Mozilla Firefox
Acorn
The design system for Firefox, covering the browser's typography, colour, components and patterns.
Mozilla Firefoxdesktopbrowser
114 public design systems, each with a checked link to its docs.
Showing 114 systems.
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Amazon Web Services
Amplify UI
AWS Amplify's connected UI library, with primitives and auth, storage and data components for web and React Native.
Amazon Web ServicesApache-2.0webreactreact-native
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Angular
Angular Material
The official Material Design component library for Angular, maintained by the Angular team.
AngularMITwebangularmaterial
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Ant Group
Ant Design
Ant Group's system for enterprise web products, with React, Angular and Vue implementations and an extensive component set.
Ant GroupMITwebreactenterprise
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ByteDance
Arco Design
ByteDance's system for internal and external products, with React and Vue libraries.
ByteDanceMITwebreactvue
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Ariakit
Ariakit
A lower-level React toolkit for building accessible widgets, with hooks and unstyled components.
Ariakitwebreactheadlessaccessibility
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Chakra
Ark UI
Headless components for React, Vue and Solid, from the Chakra team, with a consistent state-machine model.
ChakraMITwebreactvuesolid
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Rocket Communications
Astro UXDS
A system for space-operations interfaces, used on NASA missions, with web components and designer kits.
Rocket Communicationswebweb-components
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Atlassian
Atlassian Design System
The system behind Jira, Confluence and related products, covering components, tokens, content and brand foundations.
Atlassianwebtokenscontent
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Alaska Airlines
Auro
Alaska Airlines' web-component system for booking and customer products, with published guidelines and packages.
Alaska Airlineswebweb-components
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Skyscanner
Backpack
Skyscanner's cross-platform system for web, iOS and Android, with public component packages.
SkyscannerApache-2.0webiosandroid
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Uber
Base
Uber's company-wide design language, documented alongside Base Web, the public React implementation.
UberMITwebreact
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MUI
Base UI
MUI's unstyled, accessible React primitives, meant as a headless base for a custom system.
MUIMITwebreactheadless
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BBC
BBC GEL
The BBC's Global Experience Language: principles, examples and guidance for the organisation's digital products.
BBCwebmediaprinciples
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Huntabyte
Bits UI
Headless, accessible component primitives for Svelte, built to be styled in the project that uses them.
HuntabyteMITwebsvelteheadless
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Palantir
Blueprint
Palantir's React toolkit for dense desktop-class web apps, with a full set of form, table and overlay components.
PalantirApache-2.0webreactdesktop
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Bootstrap team
Bootstrap
The most widely used CSS framework, with a 12-column grid, a large component set and official examples.
Bootstrap teamMITwebcss
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SEEK
Braid
SEEK's React system for job-seeking products, with strong constraints around spacing, typography and accessibility.
SEEKMITwebreactaccessibility
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Jeremy Thomas
Bulma
A CSS-only framework built on Flexbox, with no JavaScript required for its core layout and components.
Jeremy ThomasMITwebcss
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Government of Canada
Canada.ca Design System
Guidance, templates and components for Canada.ca and related federal services.
Government of Canadawebaccessibility
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IBM
Carbon Design System
IBM's open system for products and digital services, with guidelines, tokens and implementations in React, Web Components and more.
IBMApache-2.0webreacttokens
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Chakra
Chakra UI
A modular React component library with a style-props API and a strong accessibility baseline.
ChakraMITwebreact
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VMware
Clarity
An accessible system of web components originally built at VMware for enterprise consoles.
VMwarewebweb-componentsenterprise
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Amazon Web Services
Cloudscape
AWS's open system for cloud consoles and service UIs, with React components and detailed usage guidance.
Amazon Web ServicesApache-2.0webreactconsole
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U.S. Centers for Medicare & Medicaid Services
CMS.gov Design System
The design system for CMS websites and applications, built on top of the U.S. Web Design System.
U.S. Centers for Medicare & Medicaid Serviceswebaccessibilityhealth
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Wikimedia
Codex
Wikimedia's design system for Wikipedia and related projects, with Vue components, tokens and a Figma library documented on the site.
Wikimediawebvuetokens
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Coinbase
Coinbase Design System
Coinbase's system for consumer and institutional products, with a public component implementation.
Coinbasewebmobilefinance
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CoreUI
CoreUI
A Bootstrap-based admin component kit with official versions for React, Vue, Angular and more.
