shadcn/ui
Open-source copy-paste React components
MIT-licensed, copy-paste React components built on Radix/Tailwind, with a CLI and registries. It's the default UI kit for v0, Lovable and many agents.
Best for: UI foundation for AI-generated React apps
Visit shadcn/ui ↗92
score / 100
- Pricing
- Free (open source)
- Free tier
- Yes: free MIT components
- Open source
- Yes
- Last verified
- 2026-10-15
Score breakdown
- Fit for the use case21 / 25
- Vibe-coder friendliness12 / 15
- Output quality & reliability14 / 15
- Pricing & free tier15 / 15
- Ecosystem & integrations10 / 10
- Momentum10 / 10
- Code ownership & lock-in10 / 10
Why this score: You own every line, it's free, and AI tools generate it by default (~126k stars). A component library rather than a generator.
Based on desk research of official pricing pages and docs; see methodology.
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