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PatternFly

Updated: Oct 16, 2026

Red Hat's MIT-licensed open source design system: build consistent, accessible enterprise applications with React and HTML libraries, design guidelines, and an open community.

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About PatternFly

Overview

PatternFly is an open source design system sponsored and maintained by Red Hat. It provides components, documentation, and code for building consistent, scalable enterprise products, and anyone can use or contribute to it.

Released under the MIT license, the project operates on principles of transparency and community contribution. Red Hat products use PatternFly extensively, yet the system remains open to all teams.

Key Benefits

  • MIT-licensed open source: free to use, modify, and contribute to
  • Ready-to-use React and HTML libraries speed up front-end development
  • Native accessibility support helps teams build inclusive interfaces
  • Extensive design guidelines establish a unified language across teams
  • A design kit translates design work directly into code
  • Sponsored and maintained by Red Hat for long-term stability

How It Works

Teams start with the ready-to-use code samples, guidelines, and tools published on the PatternFly website. Designers and developers then build interfaces with the React or HTML libraries, and product teams can contribute or request changes to adapt the system to their own needs.

Use Cases

  • Front-end developers build enterprise interfaces with documented React and HTML libraries
  • UX designers follow extensive design guidelines for simple components and complex UI solutions
  • Red Hat product teams ship custom solutions with strong security and compliance
  • New developers create effective, inclusive interfaces using native accessibility support
  • Community members shape future plans through GitHub discussion boards and issue roadmaps

Why Choose This Product

Red Hat guides PatternFly's development through its own product requirements, so the system delivers strong security, compliance, and predictable change management. The MIT license aligns with Red Hat's values of transparency and direct contribution, giving enterprise teams a stable foundation for their products.

PatternFly Pros & Cons

Strengths
  • Open source under the MIT license
  • Sponsored and maintained by Red Hat
  • Ready-to-use React and HTML libraries
  • Native accessibility support
  • Active community with events, roadmaps, and GitHub discussion

Key Features

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React and HTML libraries

Provides ready-to-use React and HTML libraries for building enterprise product interfaces.

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Native accessibility support

Includes native accessibility support so developers can create effective, inclusive interfaces.

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Design guidelines

Offers extensive design guidelines with documented shortcuts for simple components and complex UI solutions.

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Design kit

Ships a design kit that translates design work directly into code.

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Component documentation

Publishes ready-to-use code samples, clear guidelines, and additional tools on the PatternFly website.

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Public roadmaps

Publishes issue boards on GitHub that show current work and planned features.

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Community discussion

Runs a GitHub discussion board where members help drive future design and development plans.

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Community events

Hosts regular community meetings to share information and address member questions.

PatternFly Pricing

Free
Free

Pricing extracted from the product website and may change. Check the source for current details.

Frequently asked questions about PatternFly

What is PatternFly?

PatternFly is an open source design system dedicated to building consistent, usable enterprise software. It provides standards and resources that reduce redundancy and establish a unified language for cross-functional teams, ensuring products are visually consistent, accessible, and easy to use.

Who uses PatternFly?

PatternFly is used extensively across Red Hat products, but anyone can use or contribute to it. The website offers ready-to-use code samples, clear guidelines, and additional tools and resources.

Why does Red Hat use PatternFly?

Red Hat prefers PatternFly because of a shared commitment to open source and the system's focus on enterprise experiences. As an MIT-licensed project, PatternFly aligns with Red Hat's values of transparency and direct contribution, enabling tailored solutions for critical enterprise workflows.

Why should I use PatternFly?

PatternFly gives front-end developers detailed documentation, native accessibility support, and flexibility through React and HTML libraries, so even new developers can create effective, inclusive interfaces. Designers also benefit from extensive design guidelines covering both simple components and complex UI solutions.

Is PatternFly free?

Yes β€” PatternFly is free to use. See the pricing section for any optional add-ons.

What platforms does PatternFly support?

PatternFly is available on: Web.