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
drcmda/react-springy-parallax
A springy, composable parallax scrolling library for React, supporting layered page offsets, custom easing effects, and horizontal scrollin…
321303abandoned
nathansmith/formalize
Formalize is a CSS framework (with small JS helpers for multiple libraries like jQuery, Dojo, MooTools, Prototype, YUI, and ExtJS) that nor…
321294abandoned
cloudflare/cf-ui
cf-ui is a collection of over 50 React-based UI component packages used to build interfaces at Cloudflare, styled with CSS-in-JS via Fela. …
101291abandoned
ubuwaits/css3-buttons
A collection of CSS3 button styles implemented in Sass with the Bourbon library, demonstrating advanced CSS techniques with minimal markup.…
101290abandoned
oswaldoacauan/ghostium
Ghostium is a Ghost blog theme inspired by Medium's design and UX, focused on content-first reading. It is a Handlebars-based theme with re…
321264abandoned
developer-shivam/Crescento
Crescento is an Android UI library providing custom views (CrescentoImageView and CrescentoContainer) that add a curved bottom edge to imag…
321263abandoned
marcbouchenoire/sketch-constraints
A Sketch plugin that adds constraint-based layout to Sketch, letting designers pin layers relative to their parent group or artboard and up…
101256abandoned
marmelab/universal.css
A satirical CSS framework that generates class names for every possible CSS rule (e.g. .border-top-style-dotted), marketed as 'the only CSS…
321255abandoned
cute/SketchI18N
A Sketch.app plugin that translates the Sketch user interface into multiple languages, including Chinese Simplified/Traditional, German, Ja…
101245abandoned
artursapek/mondrian
Mondrian is a web-based vector graphics editor for creating, editing, and exporting simple SVG files, written in CoffeeScript. It offers pe…
101236abandoned
txusballesteros/welcome-coordinator
An Android library for building welcome/onboarding wizards and multi-step form flows with swipeable pages and custom scroll-linked behavior…
321223abandoned
robertwijas/UISS
UISS is an iOS library that lets developers define UIKit app styling via JSON stylesheets built on top of UIAppearance proxies. It supports…
101221abandoned
select-css
A small CSS library by Filament Group that provides cross-browser, consistent styling for HTML select elements. It normalizes appearance ac…
101218abandoned
Briefs
Briefs is an Objective-C toolkit and companion iPhone app for building interactive, tappable wireframes and app prototypes that run directl…
321214abandoned
vicpenap/PrettyKit
PrettyKit is an Objective-C library of UIKit subclasses and widgets for iOS that enables deeper visual customization of standard UI element…
321211abandoned
DrewDahlman/Mason
Mason.js is a jQuery plugin that arranges elements into a perfectly filled grid, eliminating the gaps left by masonry-style layouts. It sup…
101211abandoned
joshuagatcke/HTML-KickStart
HTML KickStart is an ultra-lean set of HTML5, CSS, and jQuery files, layouts, and UI elements for rapidly building website layouts. It prov…
101209abandoned
ManuelPeinado/GlassActionBar
An Android library that applies a glass-like blur effect to the action bar, supporting the stock action bar, ActionBarCompat, and ActionBar…
231204abandoned
githubwing/ByeBurger
ByeBurger is an Android behavior library that makes title bars, bottom navigation views, and floating buttons hide on scroll and reappear w…
231201abandoned
codrops/SeatPreview
An experimental Codrops demo showing a 3D perspective preview of a selected cinema seat, built with HTML, CSS 3D transforms, and JavaScript…
321186abandoned
posva/vue-mdc
A Vue.js 2 wrapper library adapting Google's Material Components web into reusable Vue components, with SSR support. It is no longer active…
101181abandoned
mrjasonweaver/flexnav
FlexNav is a jQuery plugin for building responsive, multi-level site navigation menus with dropdowns. It uses media queries and touch event…
231168abandoned
PatternFly
PatternFly 3 is an HTML, CSS, and jQuery reference implementation of the PatternFly design system, built as a skinned and extended version …
101137abandoned
stephband/jparallax
A jQuery plugin that turns DOM nodes into absolutely positioned layers that move at different rates in response to mouse movement, creating…
321133abandoned
jonikorpi/Frameless
