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Reviewed · Updated 2026-10-04

Mantine UI

Free, open-source React library with 120+ components and 70+ hooks, plus a free set of 123 ready-made UI blocks for web apps.

Reviewed by the Conversion Gems editorial team ·
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Pricing
Free
Best for
Free React component library
Category
Developer & Technical

Mantine UI is a free, open-source React library with more than 120 components and 70 hooks, plus a collection of 123 ready-made UI sections at ui.mantine.dev. It is for React developers building apps, dashboards and SaaS front ends. Everything is MIT-licensed and free for commercial use; version 9 needs React 19.2.

The bottom line

A strong default for React dashboards and SaaS apps; not an option outside React.

8.7
Our score
8.7 / 10
Conversion Gems editorial verdict
Free (MIT license)
Features9/10
9 - 120+ components, 70+ hooks, 13 packages including forms, charts and editor, plus 123 free blocks.
Value10/10
10 - everything is free under MIT, including commercial use.
Ease of use8/10
8 - npm install and a provider; docs cover Next.js, Vite and more, but v9 requires React 19.2.
Ecosystem8/10
8 - works with major React frameworks, ships an MCP server and llms.txt; 5M+ monthly downloads per mantine.dev.
Support7/10
7 - docs, help center, GitHub and a 12,000+ member Discord; no paid support.
What it really is

A free, MIT-licensed React component and hooks library, plus a free collection of ready-made UI sections.

Our take

Mantine is one of the most complete free options for React apps: components, hooks, forms, charts and ready-made blocks without a paid upsell. Check your React version first, since v9 needs React 19.2.

Why we rate it

It covers most front-end needs for a React app at no cost and with an active release cycle.

The catch

React-only, and major versions raise the minimum React version (v9 needs 19.2).

Best for
React dashboards and admin panels
SaaS front ends on Next.js or Vite
Teams that want free ready-made UI sections
Not good for
Vue, Svelte or Angular projects
Apps stuck on older React versions
Friction report
Time to value
Minutes: install @mantine/core and @mantine/hooks, wrap the app in MantineProvider, then copy components.
Scale breakpoint
None on cost; major-version upgrades may need code changes.
Walled garden
Low: MIT code, standard CSS modules, works alongside other styling.

What Mantine costs

PartPriceLicense
Mantine library (@mantine/core, hooks and extensions)FreeMIT
Mantine UI collection (123 components)FreeMIT, commercial use allowed

From Mantine's GitHub repository and ui.mantine.dev, checked 4 October 2026. There is no paid tier; the project accepts sponsorship on OpenCollective.

Main Mantine packages

PackageWhat it adds
@mantine/coreCore components (100+ per the repository)
@mantine/hooksHooks for state and UI management
@mantine/formForm state and validation
@mantine/chartsCharts built on Recharts
@mantine/notificationsNotification system
@mantine/spotlightCommand palette
@mantine/tiptapRich text editor
@mantine/dropzoneDrag-and-drop file upload

From the mantinedev/mantine GitHub README, checked 4 October 2026.

Frequently Asked Questions

Mantine UI alternatives

Other React component libraries to compare:

Chakra UI: MIT-licensed accessible React components, with optional paid Pro blocks.
Radix UI: Unstyled accessible primitives plus a pre-styled Themes package, all MIT.
v0: Vercel's AI tool that generates React interfaces from text prompts.
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Tags

#React#UIComponents#OpenSource

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