CoreUIMITwebadminbootstrap
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Pouya Saadeghi
daisyUI
A component class library for Tailwind CSS, with semantic class names and a set of themes.
Pouya SaadeghiMITwebcsstailwind
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Department for Digital Transformation (Italy)
Designers Italia
Italy's public-sector design system, with foundations, components and guidance for government services.
Department for Digital Transformation (Italy)BSD-3-Clausewebaccessibility
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Agency for Public Management and eGovernment (Norway)
Designsystemet
Norway's shared design system for public-sector digital services, with foundations and components.
Agency for Public Management and eGovernment (Norway)MITwebaccessibility
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Datadog
DRUIDS
Datadog's system for platform and dashboard UI, aimed at dense, data-heavy screens.
Datadogwebdatadashboard
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LocalTapiola and Turva
Duet
A practical system of accessible web components, originally built for Finnish insurance products and published for reuse.
LocalTapiola and Turvawebweb-componentsaccessibility
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Elastic
Elastic UI
The component library behind Kibana and other Elastic products, aimed at dense, data-heavy web apps.
Elasticwebreactdata
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Element Plus
Element Plus
A Vue 3 rewrite of Element UI, a widely used library for mid- and back-office interfaces.
Element PlusMITwebvue
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Segment
Evergreen
Segment's React UI library, built as a flexible set of primitives rather than a rigidly themed kit.
SegmentMITwebreact
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Microsoft
FAST
Microsoft's web-component toolkit, with a composition model and a Fluent-inspired component package.
Microsoftwebweb-components
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Flowbite
Flowbite
A component kit built on Tailwind CSS, with a free open-source set and a paid Figma and React/Vue layer.
FlowbiteMITwebcsstailwind
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Microsoft
Fluent 2
Microsoft's cross-platform system for Windows, web, iOS and Android, with a public Fluent UI implementation.
Microsoftwindowswebcross-platform
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Fomantic
Fomantic UI
A community continuation of Semantic UI, with themable CSS components and a jQuery behaviour layer.
FomanticMITwebcss
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Contentful
Forma 36
Contentful's system for the content platform, with React components, tokens and usage guidelines.
ContentfulMITwebreact
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ZURB / Foundation team
Foundation
A responsive front-end framework with a flexible grid, UI components and an email framework.
ZURB / Foundation teamwebcssemail
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Framework7
Framework7
A mobile-first framework that mimics iOS and Material looks, for web, Capacitor and Cordova apps.
Framework7MITmobilehybridiosandroid
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Zendesk
Garden
Zendesk's system for support products, with React components and documentation for designers and engineers.
ZendeskApache-2.0webreact
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Pinterest
Gestalt
Pinterest's system for web and native surfaces, with component specs and a public React library.
PinterestApache-2.0webreactnative
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gluestack
gluestack
A universal component library for React Native and web (the successor to NativeBase), with a copy-or-install workflow.
gluestackreact-nativeweb
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Government Digital Service
GOV.UK Design System
The system for UK government services, with tightly specified components, typography and accessibility guidance.
Government Digital ServiceMITwebaccessibilitycss
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Hewlett Packard Enterprise
Grommet
HPE's React component library, organised around layout, theming and accessibility for enterprise apps.
Hewlett Packard EnterpriseApache-2.0webreact
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Tailwind Labs
Headless UI
Unstyled, accessible components for React and Vue, designed to be styled with Tailwind CSS.
Tailwind LabsMITwebreactvuetailwind
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HashiCorp
Helios
HashiCorp's open system for Terraform, Vault and related products, with foundations, components and Figma guidance published on the site.
HashiCorpMPL-2.0webtokens
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HeroUI
HeroUI
A React component library (formerly NextUI) with a Tailwind-based theme and a large set of styled components.
HeroUIApache-2.0webreacttailwind
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Apple
Human Interface Guidelines
Apple's platform guidance for iOS, iPadOS, macOS, watchOS, tvOS and visionOS, covering layout, components and system behaviours.
Appleiosmacoswatchosvisionos
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Ionic
Ionic
A cross-platform UI kit for mobile, web and desktop, with adapters for Angular, React and Vue.
IonicMITmobilewebhybrid
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Culture Amp
Kaizen
Culture Amp's system for people-science products, with foundations, components and published design assets.
Culture AmpMITweb
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Kobalte
Kobalte
Unstyled, accessible UI primitives for Solid, in the same spirit as Radix and React Aria.
KobalteMITwebsolidheadless
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Public UI (Germany)
KoliBri
A public-sector web-component library from German government IT, focused on accessibility and framework independence.