Frameless is a CSS grid system for fixed-column, adaptive responsive layouts, offering an alternative to fluid grids. It ships as LESS and …
101119abandoned
dowjones/intentionjs
Intention.js is a lightweight JavaScript library from Dow Jones that manipulates the DOM via HTML attributes to handle responsive design on…
321115abandoned
nathanford/type.js
Type.js is a JavaScript library that adds new typographic CSS properties like kerning-pairs, rag-adjust, widow-adjust, and min/max font-siz…
321113abandoned
iwasrobbed/RPFloatingPlaceholders
Objective-C subclasses of UITextField and UITextView whose placeholders animate into floating labels when the user enters text. It was used…
321113abandoned
FremyCompany/css-grid-polyfill
A JavaScript polyfill that implements the CSS Grid Layout specification in browsers lacking native support, including IE 9+. It parses styl…
321106abandoned
mastastealth/sass-flex-mixin
A set of Sass mixins for cross-browser Flexbox support, emitting fallback old syntax for IE10 and mobile WebKit plus the final standards sy…
231106abandoned
hitherejoe/Bourbon
Bourbon is an open-source Dribbble client for Android, built for mobile, tablet, Wear, and TV form factors. It serves as an experiment demo…
321103abandoned
mrmrs/fluidity
An extremely small responsive CSS framework (247 minified bytes) that patches the remaining responsiveness gaps in plain HTML. It includes …
231095abandoned
sahildave/Search-View-Layout
An Android library implementing the Material Design expanding search bar seen in the Lollipop Dialer and Google Maps. It provides a collaps…
321092abandoned
w446108264/XhsWelcomeAnim
A demo Android application replicating the Xiaohongshu (Little Red Book) welcome/onboarding screen with parallax animation effects, written…
321091abandoned
atef-najar/react-native-shop-ui
A React Native UI template for a clothes shopping app built with Native Base components, including pages for home, shop, product, cart, wis…
321083abandoned
Victa/curtain.js
Curtain.js is a jQuery plugin that creates web pages with multiple fixed panels that unroll like a rising curtain as the user scrolls. It s…
321072abandoned
lab2023/hierapolis
Hierapolis is a flat-style admin dashboard theme built on Twitter Bootstrap 3 with Sass and Compass, developed using Middleman. It provides…
321066abandoned
indragiek/INAppStoreWindow
INAppStoreWindow is an Objective-C NSWindow subclass for macOS that provides a highly customizable title bar and traffic light buttons, ori…
321060abandoned
Treesaver/treesaver
Treesaver is a JavaScript framework for creating magazine-style, column- and page-based layouts using standards-compliant HTML and CSS. It …
321057abandoned
Indamix/real-shadow
A small JavaScript module that casts photorealistic CSS box-shadow and text-shadow effects on any DOM element, optionally following the mou…
321056abandoned
titon/toolkit
Titon Toolkit is a collection of user interface components built on React, following the presentational component paradigm. It provides reu…
101056abandoned
kippt/jekyll-incorporated
Jekyll Incorporated is a modern Jekyll-based blog theme designed for company, product, and team blogs. It ships with configuration, styling…
101048abandoned
zirouan/NavigationDrawer-MaterialDesign
An Android library that implements a Material Design navigation drawer, letting activities extend a NavigationLiveo base class for quick se…
321045abandoned
ddwht/sketch-dynamic-button
A Sketch.app plugin that creates buttons with fixed paddings regardless of the text they contain. Users type padding values in a text layer…
321034abandoned
Enclavely/tailor
Tailor is a free WordPress page builder plugin that provides true drag-and-drop layout creation with rows, nested columns, templates, and a…
231034abandoned
z56402344/BaseAnimation
An Android demo application collecting nearly 200 animation examples and custom controls with full source code, including splash screens, L…
321030abandoned
maqetta/maqetta
Maqetta is a browser-based WYSIWYG authoring tool for designing HTML5 desktop and mobile user interfaces via drag-and-drop assembly. It inc…
231025abandoned
bootcards/bootcards
Bootcards is a cards-based UI framework built on top of Bootstrap, providing a native look on Android, iOS, and desktop with dual-pane supp…
101018abandoned
codrops/ModalWindowEffects
A collection of experimental modal window appearance effects built with CSS transitions and animations, published as demo code by Codrops. …
