arranges collection view items in a Pinterest-like waterfall (masonry) layout. It mimic…
734606stable
seek-oss/playroom
Playroom is a zero-install, code-oriented design environment that lets teams design with JSX powered by their own React component library. …
974591active
iconoir-icons/iconoir
Iconoir is an open-source icon library with 1600+ free SVG icons designed on a 24x24 pixel grid, distributed via npm packages, CSS, fonts, …
924585active
DavidHDev/vue-bits
Vue Bits is an open-source collection of 90+ animated, interactive, and customizable Vue 3 UI components including text animations, backgro…
624568active
Tailwind CSS Forms
An official Tailwind CSS plugin that provides a basic reset for form element styles, making inputs, selects, textareas, and checkboxes easy…
614565active
sofish/typo.css
Typo.css is a Chinese web typography CSS library that combines a clean reset stylesheet with a `.typo` class for optimized Chinese reading …
594544active
NG-ALAIN
NG-ALAIN is an out-of-the-box admin panel front-end framework built on NG-ZORRO (Ant Design for Angular). It provides responsive layouts, i…
914533active
mdui
mdui is a Material Design 3 (Material You) UI component library built entirely with Web Components in TypeScript. It provides 30+ framework…
774524active
MrOtherGuy/firefox-csshacks
A collection of self-contained CSS stylesheets (userChrome.css/userContent.css hacks) for customizing the appearance of Mozilla Firefox. Us…
754519active
cruip/tailwind-landing-page-template
Simple Light is a free landing page template built on Tailwind CSS and fully coded in React / Next.js (a React + Vite version also exists).…
444513active
dempfi/ayu
ayu is a bright, handcrafted color theme for Sublime Text available in dark, mirage, and light variants. It includes both UI themes and col…
984419stable
EmergeTools/Pow
Pow is an open-source Swift package providing delightful SwiftUI transitions and change effects for iOS apps. It offers a collection of rea…
654414active
JimLiu/baoyu-design
A portable Agent Skill that packages Claude Design's UI design engine for local coding agents like Cursor, Claude Code, and Claude Desktop.…
794403active
dhg/Skeleton
Skeleton is a lightweight, responsive CSS boilerplate (~400 lines of vanilla CSS) that styles raw HTML elements and provides a 12-column fl…
2319351maintenance
tobiasahlin/SpinKit
SpinKit is a collection of simple loading spinners animated purely with CSS, using only transform and opacity animations for smooth, custom…
2319326maintenance
imskyleen/animate-ui
Animate UI is an open-source distribution of fully animated React components built with TypeScript, Tailwind CSS, Motion (Framer Motion), a…
444395active
oxalorg/sakura
Sakura is a minimal, classless CSS framework/theme that styles plain HTML without requiring any class names. You drop a single stylesheet i…
534386stable
pinterest/gestalt
Gestalt is Pinterest's open-source design system, providing a React component library with guidelines, tools, and resources for building ac…
784375active
hunvreus/basecoat
Basecoat is a Tailwind CSS component library that reimplements the shadcn/ui design system using semantic HTML, CSS, and a small amount of …
684370active
creativetimofficial/material-tailwind
Material Tailwind is an open-source components library combining Tailwind CSS utility classes with Material Design styling, available as @m…
664362active
hustcc/canvas-nest.js
A tiny (2 KB) JavaScript library that draws an interactive particle/nest network background on a website using HTML5 Canvas, with no jQuery…
284333stable
JFormDesigner/FlatLaf
FlatLaf is a modern, open-source, cross-platform Look and Feel library for Java Swing desktop applications with a clean, flat design. It sh…
864307stable
Manavarya09/design-extract
designlang is an open-source CLI (npx designlang <url>) that uses a Playwright-driven headless browser to reverse-engineer any website's de…
814275active
Sass
Sass is a mature CSS preprocessor language that extends CSS with variables, nested rules, mixins, functions, and selector inheritance, comp…
1004234stable
ashutosh1919/masterPortfolio
A customizable React-based portfolio website template for software developers. It provides prebuilt sections for skills, projects, experien…
574227active
shuding/react-wrap-balancer
A small React component that balances text wrapping in headings so lines have more even widths, avoiding single hanging words on the last l…
524211stable
dvtng/react-loading-skeleton
A React component library for creating animated loading skeleton placeholders that automatically adapt to your app's typography and layout.…
514210stable
prabhuignoto/react-chrono
