MUI
MUI (Material UI SAS, France) is a developer tools company that builds React UI component libraries—including Material UI, Base UI, MUI X, and Joy UI—serving frontend developers, design teams, and product organizations worldwide. It operates an open-core model with MIT-licensed foundational components and commercial licensing for advanced features.
- Company typePrivate
- Founded2014
- HeadquartersParis, France
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What MUI does
MUI (legally Material UI SAS, incorporated in France) is a developer tools company that builds React UI component libraries for frontend developers, design teams, and product organizations. Founded in 2014, the company operates a comprehensive suite organized around two pillars: MUI Core (free foundational libraries including Material UI with 40+ Material Design components, Base UI unstyled accessible components, Joy UI, and MUI System CSS utilities) and MUI X (advanced components including Data Grid, Charts, Date/Time Pickers, Tree View, Scheduler, and Chat). The technology stack is built on React with TypeScript, Emotion (CSS-in-JS), and Pigment CSS, and MUI is the largest UI community in the React ecosystem with 5.8M weekly npm downloads, 93.9k GitHub stars, and 3,000+ open-source contributors.
MUI runs an open-core commercial model. Foundational components are MIT-licensed and free; advanced MUI X features require paid licenses at Pro ($299/year/developer), Premium ($599/year/developer), and Enterprise ($1,399/year/developer with a 15-seat minimum). Go-to-market combines product-led growth via npm distribution and community engagement with a direct enterprise sales motion for 25+ developer deployments. Revenue streams include subscription licensing, one-time template and design kit sales through the MUI Store (Figma, Sketch, Adobe XD), and Open Collective sponsorships (Diamond, Gold tiers). Supporting products include MUI Console (operational hub for license and API key management) and MUI Recipes (AI-assisted UI generation from natural language). Named enterprise customers include Spotify, Amazon, NASA, Netflix, Unity, Docker, Shutterstock, QuintoAndar, OpenClassrooms, Bethesda.net, GovX, and Housecall Pro, alongside a long tail of smaller adopters.
The company is founder-led by CEO Olivier Tassinari and co-founder Matt Brookes, employs 11-50 people distributed across 20+ countries on a fully remote basis, and has not disclosed institutional venture capital or private equity backing in the available data—indicating an independent, capital-efficient operating posture. Recent product cadence includes MUI X v8 (April 2025), Base UI 1.0 (February 2026), MUI Recipes launch (April 2026), MUI Console launch (April 2026), and the synchronized Material UI v9 / MUI X v9 release (April 2026).
MUI firmographics
Firmographics- Name
- MUI
- Legal name
- Material UI SAS
- Website
- https://mui.com
- Company type
- Private
- Founded year
- 2014
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- MUI (Material UI SAS, France) is a developer tools company that builds React UI component libraries—including Material UI, Base UI, MUI X, and Joy UI—serving frontend developers, design teams, and product organizations worldwide. It operates an open-core model with MIT-licensed foundational components and commercial licensing for advanced features.
- Ownership category
- akta.pro rank
Where MUI is headquartered
LocationHeadquarters
- HQ city
- Paris
- HQ country
- France
- HQ region
- Europe
Offices1 record
Markets served
MUI business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations
Revenue model
- MUI X Commercial Licenses: Open-core model with MIT-licensed community components and commercial Pro ($299/year/developer), Premium ($599/year/developer), and Enterprise ($1,399/year/developer with 15-seat minimum) licenses for advanced MUI X features. Perpetual and annual license models available with royalty-free deployment.
- MUI Store Products: Premium React templates and design kits (Figma, Sketch, Adobe XD) sold through the MUI Store. Educational/non-profit 50% discount available.
- Sponsorships & Open Collective: Diamond, Gold, and community sponsors support open-source development. Sponsors receive recognition in README and on homepage. Contact sales for pre-approval as sponsor.
- Support & Maintenance: 12 months of maintenance (free updates and support) included with license purchase. Renewal discounts: 50% for renewals before expiration, 35% up to 60 days after expiration, 15% beyond 60 days. Priority support is Enterprise-only.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Others | Community - Free forever MIT-licensed foundational components |
| Subscription | Annual | Pro - $299/year/developer for advanced MUI X features |
| Subscription | Annual | Premium - $599/year/developer for most advanced features |
| Subscription | Annual | Enterprise - $1,399/year/developer with enterprise-grade support |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels8 records
MUI product offering
Product offeringCore offering
MUI provides a comprehensive suite of React UI tools organized around two pillars: MUI Core (free foundational libraries including Material UI, Base UI, Joy UI, and MUI System) and MUI X (advanced commercial components such as Data Grid, Charts, Date/Time Pickers, Tree View, Scheduler, and Chat). The company operates an open-core model with MIT-licensed community versions and commercial Pro, Premium, and Enterprise licenses sold per developer. Supporting products include Templates, Design Kits, MUI Console for license/API management, and MUI Recipes for AI-powered UI generation.
Product overview
MUI provides a comprehensive suite of React UI tools organized around two main pillars: MUI Core (free foundational libraries) and MUI X (advanced components with commercial licensing). MUI Core includes Material UI (Google Material Design implementation with 40+ components), Base UI (unstyled accessible components), Joy UI (in-house design system alternative), and MUI System (CSS utilities). MUI X offers advanced data-rich features including Data Grid, Charts, Date/Time Pickers, Tree View, Scheduler, and Chat, with Community (MIT/free), Pro ($299/year), Premium ($599/year), and Enterprise ($1,399/year) tiers. Supporting products include Templates (pre-built UIs), Design Kits (Figma/Sketch), MUI Console (license/API management), and MUI Recipes (AI-powered UI generation). The ecosystem serves developers building React applications with components ranging from basic building blocks to sophisticated data visualization and AI-assisted features.
