React UI Kit

Prebuilt React components for chat, voice, and video calling. Supports React.js, Next.js, React Router, and Astro.

AI Agent Component Spec

Field	Value
Package	@cometchat/chat-uikit-react v6.3.x
Peer deps	react >=18, react-dom >=18, rxjs ^7.8.1
Calling	Optional — @cometchat/calls-sdk-javascript
SSR	Client-side only. Use ssr: false or client:only="react"
Localization	19 languages built-in
Source	GitHub

The CometChat React UI Kit provides prebuilt, customizable components for adding chat, voice, and video calling to any React app. Each component handles its own data fetching, real-time listeners, and state — you just drop them into your layout.

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Try It

Live Demo

Try the full chat experience in your browser

CodeSandbox

Fork, add your credentials, and start building

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Get Started

Pick your framework and follow the step-by-step integration guide:

React.js

Vite or Create React App

Next.js

App Router with client-side rendering

React Router

SPA with React Router v6+

Astro

React islands with client:only directive

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Explore

Components

Browse all prebuilt UI components

Features

Chat, calling, AI, and extensions

Theming

Colors, fonts, dark mode, and custom styling

Guides

Threaded messages, new chat, search, and more

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Resources

Sample App

Working reference app

Source Code

Full UI Kit source on GitHub

Figma

Design resources and prototyping

Troubleshooting

Common issues and fixes

Support

Open a support ticket

Migration Guide

Upgrading from v5