* [Elastic UI Framework v116.3.0](https://github.com/elastic/eui) – Collection of React UI components for building user interfaces.

* [Backpack 42.23.0](https://github.com/Skyscanner/backpack) – Collection of design resources, reusable components, and guidelines for creating products.

* [Community Platform v2.129.0](https://github.com/ONEARMY/community-platform) – Platform for uniting people and empowering communities to address social and environmental challenges.

* [Wave v2.58.0](https://github.com/freenowtech/wave) – Design system for creating consistent user interfaces.

* [@nulogy/components v19.1.0](https://github.com/nulogy/design-system) – React-based component library providing themed, accessible UI primitives with typography and localization support.

* [Consta v5.33.0](https://github.com/consta-design-system/uikit) – React-based design system with components, themes, and Figma integration for UI development.

* [DB UX Design System v3 v4.10.0](https://github.com/db-ux-design-system/core-web) – Design-token and component library supplying CSS/SCSS/Tailwind styles plus Angular, React, and Vue web components.

* [Pxlkit v2.0.0](https://github.com/Joangeldelarosa/pxlkit) – Retro-styled React UI kit and 3D voxel toolkit featuring 226+ pixel-art SVG icons, 54 components, animated/parallax icons, and a visual builder.

* [Montage v3.8.0](https://github.com/wanteddev/montage-web) – Wanted Lab web design system providing UI components, theme tokens, icons, and integrations.

* [oh-my-design v1.6.0](https://github.com/kwakseongjae/oh-my-design) – One-command CLI that bootstraps AI coding agents with a project DESIGN.md and 67 real-company design-system references.

* [Eufemia v11.4.0](https://github.com/dnbexperience/eufemia) – Design system and component library for DNB providing reusable UI components, documentation, and a portal.

* [Gamut gamut@70.0.0](https://github.com/Codecademy/gamut) – Shared frontend design system and React UI component library for Codecademy.

* [Lobe UI v5.15.7](https://github.com/lobehub/lobe-ui) – UI component library for building AIGC web applications.

* [Primer React @primer/react@38.26....](https://github.com/primer/react) – React implementation of GitHub's Primer Design System.

* [Helsinki Design System v6.0.2](https://github.com/City-of-Helsinki/helsinki-design-system) – Design system with tools, resources, and guidelines for creating accessible user interfaces.

* [Circuit UI @sumup-oss/icons@6.7...](https://github.com/sumup-oss/circuit-ui) – Web implementation of a design system for creating consistent and inclusive user experiences.

* [react-dsfr v1.32.2](https://github.com/codegouvfr/react-dsfr) – React toolkit for the French State Design System with TypeScript support and integration for major React frameworks.

* [Carbon Design System v11.109.0-rc.1](https://github.com/carbon-design-system/carbon) – Design system based on the IBM Design Language, offering code, design tools, and guidelines.

* [BoldKit v3.3.9](https://github.com/ANIBIT14/boldkit) – Neubrutalism component library for React and Vue 3 built on shadcn/ui.

* [Wonder Blocks @khanacademy/eslint-...](https://github.com/Khan/wonder-blocks) – Design system providing React components for building user interfaces.

* [Cloudscape 3.0.1304](https://github.com/cloudscape-design/components) – React components for a design system focused on creating engaging user experiences.

* [Calcite Design System @esri/calcite-ui-ico...](https://github.com/Esri/calcite-design-system) – Monorepo of UI components, React bindings, design tokens, and icons for building consistent ArcGIS user interfaces.

* [Bezier React @channel.io/bezier-i...](https://github.com/channel-io/bezier-react) – React components library implementing the Bezier design system.

* [Fuselage Monorepo @rocket.chat/fuselag...](https://github.com/RocketChat/fuselage) – Monorepo containing Rocket.Chat's React component libraries, design tokens, hooks, and UI utilities.

* [Synerise Design System @synerise/ds-wizard@...](https://github.com/Synerise/synerise-design) – React TypeScript UI library offering modular components with styled-components and react-intl support.

* [Openbridge Web Components v2.0.0-next.50](https://github.com/Ocean-Industries-Concept-Lab/openbridge-webcomponents) – Lit-based design system of web components with auto-generated React, Vue, Angular, and Svelte wrappers.

* [CMS Design System @cmsgov/design-syste...](https://github.com/CMSgov/design-system) – Set of design and front-end resources for building accessible, responsive, and consistent websites.