
Paste
Twilio's open-source design system for consistent, accessible communication product interfaces.
Product Overview
Paste is Twilio's official open-source design system for building consistent, accessible, and scalable user experiences in communication products like messaging, voice, video, and customer engagement platforms. It provides reusable UI components, patterns, guidelines, and tools based on modern design principles, with React implementations (Paste Core) and Figma libraries for seamless designer-developer collaboration in enterprise environments. Component Library: Reusable elements like buttons, forms, modals, tables, alerts, and data grids with variants for themes (light/dark) and states. Design Tokens: Semantic colors, typography, spacing, icons (Paste Icons), and motion for brand consistency. Accessibility: WCAG 2.1 AA compliance with ARIA support, keyboard navigation, and inclusive patterns. Tools: Figma kit for prototyping; React library with TypeScript; Storybook for component exploration.
Best For
Teams building scalable, consistent digital products.
Key Features
- Component Library: Reusable elements like buttons, forms, modals, tables, alerts, and data grids with variants for themes (light/dark) and states.
- Design Tokens: Semantic colors, typography, spacing, icons (Paste Icons), and motion for brand consistency.
- Accessibility: WCAG 2.1 AA compliance with ARIA support, keyboard navigation, and inclusive patterns.
- Tools: Figma kit for prototyping; React library with TypeScript; Storybook for component exploration.
Pros
- +Open source
- +Real-time collaboration
- +Extensive icon library
- +Color palette generation
Cons
- -Adoption requires team alignment
- -Customization can be complex
/// SPECS
- Pricing:Free
- Platform:Browser

NewsKit
News UK's open-source design system for consistent, accessible digital news experiences.

Orbit
Kiwi.com's open-source design system for consistent, accessible travel booking interfaces.

Pajamas
GitLab's open-source design system for consistent, accessible interfaces across products.

Palmetto Design System
open-source design system for consistent, accessible solar energy product interfaces.

Pando Design System
Pluralsight's open-source design system for consistent, accessible web interfaces.

Porsche Design System
open-source framework for consistent, premium automotive digital interfaces.

Primer Design System
GitHub's open-source design system for consistent, accessible web interfaces.

Radius Design System
Rangle's meta-framework accelerating custom design system creation with tools and kits.

Salt Design System
J.P. Morgan's open-source framework for accessible, customizable financial interfaces.

Paradigm Design System
Mail.ru/VK's open-source framework for consistent web interfaces.