React Chrono is a modern, feature-rich timeline component library for React applications, supporting vertical, horizontal, and tree layouts…
624203active
google/flexbox-layout
FlexboxLayout is an Android library that brings CSS Flexible Box Layout capabilities to Android views. It provides a ViewGroup and a Recycl…
1018288maintenance
papercss/papercss
PaperCSS is a lightweight, 'less formal' CSS framework with a hand-drawn paper aesthetic, written in SCSS and distributed as compiled CSS v…
344190active
vinceliuice/Orchis-theme
Orchis is a Material Design theme for GNOME/GTK-based desktop environments, built with SCSS and based on the materia-theme. It provides mul…
804111active
TDesign
TDesign is an open-source enterprise design system from Tencent with consistent UI component libraries implemented for Vue (2 and 3), React…
934077active
tholman/cursor-effects
A JavaScript library that recreates nostalgic 90s cursor effects (rainbow trails, fairy dust, emoji rain, ghost cursors, and more) using mo…
554065active
mirai-mamori/Sakurairo
Sakurairo is a feature-rich, colorful WordPress theme rebuilt from the Sakura theme, with AI-assisted reading features and multilingual sup…
784064active
new.css
new.css is a classless CSS framework (~4.8kb) that styles semantic HTML to look modern without requiring any classes or configuration. It i…
654049stable
prazzon/Flexbox-Labs
Flexbox Labs is a web-based visual tool for building CSS Flexbox layouts through an interactive playground with real-time preview. Users ca…
564044active
inkscape/inkscape
Inkscape is a free and open-source professional vector graphics editor that uses the W3C open standard SVG as its native format. It runs on…
324033stable
micku7zu/vanilla-tilt.js
A lightweight, dependency-free vanilla JavaScript library that adds smooth 3D tilt effects to DOM elements on hover or device orientation. …
234017stable
Airframe Dashboard
Airframe React is a free, MIT-licensed admin dashboard and analytics template built on React 16, Bootstrap 4, and reactstrap. It ships with…
353982active
Twind
Twind is a small runtime compiler that converts Tailwind-style utility classes into CSS in the browser, Node.js, Deno, or workers, with no …
663948stable
Mantine
Mantine UI is a collection of over 120 free, MIT-licensed responsive React components built on top of the Mantine library. It serves as a b…
763925active
sakofchit/system.css
System.css is a pure-CSS library for building web interfaces styled after Apple's classic System OS (1984-1991), based on System 6. It prov…
323894active
desandro/masonry
Masonry is a JavaScript library for cascading grid layouts, placing elements in optimal position based on available vertical space. It work…
2316696maintenance
dillonzq/LoveIt
LoveIt is a clean, elegant, and feature-rich blog theme for the Hugo static site generator. It offers dark mode, multilingual support, clie…
733871active
wagerfield/parallax
Parallax.js is a lightweight JavaScript library that creates parallax depth effects by reacting to a smart device's gyroscope orientation, …
2316576maintenance
rikschennink/fitty
Fitty is a tiny dependency-free JavaScript library that automatically scales font size up or down so text fits perfectly within its parent …
293852stable
jekyll/minima
Minima is the default, one-size-fits-all Jekyll theme designed for writers, providing ready-made layouts for home pages, posts, and static …
533837active
React95/React95
React95 is a React component library that recreates the Windows 95 UI aesthetic with modern React components. It includes packages for core…
953836active
mashirozx/sakura
Sakura is a feature-rich WordPress theme inspired by the anime 'The Pet Girl of Sakurasou', offering a polished blog experience with random…
233825active
daltonmenezes/aura-theme
Aura is a dark color theme distributed for many apps and editors, including VS Code, Neovim, Sublime Text, iTerm2, Slack, and Hyper. It als…
453823active
nickbutcher/plaid
Plaid is an Android app that aggregates design news and inspiration from sources like Dribbble and Product Hunt while showcasing Material D…
3216174maintenance
Fomantic-UI
Fomantic-UI is the official community fork of Semantic-UI, a CSS and JavaScript framework for building responsive websites with human-frien…
673770active
stisla/stisla
Stisla is a CSS component library built on a fixed set of design tokens, with components styled via BEM classes and customizable through CS…
873764active
Vuestic UI
Vuestic UI is an MIT-licensed, open-source Vue 3 UI framework offering 60+ accessible, configurable components with dark theme, i18n, and g…
563748active
rammcodes/Dopefolio
