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Download Your JavaScript Data Grid Library — FREE with Ext JS
Ext JS delivers the market-leading JavaScript grid component for building high-performance, data‑rich web applications. Handle millions of records with smooth scrolling, instant sorting, and live updates—no extra plugins required.
A JS grid engineered by developers, for developers. With a comprehensive API, extensive docs, and enterprise‑grade support, you can be productive in minutes.
Benefits you’ll get from using the Ext JS Data Grid:
- High‑performance rendering for large datasets (virtual scrolling, buffered updates)
- 140+ built‑in features —filtering, grouping, pivoting, export, and more
- Cross‑browser & cross‑device consistency out of the box
- Unlimited deployments & unlimited end‑users
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Start your free trial today and get 30 days of FREE technical support to hit the ground running.
G2’s Top JavaScript Web Framework Six Years in a Row.
Thousands have chosen Sencha
“We use Ext JS, Sencha Touch and Sencha Cmd to build rich, native-like apps with a superior user experience that solve business problems in an uncompromising way.”
“The decision to use Ext JS was easy. We preferred to sit on Sencha’s shoulders and call ourselves tall, rather than reinvent the wheel. Ext JS allows our teams to focus on our strengths – delivering marketing and business intelligence solutions for the commercial real estate industry.”
“The Ext JS component library is both extremely feature complete and extensible; the grid is unmatched by any other framework for large datasets. By leveraging Ext JS Charts, we enable our customers to build complex yet intuitive visualisations and dashboards of their data to gain valuable insights.”
“With the combination of an easy upgrade path and new features including MVVM architecture, touch events and charting enhancements, Ext JS is the best way for us to build desktop and tablet apps with a single codebase.”
“The Ext JS tablet support increases our productivity because we can deliver tablet versions of custom desktop apps to our customers simultaneously and with very little incremental effort.”
