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// IN-DEPTH ICON LIBRARY COMPARISON

Lucide Icons vs Iconoir (2026)

When building modern web applications, choosing the right icon library can significantly impact both your application's aesthetic and its performance. In this comprehensive comparison, we pit Lucide Icons against Iconoir to help you make an informed decision for your React, Next.js, Vue, or Svelte project.

Together, these libraries represent some of the most popular open-source UI assets available today. Lucide Icons boasts an impressive 1,960 icons (licensed under ISC), while Iconoir counters with 1,384 highly-polished icons (licensed under MIT).

Below, we dive into the technical details: bundle size impacts, tree-shaking capabilities, TypeScript support, explicit commercial licensing rules, and real-world implementation examples.

⚠️ Upgrading to Lucide React v1.0?

The lucide-react 1.0 release introduced breaking changes — many icons were renamed (e.g. BarChart2ChartBar, PlusCircleCirclePlus). If your build fails with module '"lucide-react"' has no exported member, read our migration guide.

Read the Lucide-React v1.0 Migration Guide →
Lucide Icons
1,960
icons
12,000 stars · ISC
View full guide →
VS
Iconoir
1,384
icons
5,200 stars · MIT
View full guide →

TECHNICAL FEATURE COMPARISON

When comparing Lucide Icons and Iconoir, developer experience features like TypeScript definitions and tree-shaking support are just as important as the icon count. Review the matrix below to see how they stack up.

FEATURE
Lucide Icons
Iconoir
Total Icons
1,960
1,384
GitHub Stars
12,000
5,200
License
ISC
MIT
TypeScript
✓ Yes
✓ Yes
Tree Shakable
✓ Yes
✓ Yes
Figma Plugin
✓ Yes
✓ Yes
Styles
outline
outline
Frameworks
react, vue, svelte, nextjs
react, nextjs, vue, solid

LICENSING & COMMERCIAL USE DEEP-DIVE

Legal compliance is critical when selecting assets for a commercial software project. Understanding the nuances between the ISC license used by Lucide Icons and the MIT license used by Iconoir will ensure your project remains risk-free.

Lucide IconsISC

Lucide Icons uses the ISC License, which is functionally equivalent to the MIT License but written in simpler language. You are free to use it in commercial projects, modify icons, and redistribute without restriction. The only condition is preserving the copyright notice.

✓ COMMERCIAL USE
Free for personal, commercial, and SaaS projects without recurring fees.
IconoirMIT

Iconoir uses the MIT License — one of the most permissive open-source licenses. You can use it in any commercial project, modify the icons, and redistribute them freely. The only requirement is preserving the copyright notice in copies of the software.

✓ COMMERCIAL USE
Free for personal, commercial, and SaaS projects without recurring fees.
Read our complete Icon Library License Guide (MIT vs ISC vs Apache) →

PERFORMANCE & BUNDLE SIZE

Modern front-end frameworks like React and Next.js heavily penalize large JavaScript bundles. This makes tree-shaking—the ability of a bundler to remove unused code—a crucial factor when choosing between Lucide Icons and Iconoir.

  • Lucide Icons Performance: Because Lucide Icons supports tree-shaking, importing a single icon will only add a tiny fraction of a kilobyte to your final bundle. You can safely install the entire package without performance concerns.
  • Iconoir Performance: Similarly, Iconoir is fully tree-shakable. Your Webpack or Turbopack build step will strip out any unused icons, ensuring your First Contentful Paint (FCP) metrics remain exceptional.

REACT IMPORT SYNTAX & INTEGRATION

Here is how you actually write the code to import and use each library in a React or Next.js component. Both libraries offer distinct APIs and integration patterns.

Lucide Icons Integration
import { Home } from 'lucide-react'

export default function App() {
  return <Home size={24} />
}
Iconoir Integration
import { Camera, Search } from 'iconoir-react'

export default function App() {
  return (
    <div className="flex gap-4 text-blue-500">
      <Camera color="currentColor" strokeWidth={1.5} />
      <Search />
    </div>
  )
}

FINAL VERDICT: WHICH SHOULD YOU CHOOSE?

Still undecided? Here is our definitive breakdown of when to use Lucide Icons versus when to opt for Iconoir.

CHOOSE LUCIDE ICONS IF...
Actively maintained
Consistent style
TypeScript support
Tree-shakable
CHOOSE ICONOIR IF...
Incredibly consistent, premium aesthetic that rivals paid libraries.
Wide framework support including React Native and Flutter.
Highly customizable stroke widths.
Excellent Figma plugin synchronization.

FREQUENTLY ASKED QUESTIONS

Which is better: Lucide Icons or Iconoir?

Choosing between Lucide Icons and Iconoir depends entirely on your project's technical requirements and design aesthetic. Lucide Icons provides 1,960 icons and is notable for actively maintained, while Iconoir offers 1,384 icons and is best known for incredibly consistent, premium aesthetic that rivals paid libraries..

Are Lucide Icons and Iconoir completely free to use?

Yes. Both libraries are highly permissive open-source projects. Lucide Icons is licensed under ISC, and Iconoir is licensed under MIT. Both licenses permit free commercial usage, modification, and redistribution in both personal and enterprise projects.

Do these libraries support TypeScript natively?

Yes, Lucide Icons includes excellent built-in TypeScript definitions. Similarly, Iconoir offers robust native TypeScript support for an improved developer experience.

NPM INSTALLATION COMMANDS

Install Lucide Icons
npm install lucide-react
Install Iconoir
npm install iconoir-react

RELATED RESOURCES

Lucide Icons — Comprehensive License, Installation & React GuideIconoir — Comprehensive License, Installation & React GuideSearch 15,000+ Icons Across All Libraries InstantlyIcon Library License Guide — MIT vs Apache vs ISC ExplainedFind the Best Icons For Your Project — Interactive Wizard

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