Differentiator
Problem solved
Functional benefit
Brands
- Material UI: Open-source React component library implementing Google's Material Design. Includes 40+ building block components.
- MUI X
- MUI Core
- Joy UI
- Base UI
- MUI System
- Templates
- Design Kits
Products and services
- Material UI Open-source React component library that implements Google's Material Design. Provides 40+ production-ready building block components for forms, navigation, data display, feedback, surfaces, and layout. Supports comprehensive customization through themes, the sx prop, and styled() utility.
- MUI X Collection of advanced React UI components for complex use cases. Includes Data Grid, Charts, Date/Time Pickers, Tree View, Scheduler, and Chat. MIT-licensed Community tier with Pro and Premium commercial plans for advanced features like row grouping, Excel export, and multi-sorting.
- Base UI Unstyled React component library for building accessible UIs. Production-ready components with 35 accessible building blocks, designed for developers who want full control over styling while inheriting accessibility best practices.
- Joy UI
Quantifiable outcome
- 5.8M weekly npm downloads
- +3 more outcomes
Companies that use MUI
Customer profileNamed customers14 records
Segments4 records
Ideal customer profiles4 records
MUI technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability3 records
Feature7 records
MUI partnerships and signals
Strategic signalScale indicators9 records
Recent moves6 records
Expansion highlights6 records
MUI competitors and assessment
Company assessmentDirect peers
- Ant Design: Ant Design is a comprehensive React UI component library implementing its own enterprise design language. It is one of MUI's largest direct competitors in the React component library market with similar breadth of components and an open-core commercial offering.
- Chakra UI: Chakra UI is a modular and accessible React component library widely adopted by startups and product teams. It directly competes with Material UI for developers choosing a production-ready React design system with strong theming and accessibility.
- Mantine: Mantine is a full-featured React component library with hooks and form management, gaining rapid traction as a Material UI alternative. It targets the same developer and product-team segments with comparable open-source components and a growing commercial offering.
- Radix UI: Radix UI provides unstyled, accessible React primitives that developers compose with their own styling. Radix's headless approach competes with Base UI, while its primitives can be assembled into feature parity with MUI's component suite.
- shadcn/ui: shadcn/ui popularized the copy-paste, owner-ship model for React UI components built on Radix and Tailwind CSS. It is an emerging direct competitor that has rapidly captured mindshare among developers who previously defaulted to Material UI.
- PrimeReact: PrimeReact is a comprehensive React UI component library with a commercial theme offering similar to MUI X Pro/Premium. It targets enterprise and data-rich application use cases that overlap directly with MUI X.
- Tailwind CSS: Tailwind CSS is a utility-first CSS framework that competes with MUI System and influences how developers build React UIs. Tailwind's ecosystem (including shadcn/ui) has shifted developer preferences toward utility styling versus component-library theming.
Others
- Storybook: Storybook is the leading open-source tool for building, documenting, and testing UI components in isolation. It is complementary and ecosystem-adjacent: MUI's component library is frequently consumed inside Storybook, and both serve the same developer tooling buyer.
Broad incumbents
- Carbon Design System (IBM): IBM's Carbon Design System is an enterprise-grade React (and other framework) component library. As a broader, design-system-led incumbent from a Fortune 500 vendor, it overlaps with MUI's enterprise ambitions while operating at much larger corporate scale.
- Atlassian Design System: Atlassian's design system provides React components underpinning Jira, Confluence, and Bitbucket. It is a broader incumbent with overlapping component-library capabilities but is primarily used internally and for Atlassian's ecosystem rather than competing for the same developer mindshare as MUI.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat6 records
Key risks5 records
Key highlights7 records
Customer concentration
MUI social profiles
Digital presenceMUI financial estimates
Financial estimateRevenue estimate
Valuation estimate
MUI leadership team
Management profileNumber of profiles
Profiles11 records
MUI funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
MUI M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about MUI
What does MUI do?
MUI provides a comprehensive suite of React UI tools organized around two pillars: MUI Core (free foundational libraries including Material UI, Base UI, Joy UI, and MUI System) and MUI X (advanced commercial components such as Data Grid, Charts, Date/Time Pickers, Tree View, Scheduler, and Chat). The company operates an open-core model with MIT-licensed community versions and commercial Pro, Premium, and Enterprise licenses sold per developer. Supporting products include Templates, Design Kits, MUI Console for license/API management, and MUI Recipes for AI-powered UI generation.
Is MUI a public or private company?
MUI is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was MUI founded?
MUI was founded in 2014. It employs 11 to 50 people.
Where is MUI based?
MUI is headquartered in Paris, France, in the Europe region.
How does MUI make money?
Four revenue lines are on record. MUI X Commercial Licenses are the primary driver. The others are MUI Store Products, sponsorships & Open Collective and support & Maintenance.
Who are MUI's main competitors?
Direct peers on record are Ant Design, Chakra UI, Mantine, Radix UI, shadcn/ui, PrimeReact and Tailwind CSS. Storybook is listed as an others. Broad incumbents are Carbon Design System (IBM) and Atlassian Design System.
Does MUI have an API?
Yes. MUI Console is an application for managing commercial offerings, gathering license keys, service API keys (including for AI assistant and add-on experiences), billing, and usage in one place. Teams can create, view, and rotate API keys for commercial services. MUI also offers MCP (Model Context Protocol) for AI support in the Data Grid, allowing users to describe what they want in natural language and the grid applies structured changes. Developer documentation is at mui.com/x/introduction/mcp.