![cover](/cover.png) ![Contributions Welcome](https://img.shields.io/badge/Contributions-welcome-blue.svg) Know a resource that isn't listed below? Feel free to create a new [pull request](https://github.com/alexpate/awesome-design-systems/pulls). > A design system is a collection of documentation on principles and best practices, that helps guide a team to build digital products. They are often embodied in UI libraries and pattern libraries, but can extend to include guides on other areas such as 'Voice and Tone'. --- ### Tags - Components: Contains coded patterns and examples. - Voice & Tone: Provides guidance on how language should be used. - Designers Kit: Includes a Sketch/Photoshop/Figma/etc. file for designers. - Source code: Publicly viewable source code --- | | Components | Voice & Tone | Designers Kit | Source code \* | | ---------------------------------------------------------------------------------- | :--------: | :----------: | :-----------: | :----------------------------------------------------------------------------------------------------: | | [Aalto University](https://brand.aalto.fi/) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Adobe Spectrum](https://spectrum.adobe.com) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/adobe/react-spectrum) | | [Adjust Atlas](https://atlas.adeven.com) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Alaska Airlines](https://auro.alaskaair.com/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/AlaskaAirlines) | | [Alibaba Ant Design](https://ant.design) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/ant-design/ant-design/) | | [Amplify UI](https://ui.docs.amplify.aws/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/aws-amplify/amplify-ui/) | | [Appear Here Styleguide](https://bloom.appearhere.co.uk/) | πŸ‘ | | | [:octocat:](https://github.com/appearhere/bloom) | | [Apple Developer Design Guidelines](https://developer.apple.com/design/) | | | πŸ‘ | | | [Aragon UI](https://ui.aragon.org/) | πŸ‘ | | | [:octocat:](https://github.com/aragon/ui) | | [Artsy Palette](https://palette.artsy.net/) | πŸ‘ | | | [:octocat:](https://github.com/artsy/palette) | | [Astro UXDS](https://astrouxds.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/RocketCommunicationsInc/astro-components) | | [AT UIKIT](https://at-ui.github.io/at-ui/#/en) | πŸ‘ | | | [:octocat:](https://github.com/at-ui/at-ui) | | [Atlassian Design System](https://atlassian.design) | πŸ‘ | πŸ‘ | πŸ‘ | [:space_invader:](https://bitbucket.org/atlassian/atlassian-frontend-mirror/) | | [Audi UI Kit](https://www.audi.com/ci/en/guides/user-interface/introduction.html) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/audi/audi-ui) | | [Aurora (Government of Canada)](https://design.gccollab.ca/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/gctools-outilsgc/design-system) | | [AutoGuru Overdrive](http://overdrive.autoguru.io/) | πŸ‘ | | | [:octocat:](https://github.com/autoguru-au/overdrive) | | [AWS Cloudscape Design System](https://cloudscape.design/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/cloudscape-design/components) | | [Backpack (Skyscanner)](https://skyscanner.design/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/skyscanner/backpack) | | [Basis Design System](https://basis.now.sh) | πŸ‘ | | | [:octocat:](https://github.com/moroshko/basis) | | [BBC GEL (Global Experience Language)](https://www.bbc.co.uk/gel) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Bento DS](https://bento-ds.com) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/buildo/bento-design-system) | | [BLiP](https://design.take.net/) | πŸ‘ | | | [:octocat:](https://github.com/takenet/blip-toolkit) | | [Blueprint](https://blueprintjs.