Ext JS 8.0 Is Here: Everything Enterprise Developers Need to Know
Sencha's Latest Enterprise JavaScript Framework Release Delivers Modern JavaScript Support, New UI Components, and Improved Grid Performance

What's New in Ext JS 8.0
Modern JavaScript Support (ES2025)
Ext JS 8.0 introduces full ES2025 language support through improvements in Sencha Cmd and ExtGen. Enterprise teams can now write modern JavaScript natively, including let, const, and arrow functions — without workarounds or polyfills. This closes one of the most commonly cited gaps between Ext JS and other modern frameworks.

Digital Signature Pad
A brand-new native component for capturing digital signatures is now built directly into the framework for both Modern and Classic toolkits. No third-party library is required. The component is ideal for contracts, approval workflows, and document management applications, and includes:

Undo and Redo actions
Configurable pen width and color selection
Export options include PNG, JPG, and SVG

QR Code Reader & Generator
Another new native component allows developers to read and generate QR codes directly inside applications, with zero external dependencies. Common use cases include:

Authentication
Payments
Contact sharing
Wi-Fi configuration
Event information

Faster Wide Grids: Buffered Column Rendering
Horizontal grid buffering is a major performance improvement for applications with wide datasets. Virtual scrolling now applies to columns, not just rows — meaning only visible columns are managed in the rendering pipeline. This significantly improves performance for tables with hundreds or thousands of columns.

Lockable Grid Plugin (Modern Toolkit)
Developers can now freeze key columns while the rest scroll horizontally — a long-requested feature for data-intensive dashboards — now available natively in the Modern Toolkit with synchronized scrolling and full feature compatibility.

Better Accessibility
ARIA support improvements for form fields and a properly implemented tri-state checkbox for TreePanel help enterprise teams build more accessible applications. These enhancements are compatible with major screen readers including JAWS, Narrator, TalkBack, and VoiceOver.

Font Awesome 7
The latest Font Awesome 7 icon set is now fully supported as the default for both Modern and Classic toolkits, while maintaining full backward compatibility with existing FA5 configurations.

Backward Compatibility
Ext JS 8.0 is designed with minimal breaking changes from Ext JS 7.x. Sencha's versioning model treats major versions as roadmap milestones — not forced rewrites. Only minor adjustments are needed where necessary, and existing codebases are protected.

Who Should Upgrade
Teams on Ext JS 7.x upgrading to 8.0 is designed to be smooth, with all new features available and no mandatory migration work.
Teams evaluating enterprise UI frameworks Ext JS 8.0 is now a significantly more modern option than many developers realize.

Availability
Ext JS 8.0 is available now for existing customers and as a 30-day free trial for new users. For more information, visit www.sencha.com.

About Sencha
Sencha is a leading provider of enterprise-grade application development tools, helping organizations build complex, data-driven applications faster and more efficiently. With a focus on innovation, quality, and customer satisfaction, Sencha serves over 10,000 customers, including 60% of the Fortune 100.

About IDERA, Inc.
IDERA, Inc. delivers B2B software productivity tools that enable technical users to do more with less. IDERA's brands are supported by millions of community members and more than 100,000 customers worldwide, including over 90% of the Fortune 500.

View More: https://www.sencha.com/products/extjs/evaluate/