Figma kit

The open source design system AWS uses for its consoles, offering accessible React components, interaction patterns, and design resources for complex web applications.

Apple's design guidance for apps across iOS, iPadOS, macOS, watchOS, tvOS, and visionOS, backed by official Figma and Sketch templates, SF Symbols, and fonts.

The Swedish Public Employment Service's design system, with a Figma UI kit, design tokens, and Stencil web components usable from Angular, React, or plain HTML.

Atlassian's unified design language for Jira, Confluence, and its other apps, covering tokens, components, accessibility, and AI patterns for its Rovo experiences.

Brainly's PENCIL hub, a single source of truth for brand, marketing, and product design, from logos and color tokens to UX guidance and components.

The U.S. Centers for Medicare & Medicaid Services' open source design system for Section 508 compliant, responsive sites, with themes for CMS.gov, HealthCare.gov, and Medicare.gov.

Datadog's DRUIDS design system documentation, covering principles, foundations, patterns, live-editable components, and icon galleries for the Datadog platform.

Dell's token-first design system, now in version 3, with Figma libraries, code libraries, data visualization, and AI design resources for Dell products.

Denmark's free, open source common design system for building simple self-service solutions on borger.dk and Virk, with styles, components, and accessibility guidance.

eBay's Evo brand and design system, documented in the eBay Playbook with foundations, an accessible color palette, iconography, and product UI guidance.

Elastic's EUI framework, the React component library and design system behind Kibana and other Elastic products, with tokens, patterns, and data visualization guidance.

Finnish telecom Elisa's design system, combining design, code, and UX guidelines with a component library in Figma and Storybook plus beta Flutter tokens.

Esri's Calcite Design System for consistent ArcGIS experiences, offering a UI kit, icons, color schemes, and a web component library for mapping apps.

GitHub's open source design system, with Primer Product UI and Brand UI, Primitives design tokens, Octicons, and accessibility guidance for building GitHub.

GitLab's Pajamas Design System, with brand and product guidelines, design tokens, Tailwind utilities, and a Figma UI kit for building the GitLab product.

Material Design 3, Google's open source design system for adaptive, expressive products, with tokens, components, and implementations for Compose, Flutter, and the web.

The City of Helsinki's open source design system, bringing guidelines, design assets, and component libraries together for a consistent, accessible digital city brand.

IBM's open source design system built on the IBM Design Language, with React and Web Components libraries, design kits, guidelines, and an active contributor community.

Ideagen's Helix design system for its governance and compliance software, whose component documentation now lives inside Figma rather than the legacy site.

Sirio, the design system of Italy's social security institute INPS, uniting brand guidelines, product rules, writing guidance, and UI kits for citizen services.

Kiwi.com's open source Orbit design system for travel products, with React components, design tokens, Tailwind presets, and a free public Figma library.

Lemon Squeezy's open source Wedges library, a growing set of React components built on Radix primitives and Tailwind CSS, with a matching Figma kit.

Microsoft's Fluent 2 design system for moving fluidly between design and code across web, iOS, Android, and Windows, with tokens, components, and AI guidance.

monday.com's Vibe design system, official React UI resources for building monday.com apps, documented in Storybook with foundations, theming, hooks, and an MCP server.