Dopefolio is an open-source multipage portfolio website template for developers built with plain HTML, CSS, JavaScript, and SASS. It is ful…
323747stable
lihangleo2/ShadowLayout
An Android layout library that wraps any view to provide fully customizable shadows (color, offset, blur, corner radius, per-side hiding) a…
643736active
BNDong/Cnblogs-Theme-SimpleMemory
A beautification extension plugin for the Cnblogs (Blog Park) SimpleMemory blog theme, written primarily in CSS and JavaScript. It offers o…
523711active
kepano/flexoki
Flexoki is an open-source, high-contrast color scheme for prose and code, inspired by analog printing inks and warm paper shades. It provid…
473706stable
Salesforce Lightning Design System
Salesforce Lightning Design System (SLDS) is the CSS framework and markup guidelines for building UIs with the Salesforce Lightning look an…
103702active
jakubkrehel/make-interfaces-feel-better
An installable agent skill packaged as a Markdown instruction file that teaches AI coding agents the small interface details that make UIs …
573699active
CodeByZach/pace
Pace is a small JavaScript and CSS library that automatically adds a page load progress bar to any website. It monitors ajax requests, even…
2315593maintenance
adrianhajdin/portfolio
A modern, minimal developer portfolio website built with Next.js, Three.js, Framer Motion, and Tailwind CSS, featuring 3D elements, a bento…
253663active
WinUI
An interactive companion app from Microsoft demonstrating all WinUI 3 controls and Fluent Design styles for building modern Windows apps. E…
833662active
vercel/geist-font
Geist is a font family by Vercel comprising Geist Sans, Geist Mono, and Geist Pixel typefaces, distributed as installable fonts and an npm …
773635active
ui-layouts/uilayouts
An open-source React component library offering animated UI components, effects, and ready-to-use page blocks built on Tailwind CSS, Framer…
653631active
emilbaehr/automatic-app-landing-page
A Jekyll theme that automatically generates and deploys a landing page website for iOS mobile apps on GitHub Pages. Users configure everyth…
743630stable
Dembrandt
Dembrandt is an open-source Node.js CLI that extracts a website's design system—colors, typography, spacing, borders, shadows, motion, comp…
803624active
nolimits4web/atropos
Atropos is a lightweight, zero-dependency JavaScript library for creating touch-friendly 3D parallax hover effects. It is available for pla…
573604stable
tommybuonomo/dotsindicator
An Android library that renders animated dots indicators for ViewPagers and Jetpack Compose pagers. It supports four indicator styles (Shif…
743603stable
designmodo/Flat-UI
Flat UI Free is a flat-design theme and component framework built on top of Bootstrap 3, distributed as compiled CSS/JS, LESS/SCSS sources,…
3315263maintenance
MarsX-dev/floatui
Float UI is a free, open-source collection of beautifully designed, responsive UI components and website templates built with React (and Vu…
333594active
omgovich/react-colorful
react-colorful is a tiny (~3 KB gzipped) color picker component for React and Preact applications. It is dependency-free, tree-shakeable, w…
873556stable
HamishMW/portfolio
A personal portfolio website built with Remix, React, Three.js, and Framer Motion, featuring 3D animated backgrounds and a cyberpunk-inspir…
323551active
liangjingkanji/DrakeTyporaTheme
A collection of twelve flat, elegant CSS themes for the Typora Markdown editor, including Material, Google, JetBrains, Vue, Juejin, Purple,…
233550active
system-fonts/modern-font-stacks
A collection of copy-paste CSS font-family stacks that use pre-installed system fonts, organized by typeface classification (System UI, Hum…
613529active
AMP
AMP (AMPHTML) is an open-source web component framework for building fast, user-first websites, Web Stories, ads, and interactive emails us…
9614905maintenance
Shubham0812/SwiftUI-Animations
A curated collection of 25+ custom SwiftUI animations and Metal shaders, including loaders, toggles, and interactive UI components for iOS …
723525active
probberechts/hexo-theme-cactus
Cactus is a responsive, clean and simple theme for the Hexo static site generator, designed for personal websites and blogs. It offers mult…
323516stable
nana-4/materia-theme
Materia is a Material Design theme for GNOME/GTK-based desktop environments, supporting GTK 2/3/4, GNOME Shell, and other desktops like Xfc…
533511active
Renovamen/playground-macos
A personal portfolio website that simulates the macOS desktop GUI in the browser, built with React, Zustand, UnoCSS, TypeScript, and Vite. …
323502active

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