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/palantir/blueprint) | | [Bold (Bridge Design System)](https://bold.bridge.ufsc.br/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/laboratoriobridge/bold) | | [Bolt Design System](https://boltdesignsystem.com/) | πŸ‘ | | | [:octocat:](https://github.com/boltdesignsystem/bolt) | | [Braid Design System](https://seek-oss.github.io/braid-design-system/) | πŸ‘ | | | [:octocat:](https://github.com/seek-oss/braid-design-system) | | [British Gas Nucleus](https://britishgas.design/) | πŸ‘ | πŸ‘ | | | | [Buildit Gravity](http://style.buildit.digital/) | πŸ‘ | | | [:octocat:](https://github.com/buildit/gravity-ui-web) | | [Bumbag UI](https://bumbag.style/) | πŸ‘ | | | [:octocat:](https://github.com/bumbag/bumbag-ui) | | [BuzzFeed Solid](https://solid.buzzfeed.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/buzzfeed/solid) | | [Buzzvil Design System](https://design.buzzvil.com/) | πŸ‘ | πŸ‘ | | | | [CA Technologies Mineral UI](https://mineral-ui.netlify.app/) | πŸ‘ | | | [:octocat:](https://github.com/mineral-ui/mineral-ui) | | [CBRE Blocks](https://blocks.cbrebuild.com/) | πŸ‘ | πŸ‘ | | | | [Cedar](https://rei.github.io/rei-cedar-docs/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/rei/rei-cedar) | | [Chakra UI](https://chakra-ui.com/) | πŸ‘ | | | [:octocat:](https://github.com/chakra-ui/chakra-ui) | | [City of Boston Fleet](https://patterns.boston.gov/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/CityOfBoston/digital) | | [Cloudflare](https://cloudflare.github.io/cf-ui/) | πŸ‘ | | | [:octocat:](https://github.com/cloudflare/cf-ui) | | [Co-op Experience Library](https://www.coop.co.uk/experience-library/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/coopdigital/experience-library) | | [Contentful Forma 36](https://f36.contentful.com/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/contentful/forma-36) | | [Decathlon Design System - Vitamin](https://decathlon.design/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/decathlon/vitamin-web) | | [Decentraland UI](https://ui.decentraland.org/) | πŸ‘ | | | [:octocat:](https://github.com/decentraland/ui) | | [Duet](https://www.duetds.com) | πŸ‘ | | πŸ‘ | | | [Duolingo](https://design.duolingo.com/) | | πŸ‘ | | | | [eBay Skin](https://ebay.github.io/skin/) | πŸ‘ | | | [:octocat:](https://github.com/eBay/skin) | | [Elastic UI Framework](https://elastic.github.io/eui/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/elastic/eui) | | [ENGIE Fluid Design System](https://www.engie.design) | πŸ‘ | | πŸ‘ | | | [Enel](https://dsyui.enelx.com/) | πŸ‘ | | | | | [Enigma Boundless](https://boundless.js.org/) | πŸ‘ | | | [:octocat:](https://github.com/enigma-io/boundless) | | [Estonia Country Design Guidelines](https://brand.estonia.ee) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Evergreen](https://evergreen.surge.sh) | πŸ‘ | | | [:octocat:](https://github.com/segmentio/evergreen) | | [Financial Times Origami](https://origami.ft.com/) | πŸ‘ | | | [:octocat:](https://github.com/Financial-Times/origami) | | [Finland Toolbox](https://toolbox.finland.fi/) | | πŸ‘ | πŸ‘ | | | [Firefox Photon Design System](https://design.firefox.com/photon) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/FirefoxUX/photon) | | [Flowbite Design System](https://www.figma.com/community/file/1179442320711977498) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/themesberg/flowbite) | | [Fluent UI](https://developer.microsoft.com/en-us/fluentui#/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/microsoft/fluentui) | | [Foundation](https://get.foundation/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/foundation/foundation-sites) | | [Foyer Design System](https://design.foyer.lu/) | πŸ‘ | | πŸ‘ | :closed_lock_with_key: | | [French Government Design System](https://www.systeme-de-design.gouv.fr/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/GouvernementFR/dsfr) | | [FutureLearn Pattern Library](https://www.futurelearn.com/pattern-library) | πŸ‘ | | | | | [GitHub Primer](https://primer.style/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/primer/) | | [GitLab Design System - Pajamas](https://design.gitlab.com/) | πŸ‘ | πŸ‘ | πŸ‘ | [:fox_face:](https://gitlab.com/gitlab-org/design.gitlab.com) | | [GoodBarber Design System](https://www.goodbarber.com/uxdesign/) | πŸ‘ | | | | | [Google Material Design](https://material.io/guidelines/#introduction-goals) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/material-components/material-components) | | [GOV.UK Design System](https://www.gov.uk/design-system) | πŸ‘ | | | [:octocat:](https://github.com/alphagov/govuk-design-system) | | [Gympass Yoga](https://gympass.github.io/yoga/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/gympass/yoga) | | [HashiCorp Helios](https://helios.hashicorp.design) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/hashicorp/design-system) | | [Help Scout](https://style.helpscout.com/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/helpscout/seed-framework) | | [Heroku Purple3](https://design.herokai.com/) | πŸ‘ | | | | | [Hewlett Packard grommet](https://grommet.github.io) | πŸ‘ | | | [:octocat:](https://github.com/grommet/grommet) | | [HubSpot Canvas](https://canvas.hubspot.com/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/HubSpot/canvas) | | [Hudl Design System](https://uniform.hudl.com/) | πŸ‘ | πŸ‘ | | | | [IBM Carbon](https://www.carbondesignsystem.com/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/ibm/carbon-components) | | [IBM Design Language](https://www.ibm.com/design/language/) | πŸ‘ | πŸ‘ | | | | [IBM Northstar](https://www.ibm.com/standards/web/) | πŸ‘ | πŸ‘ | | | | [Intuit Harmony](https://designsystem.quickbooks.com/) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Italia Design System](https://designers.italia.it/design-system/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/italia) | | [JB Design System](https://javadbat.github.io/design-system) | πŸ‘ | πŸ‘ | | [:octocat:](https://javadbat.github.io/design-system) | | [JetBrains Ring UI](https://jetbrains.github.io/ring-ui) | πŸ‘ | | | [:octocat:](https://github.com/JetBrains/ring-ui) | | [Jobber](https://atlantis.getjobber.com) (πŸ”± Atlantis) | πŸ‘ | | | [:octocat:](https://github.com/GetJobber/atlantis) | | [Just Eat Takeaway.com PIE Design System](https://pie.design/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/justeattakeaway/pie) | | [Kaizen](https://cultureamp.design/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/cultureamp/kaizen-design-system) | | [KoliBri](https://public-ui.github.io/) (Public-UI) | πŸ‘ | | | [:octocat:](https://github.com/public-ui/kolibri/) | | [Kontur](https://guides.kontur.ru/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/skbkontur/retail-ui/) | | [Korea Design System](https://www.krds.go.kr) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/KRDS-uiux/krds-uiux) | | [Lexicon](https://lexicondesign.io/) | πŸ‘ | πŸ‘ | | | | [Louder Than Ten Manual](https://www.louderthanten.com/manual) | πŸ‘ | πŸ‘ | | | | [Mail.ru Group Paradigm](https://design.mail.ru/) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Mailchimp Content Styleguide](https://styleguide.mailchimp.com/) | | πŸ‘ | | | | [Mantine](https://mantine.dev/) | πŸ‘ | | | [:octocat:](https://github.com/mantinedev/mantine) | | [Marvel Styleguide](https://marvelapp.com/styleguide) | πŸ‘ | | | | | [Material Minimal](https://material-minimal.com/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/mdbootstrap/mdb-ui-kit) | | [Materialize CSS](https://materializecss.