321013abandoned
CSSX
CSSX is a set of tools (transpiler, client-side library, CLI, and bundler plugins) for writing vanilla CSS inside JavaScript, generating re…
321000abandoned
nexu-io/open-design
OpenDesign is an open‑source, local‑first desktop application that turns AI coding agents into a full design engine. It lets you describe a…
82101968active
drawDB
drawDB is a free, browser-based database entity relationship diagram (ERD) editor with SQL generation and import/export. It supports multip…
7439908active
GSAP
GSAP (GreenSock Animation Platform) is a framework-agnostic JavaScript animation library for animating CSS, SVG, canvas, WebGL, and generic…
6329227stable
Pug
Pug is a high-performance, feature-rich template engine for Node.js and browsers, heavily influenced by Haml, that compiles indentation-bas…
7221838stable
Less
Less.js is the official JavaScript compiler for Less, a backwards-compatible dynamic stylesheet language that extends CSS with variables, m…
9317018stable
mui/base-ui
Base UI is an unstyled React component library for building accessible user interfaces and design systems, created by the makers of Radix, …
9311162active
microsoft/fluentui-system-icons
A collection of Microsoft's Fluent System Icons distributed as SVG assets and native packages for Android, iOS/macOS, and Flutter. It provi…
7710912active
Acly/krita-ai-diffusion
A Krita plugin providing a streamlined interface for AI image generation, inpainting, and outpainting within the Krita painting application…
9210668active
critical
A Node.js tool that extracts above-the-fold (critical-path) CSS from HTML pages, inlines it into the document head, and asynchronously load…
8810287active
Chirpy Jekyll Theme
Chirpy is a minimal, responsive, and feature-rich Jekyll theme designed for technical writing and personal blogs. It ships as a Ruby gem wi…
8710287stable
qrohlf/trianglify
Trianglify is a JavaScript library that algorithmically generates colorful low-poly triangle mesh patterns, output as SVG images, canvas el…
3810085stable
HyDE
HyDE is a shell-based theming and configuration framework that turns Hyprland-based Linux systems into a fully customized, aesthetic deskto…
879673active
huntabyte/shadcn-svelte
A community-led Svelte port of shadcn/ui providing accessible, customizable UI components that you copy into your app via a CLI, built on b…
979190active
CoreBunch/Instatic
Instatic is a self-hosted, MIT-licensed visual CMS that combines a canvas page editor, content engine, media, auth, forms, and plugin syste…
788915active
Builder.io
Builder.io is a visual development platform whose open-source repo contains SDKs, examples, starters, and plugins for integrating a drag-an…
948862active
Nutlope/logocreator
An open-source AI logo generator web app that creates brand-ready logos using FLUX models on Together AI, with logo editing, style presets,…
628771active
Grommet
Grommet is a React-based UI framework and design system that packages accessible, modular, responsive, and themeable components for buildin…
948351stable
ikuaitu/vue-fabric-editor
An open-source web-based image and graphic editor built on fabric.js and Vue 3 with a plugin-based architecture. It supports custom fonts, …
617995active
zsviczian/obsidian-excalidraw-plugin
An Obsidian plugin that integrates the Excalidraw sketching and diagramming tool into Obsidian vaults. It lets users create, edit, store, a…
937678active
antfu-collective/icones
Icônes is a web-based icon explorer that provides instant fuzzy searching across all Iconify icon collections, entirely client-side. It let…
737463active
plasmicapp/plasmic
Plasmic is an open-source visual builder for the web that lets teams design and build React apps, websites, and content via drag-and-drop, …
777121active
unovue/reka-ui
Reka UI (formerly Radix Vue) is an open-source, unstyled, headless UI component library for Vue, porting Radix UI primitives. It provides 4…
966867active
MengTo/threeui
ThreeUI Community is an open-source catalog of React components built with Three.js, WebGL, and shaders, featuring live interactive rendere…
546766active
css-doodle
css-doodle is a web component for drawing generative patterns and visual art with CSS. It generates a grid of cells styled by CSS rules wit…
1006067active
AidLux (AidLearning)
AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling…
635812active
