Image Loading System

Nuke provides an efficient way to download and display images in your app. It’s easy to learn and use. Its architecture enables many powerful features while offering virtually unlimited possibilities for customization.

The framework is lean and compiles in under 2 seconds¹. Nuke has an automated test suite 2x the size of the codebase itself, ensuring excellent reliability. Every feature is carefully designed and optimized for performance.

Fast LRU memory and disk cache · SwiftUI · Smart background decompression · Image processing · Resumable downloads · Intelligent deduplication · Request prioritization · Prefetching · Rate limiting · Progressive JPEG, HEIF, WebP, SVG, GIF · Alamofire · Combine · Async/Await

Sponsors

Nuke is proudly sponsored by Stream, the leading provider in enterprise grade Feed & Chat APIs.

Support Nuke on GitHub Sponsors.

Installation

Nuke supports Swift Package Manager, which is the recommended option. If that doesn’t work for you, you can use binary frameworks attached to the releases.

Documentation

Nuke is easy to learn and use thanks to documentation generated using DocC: Nuke, NukeUI, NukeExtensions. Make sure to also check out Nuke Demo.

Upgrading from the previous version? Use a Migration Guide.

Extensions

The image pipeline is easy to customize and extend. Check out the following first-class extensions and packages built by the community.

Name	Description
Alamofire Plugin	Replace networking layer with Alamofire
NukeWebP	Community. WebP support, built by Maxim Kolesnik
WebP Plugin	Community. WebP support, built by Ryo Kosuge
AVIF Plugin	Community. AVIF support, built by Denis
RxNuke	RxSwift extensions for Nuke with examples

Looking for a way to log your network requests, including image requests? Check out Pulse.

Minimum Requirements

Nuke	Date	Swift	Xcode	Platforms
Nuke 12.0	Mar 4, 2023	Swift 5.6	Xcode 13.3	iOS 13.0, watchOS 6.0, macOS 10.15, tvOS 13.0
Nuke 11.0	Jul 20, 2022	Swift 5.6	Xcode 13.3	iOS 13.0, watchOS 6.0, macOS 10.15, tvOS 13.0
Nuke 10.0	Jun 1, 2021	Swift 5.3	Xcode 12.0	iOS 11.0, watchOS 4.0, macOS 10.13, tvOS 11.0

License

Nuke is available under the MIT license. See the LICENSE file for more info.

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¹ Measured on MacBook Pro 14” 2021 (10-core M1 Pro)