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/Dogfalo/materialize) | | [Mesh Design System](https://www.meshdesignsystem.com/) | πŸ‘ | | πŸ‘ | | | [Microsoft Fluent](https://www.microsoft.com/design/fluent/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/microsoft/fluentui) | | [Mixpanel Design System](https://design.mixpanel.com) | πŸ‘ | πŸ‘ | | | | [MongoDB Design System](http://mongodb.design) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/mongodb/design) | | [Monzo Tone of Voice](https://monzo.com/tone-of-voice/) | | πŸ‘ | | | | [Morningstar Design System](http://designsystem.morningstar.com/) | πŸ‘ | πŸ‘ | πŸ‘ | | | [Mozilla Protocol](https://protocol.mozilla.org/) | πŸ‘ | | | [:octocat:](https://github.com/mozilla/protocol) | | [NASA Web Design System](https://nasa.github.io/nasawds-site/) | πŸ‘ | | | [:octocat:](https://github.com/nasa/nasawds) | | [NationBuilder Radius](https://www.nationbuilder.design/) | πŸ‘ | | | | | [NHS.UK Service Manual](https://service-manual.nhs.uk/) | πŸ‘ | πŸ‘ | | | | [Nordhealth](https://nordhealth.design/) | πŸ‘ | | πŸ‘ | | | [New York State Design System](https://designsystem.ny.gov/components/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/ITS-HCD/nysds) | | [Nordnet](https://brand.nordnet.se/) | πŸ‘ | πŸ‘ | | | | [Okta Odyssey Design System](https://odyssey.okta.design) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/okta/odyssey) | | [Ontario Design System](https://designsystem.ontario.ca/) | πŸ‘ | | πŸ‘ | [:globe_with_meridians:](https://designsystem.ontario.ca/docs/documentation/release-notes.html#latest) | | [Oracle Redwood](https://redwood.oracle.com) | πŸ‘ | | πŸ‘ | | | [Persona Design System](https://privy-open-source.github.io/design-system/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/privy-open-source/design-system) | | [Pharos: JSTOR's Design System](https://pharos.jstor.org) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/ithaka/pharos) | | [Pinterest Gestalt](https://pinterest.github.io/gestalt/#/) | πŸ‘ | | | [:octocat:](https://github.com/pinterest/gestalt) | | [Pivotal](https://styleguide.pivotal.io/) | πŸ‘ | | | [:octocat:](https://github.com/pivotal-cf/pivotal-ui) | | [Pluralsight Design System](https://design-system.pluralsight.com/) | πŸ‘ | | | [:octocat:](https://github.com/pluralsight/design-system) | | [Porsche Design System](https://designsystem.porsche.com) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/porsche-design-system/porsche-design-system) | | [Priceline Design System](https://priceline.github.io/design-system/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/priceline/design-system) | | [Pusher Chameleon](https://pusher.github.io/chameleon/) | πŸ‘ | | | [:octocat:](https://github.com/pusher/chameleon) | | [Radix](https://www.radix-ui.com/) | πŸ‘ | | | [:octocat:](https://github.com/radix-ui) | | [Rambler](https://rambler-digital-solutions.github.io/rambler-ui/) | πŸ‘ | | | [:octocat:](https://github.com/rambler-digital-solutions/rambler-ui) | | [Rendition](https://balena-io-modules.github.io/rendition/) | πŸ‘ | | | [:octocat:](https://github.com/balena-io-modules/rendition/) | | [Reshaped](https://reshaped.so) | πŸ‘ | | πŸ‘ | | | [Salesforce Lightning Design System](https://www.lightningdesignsystem.com) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/salesforce-ux/design-system) | | [Sage by Kajabi](https://sage.kajabi.com) | πŸ‘ | | | [:octocat:](https://github.com/Kajabi/sage-lib) | | [SAP Fiori](https://experience.sap.com/fiori-design/) | πŸ‘ | | | | | [SAP Fundamental](https://github.com/SAP/fundamental) | πŸ‘ | | | [:octocat:](https://github.com/SAP/fundamental) | | [SAP OpenUI](https://github.com/SAP/openui5) | πŸ‘ | | | [:octocat:](https://github.com/SAP/openui5) | | [Scania Digital Design System](https://digitaldesign.scania.com/home) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/scania-digital-design-system/sdds) | | [Seeds](https://sproutsocial.com/seeds) | πŸ‘ | πŸ‘ | πŸ‘ | | | [SEEK Style Guide](https://seek-oss.github.io/seek-style-guide/) | πŸ‘ | | | [:octocat:](https://github.com/seek-oss/seek-style-guide) | | [Semi Design](https://semi.design/en-US) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/DouyinFE/semi-design) | | [Semrush Intergalactic Design System](https://i.semrush.