Public UI (Germany)EUPL-1.2webweb-componentsaccessibility
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MongoDB
LeafyGreen
MongoDB's system for Cloud and related products, with React components and design guidance.
MongoDBApache-2.0webreact
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Salesforce
Lightning Design System
Salesforce's system for enterprise apps on the Lightning platform, with CSS, accessibility notes and platform components.
Salesforcewebenterprisecss
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ING
Lion
ING's white-label web components: accessible, unstyled primitives meant to be themed by a product team.
INGMITwebweb-componentsaccessibility
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Mantine
Mantine
A full-featured React component library with hooks, dates, charts and a built-in theming model.
MantineMITwebreact
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Google
Material Design 3
Google's current system for Android, web and Flutter, built around colour roles, type roles and motion rather than a single static theme.
Googleandroidwebfluttercross-platform
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Melt UI
Melt UI
A headless builder library for Svelte, exposing component state as a set of builders rather than fixed markup.
Melt UIMITwebsvelteheadless
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Morningstar
Morningstar Design System
Morningstar's system for investment products, covering foundations, components and usage.
Morningstarwebfinance
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MUI
MUI
A widely used React component library, including Material UI, the most complete open implementation of Material Design.
MUIMITwebreactmaterial
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TuSimple
Naive UI
A Vue 3 component library with TypeScript types and a calm, compact default theme.
TuSimpleMITwebvue
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NHS England
NHS Design System
The system for NHS digital services in England, adapted from GOV.UK patterns for health contexts.
NHS EnglandMITwebaccessibilityhealth
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Dutch public sector
NL Design System
A shared system for Dutch public services, built as a community of themes rather than one visual look.
Dutch public sectorwebaccessibility
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Nordhealth
Nord
Nordhealth's system for clinical and health products, with a strong accessibility brief and a public component set.
Nordhealthwebaccessibilityhealth
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Nuxt
Nuxt UI
Nuxt's official UI library, with Vue components, Tailwind styling and integrations for the Nuxt toolchain.
NuxtMITwebvuenuxttailwind
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Monaca / Asial
Onsen UI
A hybrid mobile UI framework with iOS and Material looks, usable from the web or with Angular, React or Vue.
Monaca / Asialmobilehybrid
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Government of Ontario
Ontario Design System
Ontario's system for provincial digital services, with components, patterns and content guidance.
Government of Ontariowebaccessibility
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GitLab
Pajamas
GitLab's system for the product and marketing sites, with foundations, component specs and content guidance.
GitLabwebcontentvue
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Artsy
Palette
Artsy's design system for the art-market products, with a public React implementation.
ArtsyMITwebreact
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Cosmocloud / coss
Park UI
Styled components on top of Ark UI, with a copy-into-your-repo workflow similar to shadcn/ui.
Cosmocloud / cossMITwebreactpanda
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Twilio
Paste
Twilio's system for customer-facing consoles and docs, with tokens, components and usage guidelines.
TwilioMITwebreacttokens
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Red Hat
PatternFly
Red Hat's system for OpenShift and related consoles, with layouts, components and a public implementation.
Red HatMITwebconsoleenterprise
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Shopify
Polaris
Shopify's system for admin and merchant interfaces, with usage guidance and a public component library.
Shopifywebreactadmin
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Porsche
Porsche Design System
Porsche's branded system for web and app interfaces, with components that carry the company's typography and layout rules.
Porschewebautomotive
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Htmlstream
Preline
A Tailwind CSS component library of prebuilt UI patterns, with a free core and a paid Pro set.
Htmlstreamwebcsstailwind
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PrimeTek
PrimeNG
PrimeTek's Angular component library, with a wide set of data, form and layout components.
PrimeTekwebangular
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GitHub
Primer
GitHub's system for github.com and the product family, with CSS, React and Rails implementations and a public icon set.
GitHubMITwebreactcss
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PrimeTek
PrimeReact
PrimeTek's React component library, covering forms, data tables, overlays and a set of paid themes.
PrimeTekMITwebreact
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PrimeTek
PrimeVue
A large Vue component library from PrimeTek, with styled and unstyled modes and a matching icon and theme set.
PrimeTekMITwebvue
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Mozilla
Protocol
Mozilla's system for mozilla.org and related sites, with typography, components and a public CSS codebase.
MozillaMPL-2.0webcss
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Quasar
Quasar
A Vue framework for web, mobile and desktop apps from one component set, including a CLI and build tooling.
