Harnessing Zoneless Change Detection in Angular 20+

📰 Dev.to · Karol Modelski

Optimize Angular app performance by leveraging zoneless change detection, reducing unnecessary computations and improving responsiveness

intermediate Published 14 Sept 2025

Action Steps

Identify performance bottlenecks in your Angular app using the Browser's DevTools
Configure zoneless change detection in your Angular module using the 'zone.js' library
Implement the 'ChangeDetectorRef' to manually detect changes and update the component tree
Use the 'NgZone' service to run code outside of the Angular zone and improve performance
Test and optimize your app's performance using benchmarking tools and profiling techniques

Who Needs to Know This

Angular developers and performance optimization teams can benefit from this technique to improve app responsiveness and user experience

Key Insight

💡 Zoneless change detection can significantly improve Angular app performance by reducing unnecessary computations and improving responsiveness

Key Takeaways

Optimize Angular app performance by leveraging zoneless change detection, reducing unnecessary computations and improving responsiveness

Why do Angular apps sometimes feel sluggish despite modern hardware? The answer often lies in how...