s1dashu/ip-as-logo-skill
A compact Agent Skill that guides AI agents to generate highly simplified, rounded, subtly neo-skeuomorphic IP mascot logos. It follows the…
545575active
vuejs/vuepress
VuePress is a minimalistic Vue-powered static site generator that renders markdown-centered projects into pre-rendered static HTML pages th…
2322727maintenance
DavidHDev/canvas-ui
An open-source, framework-agnostic library of creative UI components drawn on canvas, where real HTML is rendered inside a canvas element w…
574788active
cloudflare/kumo
Kumo is Cloudflare's open-source React component library providing accessible, design-system-compliant UI components built on Base UI. It s…
824021active
concrete-utopia/utopia
Utopia is an integrated design and development environment for React where React code is the source of truth and components can be edited i…
393786active
airbnb/react-sketchapp
A React renderer that renders React components directly into Sketch documents, built by Airbnb for managing design system assets in code. I…
4214857maintenance
pctrade/end4-pC
A personal fork of end-4's illogical-impulse (dots-hyprland) desktop shell, written in QML for Quickshell on Hyprland. It provides a Materi…
603482active
paper-design/shaders
Paper Shaders is a collection of zero-dependency HTML canvas/WebGL shader components for websites, available as vanilla JS and React npm pa…
663475active
threlte/threlte
Threlte is a declarative, type-safe 3D framework for Svelte that wraps Three.js with reactive components. It ships as modular packages incl…
933340active
tmcw/big
Big is a tiny (~16kb) HTML-based presentation system where slides are simple div elements and text is automatically sized to fit the screen…
423318active
PyroCMS
PyroCMS is a modular, open-source content management system and development platform built on the Laravel PHP framework. It provides a resp…
663175active
Studio Admin Dashboard Template
A modern admin dashboard template built with Next.js 16, TypeScript, Tailwind CSS v4, and Shadcn UI. It ships with multiple prebuilt dashbo…
683126active
Licoy/wordpress-theme-puock
Puock is a high-quality, responsive WordPress theme written in PHP with light/dark mode, no-refresh (pjax) loading, and many built-in featu…
972974active
rtivital/omatsuri
Omatsuri is a progressive web application bundling 12 open-source frontend-focused tools such as CSS generators, SVG compression/conversion…
502972active
Mosaic Lite
Mosaic Lite is a free, responsive admin dashboard template built with Tailwind CSS and fully coded in React, bootstrapped with Vite. It shi…
232853active
VuePress
VuePress is a Vue-powered static site generator with a markdown-centered project structure that pre-renders static HTML and runs as an SPA …
852835active
muxinc/media-chrome
Media Chrome is a collection of framework-agnostic web components (custom elements) for building fully customizable audio and video player …
882748active
vuestorefront/storefront-ui
Storefront UI is an open-source, framework-agnostic UI component library and design system for React and Vue.js, built specifically for eCo…
962745active
lobehub/lobe-icons
Lobe Icons is a collection of AI and LLM brand logos and icons (OpenAI, Claude, Gemini, etc.) packaged as React and React Native components…
892622active
ruucm/shadergradient
ShaderGradient is a React library built on Three.js and react-three-fiber that renders customizable, animated 3D moving gradients. It also …
752586active
javierbyte/img2css
A web tool that converts any image into pure CSS, recreating it as a matrix of box-shadows on a single pixel div or as a base64-embedded im…
642499active
dsphper/lanhu-mcp
A Model Context Protocol (MCP) server that integrates the Lanhu design collaboration platform with AI coding assistants like Cursor, Claude…
812458active
amaancoderx/npxskillui
SkillUI is a Node.js CLI that crawls websites, git repos, or local codebases and extracts their complete design system (colors, typography,…
482375active
mlaursen/react-md
react-md is an accessible React component library implementing Material Design, styled with Sass/SCSS and written in TypeScript. It provide…
922325active
cyanharlow/purecss-francine
Pure CSS Francine is a hand-coded artwork depicting an 18th-century oil painting style portrait created entirely with HTML and CSS, with no…
327758maintenance

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