The Most Complete JS GridUI ComponentsJavaScript Framework in the World

Build robust, high-performance applications with Ext JS and React.

Ext JS
ReExt

Trusted by the world’s leading companies

See how Real Capital Markets powers 50% of US commercial real estate sales using Ext JS.

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Check out how Governance.io builds powerful governance and compliance app with Ext JS.

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Learn how Icube automates transactions and improves operational efficiency with Ext JS.

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Discover how Canadian Blood Services transformed a complex UI system with Ext JS.

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The Enterprise-ready
JavaScript UI Framework

The top choice for developers building data-rich, modern web and mobile applications.

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Why develop with Sencha Ext JS?

Rich set of UI components

Ext JS is a powerful UI framework that includes 140+ preintegrated high-performance components. These components make it easy to develop fast and consistent UIs for large data sets and come with built-in themes for easy usability.

High productivity

Save 100+ hours on component creation and maintenance. Accelerate coding, debugging, testing, and deployment with our powerful IDE and editor plugins and our UI toolkit. Build high-quality cross-platform HTML5 apps today.

Faster time to market

Eliminate cross-browser and platform testing. Build and ship web apps faster with preintegrated tools—Themer, Fiddle, Inspector, Architect, and Sencha Test. Superior design at your fingertips.

Performance

Experience lightning-fast data processing, over 300x faster than other vendors. The object-oriented approach and support for MVC and MVVM ensure developers can use their existing skills to develop apps faster.

Secure framework

Safeguard mission-critical apps. Our proprietary UI framework ensures safety and integrity, eliminating risks of open-source solutions. Build amazing apps with robust and reliable user interfaces.

Platform & browser support

Tested across a wide range of browsers and platforms (web, mobile, desktop) and adaptable to different screen sizes, Ext JS delivers a professional and consistent look for exceptional user experiences.

See how ReExt components can be transformed into scalable, high-performing and production-ready React apps.

Suma Campus

Explore Suma Campus

An EdApp built to simplify student placements in foreign universities. Manage courses, fees, eligibility, and student progress—all in one dashboard.

Inventory

Explore Inventory

Streamline warehouse and stock management with this smart inventory app. Visualize assets, track supplies, and control movement in real time.

Crypto Insights

Explore Crypto Insights

A crypto dashboard offering live data insights, currency tracking, and market analysis. Built to simplify digital asset monitoring

ReStockFlow

Explore ReStockFlow

A dynamic inventory management app built with ReExt, offering rich data visualization and seamless control over stock tracking and operations.

Financial Dashboard

Explore Financial Dashboard

Track KPIs, timelines, and key tasks in one powerful financial dashboard. Visualize data through charts and grids for smarter project decisions.

Tired of unsecured
open-source UI frameworks putting your business at risk?

Learn the difference between proprietary and open-source JavaScript UI frameworks. We break down all the myths and misconceptions.

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Unmatched Speed with Ext JS Data Grid

Experience lightning-fast data handling with Ext JS data grid, capable of loading and manipulating massive data sets in milliseconds. Built for web and mobile applications, it ensures seamless performance on any modern device.

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GXT: Your go-to web framework for Java development

Our comprehensive Java framework, Sencha GXT, empowers you to build feature-rich HTML5 applications using Java and GWT. With its adaptive layouts and highly optimized cross-platform HTML5 code, you can enjoy the flexibility and efficiency you deserve.

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Here’s how to get started building powerful apps with Sencha

Demos and training

Explore product demos, training resources, and extensive, well-structured documentation. Discover videos, tutorials, blogs, and examples of building UI components with the Kitchen Sink.

Hassle-free licensing

Simple and straightforward licenses include no hidden fees, guaranteed. Visit our store to learn more about Sencha licensing, authorized resellers, and OEM licensing. Compare options and easily renew licenses.