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/semrush/intergalactic) | | [Shoelace](https://shoelace.style) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/shoelace-style/shoelace) | | [Shopify Polaris](https://polaris.shopify.com) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/Shopify/polaris) | | [Shadcn/ui](https://ui.shadcn.com/) | πŸ‘ | | | [:octocat:](https://github.com/shadcn-ui) | | [Siemens iX](https://ix.siemens.io/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/siemens/ix) | | [Singapore Government Design System](https://www.designsystem.tech.gov.sg/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/govtechsg/sgds) | | [Stacks – Stack Overflow](https://stackoverflow.design/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/StackExchange/Stacks) | | [Starbucks Style Guide](https://creative.starbucks.com) | πŸ‘ | πŸ‘ | | | | [Strapi Design System](https://design-system.strapi.io/) | πŸ‘ | | | [:octocat:](https://github.com/strapi/design-system) | | [Teambition Clarity Design](https://design.teambition.com/) | πŸ‘ | | | | | [TelefΓ³nica MΓ­stica](https://brandfactory.telefonica.com/mistica) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/Telefonica/mistica) | | [Thumbprint](https://thumbprint.design/) | πŸ‘ | | | [:octocat:](https://github.com/thumbtack/thumbprint) | | [Tizen CircularUI](https://developer.samsung.com/one-ui-watch-tizen) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/Samsung/Tizen.CircularUI) | | [Twilio Paste](https://paste.twilio.design/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/twilio-labs/paste) | | [Uber's Base Web](https://baseweb.design/) | πŸ‘ | | | [:octocat:](https://github.com/uber-web/baseui) | | [Ubuntu Vanilla framework](https://vanillaframework.io/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/canonical-web-and-design/vanilla-framework) | | [Uiverse](https://uiverse.io) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/uiverse-io/galaxy) | | [Untitled UI](https://www.untitledui.com/react/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/untitleduico/react/) | | [uSwitch style guide](https://ustyle.guide/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/uswitch/ustyle) | | [U.S. Web Design Standards](https://designsystem.digital.gov/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/uswds/uswds) | | [U.S. CMS.gov Design System](https://design.cms.gov/) | πŸ‘ | | | | | [Vibe](https://style.monday.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/mondaycom/vibe) | | [Vimeo Design System](https://vimeo.github.io/iris/) | πŸ‘ | | | [:octocat:](https://github.com/vimeo/iris) | | [VMware Clarity Design System](https://clarity.design/) | πŸ‘ | πŸ‘ | πŸ‘ | [:octocat:](https://github.com/vmware/clarity) | | [VTEX Styleguide](https://styleguide.vtex.com/) | πŸ‘ | | πŸ‘ | [:octocat:](https://github.com/vtex/styleguide) | | [Vue Design System](https://vueds.com/) | πŸ‘ | | | [:octocat:](https://github.com/viljamis/vue-design-system) | | [Ray by WeWork](https://ray.wework.com) | πŸ‘ | | | [:octocat:](https://github.com/wework/ray) | | [Welcome UI](http://www.welcome-ui.com/) | πŸ‘ | | | [:octocat:](https://github.com/WTTJ/welcome-ui) | | [West Midlands Network Design System](https://designsystem.wmnetwork.co.uk/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/wmcadigital/wmn-design-system) | | [Wix Style React](https://www.wix-style-react.com/storybook/) | πŸ‘ | | | | | [Vercel](https://vercel.com/geist) | πŸ‘ | | | | | [Workday Canvas](https://design.workday.com/) | πŸ‘ | πŸ‘ | | [:octocat:](https://github.com/Workday/canvas-kit) | | [Yelp Styleguide](https://www.yelp.com/styleguide) | πŸ‘ | πŸ‘ | | | | [Zendesk Garden](https://garden.zendesk.com/) | πŸ‘ | | | [:octocat:](https://github.com/zendeskgarden) | ### Notes \*_Projects marked as open source may not always be open to use. Always check the license of these projects before using them._ Although 'design systems', 'ui libraries', and 'pattern libraries' are different things, they are often used interchangeably. This list contains all three. ### Credits Cover icon: 'Solar System' by Andrejs Kirma from the Noun Project