Design Systems

The open-source enterprise design system born inside Ant Group (Alipay's parent), now the most influential Chinese design language and one of the most widely adopted React component libraries in the world.

Uber's React implementation of Base — a living component system.

Channel Talk's open-source design system — Bezier (MIT). Inter + Noto KR/JP type stacks, token/component/icon packages, marketing-vs-product type cliff documented.

IBM's open-source design system with React, Angular, Vue, and Web Components.

ClickHouse brand hub plus the Click UI design system and component library.

Microsoft's cross-platform design system — Segoe UI type ramp, brand color ramps, motion/curve tokens, and component guidance for web, Windows, iOS, and Android.

Vercel's design system with 50+ components, foundations, and brand resources.

Pinterest's open-source React component library with tokens and foundations.

Hahow's open-source design-system theme — Primary/Secondary token scales (Primary 500 #00ccb4).

HashiCorp's design system documenting components and foundations.

Apple's official design guidelines for iOS, macOS, watchOS, and visionOS.

Kdan's open-source UI token library (kdanGreen brand token + neutral scale + semantic colors).

행정안전부 주관 범정부 통합 디자인 시스템. Government Blue #256EF4, Pretendard GOV, WCAG/KWCAG 2.2 a11y-first tokens and components.

MongoDB's open-source design system with an extensive React component library.

SLDS 2 — Salesforce's agentic-era design system built on CSS custom properties (global styling hooks, --slds-g-*), shipping the canonical brand-blue scale, semantic color ramps, radius/spacing/shadow scales as machine-readable tokens (@salesforce-ux/sds-styling-hooks).

LINE's shared design system for products across the LINE family.

Google's open-source design system — color roles, type scale, shape and motion tokens used across Android and Google products.

Miro's CSS component library for apps built on the Miro platform.

Money Forward's open-source React component library and theme tokens for the Money Forward Cloud business suite — buttons, forms, and a typed styled-components theme published on GitHub.

Remember (drama&company) UI library — public Storybook deploy with components for the business-card / B2B networking product.

Sanity's accessible React toolkit for building apps with design tokens.

Karrot (Daangn)'s open-source design system for marketplace apps.

Sendbird's official chat UIKit — a documented, token-driven conversation-UI system (React, iOS, Android, React Native) with named color sets, message components, and themeable light/dark resources.

SmartHR's fully public, governance-driven design system — primitive and semantic tokens, accessibility-first components, and inclusive UI guidelines published openly at smarthr.design.

SOCAR's design system hub — Space Frame, SOCAR Blue, Sandoll Gothic Neo2 + Avenir typography, and mobility-flow component patterns.

Adobe's design system. Spectrum 2 (s2.spectrum.adobe.com) is the current generation — blue-900 #3b63fb accent, 16px pill geometry, Adobe Clean Spectrum VF.

Toss's mobile design system — 40+ components, tokens, and hooks.

NHN's official open-source component library (TUI Grid/Editor/Calendar/Chart/Image-Editor), MIT-licensed under the nhn GitHub org and documented at ui.toast.com.

Ubie's open-source design system — tokens, 25+ components, icons, and UX writing for healthcare products.

velog's production frontend is fully open-source (MIT); its design tokens live in src/lib/styles (themes.ts + palette.ts), built on the Open Color palette.

freee's open-source design system with accessibility-focused components.

Wanted's Montage design system docs — components, foundations, Wanted Sans, and the brandcenter resource hub.

Wise's design system covering foundations, components, patterns, and tone of voice.

여기어때 디자인 라이브러리 — A Visual Language for Travel. Foundations, components, and tokens.

Airbnb's brand guidelines hub with logo, color, and visual identity rules.

Airtable's trademark usage and brand guidelines.

Banksalad's public GitHub org including styleguide repos and BPL (Banksalad Product Library) reference material.

Clay's official press kit and co-branding guidelines.

Cohere's press kit with logos, symbols, and media resources.

Official BI/brand guideline (v4.0) — Coinone Blue color system, signature logo lockups, clear-space rules.

Coupang's official media-asset brand guidelines — logo usage, sizing, and attribution rules.

Cursor's brand guidelines with logos, icons, and naming conventions.

Official brand site (dropbox.design redirects here) — framework, voice & tone, logo, typography, iconography, color, imagery, motion.

ElevenLabs brand guidelines covering logo, symbol, and product sub-brands.

Expo logo/wordmark trademark and usage guidelines.

Figma's official trademark and brand usage guidelines with logo downloads.

Framer's brand and trademark guidelines with logo rules and color palette.

Healience design team blog — the Cell + Welchis two-system architecture behind Gangnamunni's medical-platform UI.

Gmarket's SIL OFL brand typeface — 3 weights, TTF/OTF, 11,172 KR glyphs. First-party font artifact from a 25-year-old open marketplace; backing 247 :root CSS vars + Smile Yellow #ffd200 + Club/Event/Service sub-systems on the storefront.

Hyundai Card's official Design Library — the brand's design philosophy, the proprietary Youandi typeface, and visual identity.

KakaoBank Brand Identity Guidelines V2.0 — logo system, KakaoBank Yellow #FFE300, downloadable CI assets.

KakaoPay's design narrative blog — 3 pillars (Color · Icon · Type), the 3:1 contrast accessibility policy, and the KPDS internal design system context.

Linear's brand guidelines with wordmark, logomark, and color specifications.

Mistral AI's logo, colors, typography, and brand asset kit.

NAVER Corp's official brand guide — logo usage, NAVER Green #03C75A, and identity rules.

OpenCode's terminal-oriented logo and brand assets.

PostHog's public handbook brand, logo, and illustration guidelines.

Raycast's brand guidelines with colors, logos, and asset kit.

Resend's brand guidelines with wordmark, icons, and naming rules.

Supabase's brand guidelines with logos and integration button specs.

Superhuman's press and brand asset kit.

Together AI's logo, color, and typography brand guidelines.

Upstage's brand resource hub — logo / symbol assets + IP rights statement. Token spec lives only in production CSS (Geist + Espeak proprietary face + violet #5B52FF × plum #3C043B + Solar accent #D2FF95).

Whoscall's official brand page — logo, the documented brand green #0CD25F, and usage guidelines.

Yanolja's official brand center — visual identity inspired by the Multiverse of Dreams.

Zapier's official brand guidelines 1.0.

Kakaostyle / ZIGZAG's brand & design articles — the ZDS (ZIGZAG Design System) rearchitecture and the 2021 cool-pink rebrand.