140 Open source projects that are alternatives of or similar to Theo

Import Google Spreadsheets to a format digestable by Theo

A tool for managing design decision outputs for different platforms

Create your Semantic Style Variables (Universal language for developers and designers).

A build system for creating cross-platform styles.

📚 Documentation, rationale and accessibility guidance

An open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @modulz.

The best design tools and plugins for everything 👉

A collection of libraries and tools that help you build adaptive, accessible, and robust user experiences.

Sample .NET Core REST API CQRS implementation with raw SQL and DDD using Clean Architecture.

Command line tool for exporting resources and generating code from your Figma files

🔥 A curated list of useful resources related to User Interface Design

The U.S. Web Design System helps the federal government build fast, accessible, mobile-friendly websites.

Design system for the modern web.

Priceline.com Design System

Batch create, manage and update Sketch styles and symbols using SCSS/LESS

A design system and React component library for the web brought to you by CA Technologies.

🎸 A sitemap template for ux design

An opinionated way of organizing front-end code in Ruby on Rails, based on components

Design System

🔦 Showkase is an annotation-processor based Android library that helps you organize, discover, search and visualize Jetpack Compose UI elements

⭐️ ⭐️ ⭐️ ⭐️ ⭐️  Tailwind Components

Convert Figma designs to HTML, React, Vue, Angular, and more!

😍 All kinds of resources for Developers 🔱 in one place.

A Sketch app plugin that help you find out popular design systems and download official Sketch UI kit.

The Design Token Framework — Adopt a unified design language across platforms, codebases, and teams

React components that implement Rimble's Design System.

Salesforce Lightning Design System for React

The Old Origami Website, do not use

The adaptive interface system for modern web experiences.

React based boilerplate for creating scalable and well documented Design Systems. Live demo https://pulse.heartbeat.ua

Quickly generate Sketch libraries from HTML documents and living style guides, powered by html-sketchapp

Tools for developing, documenting, and testing React component libraries

A collection of awesome React-based design systems

The CSS design system that powers GitHub

An enterprise-class UI design language and React UI library

🚀 The Australian Government Design System - Starter

Full Modular Monolith application with Domain-Driven Design approach.

UDT spec, reference library and related packages

This is the official DTCG repository for the design tokens specification.

A playbook for running Design Systems office hours or attending them as a Design System representative. Use this as a template for making your own company Design Systems office hours playbook!

Argon - Dashboard for Bootstrap 4 by Creative Tim

The webpack wrapper around patternlab-node core, providing tasks to interact with the core library and move supporting frontend assets.

Design with JSX, powered by your own component library.

A build system for managing cross-platform design systems using design tokens.

Convert Storybook into Sketch symbols 💎

A set of tools as React components for working with colors 🎨

A specification for defining theme objects & design tokens for use with UI components

A Foundation starter kit for Pattern Lab

Build consistent, themeable React apps based on constraint-based design principles

Functional CSS for humans. Verbose edition.

⬢ Style props for rapid UI development

✨ A curated list of awesome design principles

Keep your design team in sync!

A list of resources on all things to do with Design Tokens

📚 A library of components based on the concept of neumorphism

A React Component library implementing the Base design language

⚡️ Lightning fast MDX-based dev server for progressive documentation

A high quality UI Toolkit built on Vue.js 2.0

Gett's Design System code generator. Use Zeplin Styleguides as your R&D's Single Source of Truth.

CION - Design system boilerplate for Vue.js