HeroUI v3 (Previously NextUI) - Beautiful by default, customizable by design.

What it is

HeroUI (formerly NextUI) is a modern UI library for building web and mobile applications. It provides a set of pre-designed, customizable components and themes. The library is open source (27.7 k GitHub stars) and is backed by Y Combinator (S24). It targets developers who need a consistent, cross-platform design system for React-based projects, including React Native via HeroUI Native.

Main Features

Component Library

• Pre‑built UI components for common patterns: forms (inputs, dropdowns, price sliders), actions (new file, edit, delete), verification codes, notifications, buttons, modals, and toasts.
• Ready‑to‑use templates (Pro) for full layouts: dashboard, mail, chat, finances.
• Customizable theming – “beautiful by default, customizable by design.”

Cross‑Platform Support

• Web: standard React components.
• Mobile: HeroUI Native (v1.0.4) with dedicated typography, soft palette, vibrant theme, and support for Expo 56.

Community & Ecosystem

• Open‑source codebase with 27.7 k stars.
• Social presence: Twitter, Discord, GitHub.
• Blog, roadmap, and documentation available on the website.
• Search functionality (⌘ K) for quick navigation.

How it works

Getting Started

• Users can access the library via the documentation, view components, and start building immediately.
• A 7‑day free trial is available (no credit card required); paid plans provide additional credits and features.

Typical Usage Scenarios

• Form building: email input with state dropdown, price selection slider, and account verification code inputs.
• File management: actions such as creating, editing, and deleting files with keyboard shortcuts (⌘ N, ⌘ E, ⌘ ⇧ D).
• Authentication flows: sign‑up with email or social logins (Google, Apple), including push notification prompts.
• Dashboard layouts: components for displaying chats, emails, and financial data, with timeline filters (1D, 7D, 1M, 1Y, All).
• Community features: group membership displays (e.g., “Indie Hackers”, “AI Builders”) with member counts.

Key Points

• The library emphasizes both visual appeal and deep customizability.
• It provides a unified design system for both web and mobile platforms.
• Strong open‑source community (27.7 k stars, 97.1 k followers on X/Twitter).
• Backed by Y Combinator (S24).
• A Pro tier offers pre‑built application templates for faster development.

Additional Details

• Pricing & Plans: Free trial available; paid plans offer credits for extended use. The page displays a price slider set at $250.00 (likely a component demo, not actual product cost).
• Licensing: © 2026 NextUI Inc. All rights reserved.
• Technical Requirements: Web version requires React; mobile version requires React Native with Expo 56 support.
• Availability: Full documentation, themes, and components are accessible on the official website.