QuasarMITwebvuemobiledesktop
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WorkOS
Radix UI
Unstyled, accessible React primitives for dialogs, menus, tabs and other complex widgets. A common base for custom systems.
WorkOSMITwebreactheadless
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Adobe
React Aria
Adobe's headless React hooks and components for accessible widgets, used as the behaviour layer under React Spectrum.
AdobeApache-2.0webreactheadlessaccessibility
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RNE UI
React Native Elements
A cross-platform React Native UI toolkit with a themeable set of common mobile components.
RNE UIMITreact-native
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Callstack
React Native Paper
A Material Design component library for React Native, maintained by Callstack.
CallstackMITreact-nativematerialandroidios
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Adobe
React Spectrum
Adobe's styled React implementation of Spectrum, built on React Aria and React Stately.
AdobeApache-2.0webreact
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Oracle
Redwood
Oracle's design language for Cloud and enterprise applications, documented alongside the Redwood theme for Oracle JET.
Oraclewebenterprise
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Unovue
Reka UI
Headless, accessible component primitives for Vue, forked from the Radix model.
UnovueMITwebvueheadless
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JetBrains
Ring UI
JetBrains' React library for YouTrack, Hub and related products, with a large set of desktop-class controls.
JetBrainsApache-2.0webreact
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ByteDance
Semi Design
A Douyin/ByteDance system for mid- and back-office products, with a React library and theming tools.
ByteDancewebreact
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shadcn
shadcn/ui
A set of copy-into-your-repo components built on Radix and Tailwind, rather than an installable package.
shadcnMITwebreacttailwind
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Font Awesome
Shoelace
A framework-agnostic library of web components, now continuing as Web Awesome.
Font AwesomeMITwebweb-components
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Government Technology Agency of Singapore
Singapore Government Design System
The system for Singapore government digital services, with components, patterns and guidance.
Government Technology Agency of Singaporewebaccessibility
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Skeleton Labs
Skeleton
An adaptive UI kit for Svelte and other toolchains, built around Tailwind and design tokens.
Skeleton LabsMITwebsveltetailwind
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eBay
Skin
eBay's CSS component library, used across the marketplace and published as an open-source kit.
eBayMITwebcss
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Adobe
Spectrum
Adobe's design system for Creative Cloud and related products, with platform guidance and a public Spectrum implementation.
AdobeApache-2.0webreactcross-platform
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Stack Overflow
Stacks
Stack Overflow's system for the public Q&A sites and Teams, including components, icons and email patterns.
Stack OverflowMITwebcss
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Tabler
Tabler
A free admin dashboard kit built on Bootstrap, with a large set of UI examples and components.
TablerMITwebcssadminbootstrap
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Tamagui
Tamagui
A universal style and component system for React Native and web, with a compiler for consistent styling.
TamaguiMITreact-nativeweb
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Tencent
TDesign
Tencent's enterprise system, with official implementations for React, Vue, Mini Programs and more.
TencentMITwebreactvue
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Thumbtack
Thumbprint
Thumbtack's system for the customer and pro products, with tokens, components and usage notes.
ThumbtackApache-2.0web
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U.S. General Services Administration
U.S. Web Design System
The system for U.S. federal websites, with components, patterns and guidance aimed at accessible public services.
U.S. General Services Administrationwebaccessibilitycss
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Akveo
UI Kitten
A React Native component library based on the Eva Design System, with light and dark themes.
AkveoMITreact-native
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YOOtheme
UIkit
A modular front-end framework with CSS and JavaScript components, often used for marketing and content sites.
YOOthemeMITwebcss
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monday.com
Vibe
monday.com's system for the work platform, with a public React implementation known as Vibe.
monday.comwebreact
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Vuetify
Vuetify
A Vue component framework that follows Material Design, with a large set of layout and form components.
Vuetifywebvuematerial
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Font Awesome
Web Awesome
The successor to Shoelace: a web-component kit with a free core and a paid Pro set, from Font Awesome.
Font AwesomeMITwebweb-components
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Welcome to the Jungle
Welcome UI
The component library from Welcome to the Jungle, built for hiring products and published for reuse.
Welcome to the JungleMITwebreact
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Wise
Wise Design
Wise's system for the international-money product, covering foundations and components used across the apps.
Wisewebmobilefinance
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Workday
Workday Canvas
Workday's system for enterprise HR and finance products, with a public Canvas Kit implementation.
WorkdayApache-2.0webreactenterprise
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