---
title: Building high-performance lists and collection views
framework: uikit
role: sampleCode
role_heading: Sample Code
path: uikit/building-high-performance-lists-and-collection-views
---

# Building high-performance lists and collection views

Improve the performance of lists and collections in your app with prefetching and image preparation.

## Overview

Overview note: This sample code project is associated with WWDC21 session 10252: Make Blazing Fast Lists and Collection Views.

## See Also

### Loading and caching images

- [Providing images for different appearances](uikit/providing-images-for-different-appearances.md)
- [Configuring and displaying symbol images in your UI](uikit/configuring-and-displaying-symbol-images-in-your-ui.md)
- [Creating custom symbol images for your app](uikit/creating-custom-symbol-images-for-your-app.md)
- [init(named:in:compatibleWith:)](uikit/uiimage/init(named:in:compatiblewith:).md)
- [init(named:in:with:)](uikit/uiimage/init(named:in:with:).md)
- [init(named:in:variableValue:configuration:)](uikit/uiimage/init(named:in:variablevalue:configuration:).md)
- [init(named:)](uikit/uiimage/init(named:).md)
- [init(imageLiteralResourceName:)](uikit/uiimage/init(imageliteralresourcename:).md)
- [init(systemName:withConfiguration:)](uikit/uiimage/init(systemname:withconfiguration:).md)
- [init(systemName:variableValue:configuration:)](uikit/uiimage/init(systemname:variablevalue:configuration:).md)
- [init(systemName:compatibleWith:)](uikit/uiimage/init(systemname:compatiblewith:).md)
- [init(systemName:)](uikit/uiimage/init(systemname:).md)
- [init(resource:)](uikit/uiimage/init(resource:).md)