Best iOS libraries To Check Out In 2024
March 8, 2024
9 min read

The current era marks the pinnacle of good fortune for the mobile app development industry, particularly since the introduction of the latest iOS update.

Our field is currently undergoing multiple revolutions simultaneously, with each element interweaving and influencing the others. The advent of 5G technology pledges to amplify the speed of our apps by tenfold whereas wearable tech allows them to seamlessly integrate with our physical beings. 

However, amidst this surge of innovation, we also face our fair share of challenges. Therefore, it is imperative to constantly keep abreast of the most recent libraries and tools, especially in the iOS world, given the monumental strides promised by the latest update.

Just imagine, as an iOS developer, how drastically different your professional landscape would be in the absence of iOS libraries. It's a scenario that's hard to fathom, isn't it? That's precisely the crux of our argument!

So, let’s talk about some best iOS Libraries

Software or App development is a rapidly changing field in which new and innovative frameworks and libraries help developers accelerate their development skills and save time. Ever wondered why an iOS developer loves the open-source iOS Swift libraries?

The answer is quite simple, who would like to spend considerable time creating codes from scratch? Developers will definitely choose ready-to-use libraries rather than developing an iPhone app from scratch.

Now, let’s move ahead to know about the top and most useful iOS libraries that are dominating the iOS world like the way iOS has revolutionized the electronic world.

Top 10 Excellent iOS Libraries Every Developer Should Know

If you’re an iOS developer or looking to build an iOS product, staying up-to-date with the latest libraries and tools is crucial to enhance productivity and create high-quality applications. Therefore, iOS libraries provide pre-built components and functionalities that can significantly streamline development and improve the overall user experience. 

So, let’s explore the top 10 excellent iOS libraries that every developer should know. 

  • RxSwift
  • Kingfisher
  • SwiftyBeaver
  • Nimble
  • Realm
  • Snapkit
  • Eureka
  • Spring
  • Starscream
  • CocoaLumberjack


RxSwift is a powerful reactive programming library for iOS development. It brings the concept of reactive programming to Swift, enabling developers to handle asynchronous operations, data streams, and event-driven programming in a more declarative and composable way.

RxSwift provides a rich set of operators and abstractions that simplify complex asynchronous code, making it a valuable tool for building responsive and scalable iOS applications. Therefore, RxSwift, the swift version of Rx, is an innovative and effective library that enables simple self-paced operations and events in an isolated manner.


Kingfisher is a popular image downloading and caching library for iOS. It provides a simple and efficient way to fetch images from remote sources, such as URLs, and cache them for future use, making it one of the best iOS libraries. Kingfisher supports various image formats, offers advanced caching strategies, and handles asynchronous image loading, making it an essential tool for managing images in iOS applications.

In simple terms, just like a fisherman catches fish from rivers, the kingfisher catches images from the web. If you’re a remote images worker, then give it a try to an excellent iOS library with superb additional options.


SwiftyBeaver is a versatile iOS library that brings powerful logging capabilities to your applications. Logging is an essential aspect of software development, enabling developers to track and analyze application behavior, troubleshoot issues, and gain insights into the app’s performance. SwiftyBeaver simplifies the logging process by providing a unified interface and convenient features.

With SwiftyBeaver, you can easily log messages, warnings, errors, and other relevant information. The library supports various log destinations, including the console, file, and remote servers, allowing you to choose the most suitable logging mechanism for your needs. It also offers log rotation and compression, ensuring that your log files remain manageable and easy to analyze.


Nimble is a popular iOS library that enhances the testing capabilities of developers. It provides a BDD (Behavior-Driven Development) style syntax, allowing developers to write clear and expressive tests. Nimble integrates seamlessly with XCTest, the default testing framework in iOS, making it easy to incorporate into existing projects. It demonstrates the best practice and elaborate features of code understandably.

Additionally, it integrates well with popular iOS testing frameworks, including Quick, enabling developers to leverage the benefits of BDD-style testing. Quick allows for organizing tests into nested groups, providing a clear structure and hierarchy to test suites.


Realm is a fast and efficient mobile database framework for iOS. It offers an alternative to traditional SQLite-based databases and provides a more intuitive and easy-to-use API for data storage and retrieval. Its real-time capabilities allow developers to build reactive and responsive apps. Moreover, its cross-platform support enables seamless data synchronization between different devices.

It is built to be fast and efficient, with optimizations specifically designed for mobile platforms. Moreover, it performs exceptionally well even with large datasets, and its lightweight architecture ensures minimal impact on app performance. It is available in Swift and Objective-C and is designed for better and faster performance.

top 10 ios libraries


SnapKit is an intuitive and lightweight library for creating Auto Layout constraints in iOS apps. It offers a DSL (Domain Specific Language) that enables developers to define constraints using a concise and readable syntax. SnapKit simplifies the complex process of creating and managing constraints, making it easier to build responsive and adaptive user interfaces.

Moreover, its ability to handle complex constraint relationships effortlessly. It allows developers to create constraints relative to other views, super views, or even predefined constants. This flexibility empowers developers to build intricate and responsive user interfaces with ease.


Want to create easy and out-of-the-box coding? Try Eureka. Yes, that’s absolutely correct! The Eureka iOS library is a powerful and widely-used tool for building dynamic and interactive forms in iOS applications. Developed by the talented team at Xmartlabs, Eureka provides a comprehensive set of components and features that simplify the process of creating conditions while adhering to native iOS design principles.

One of the key advantages of it is its ease of use. It offers a declarative syntax that allows developers to define form sections, rows, and their associated properties with just a few lines of code. This simplicity greatly enhances the development experience, enabling developers to focus more on the business logic of their forms rather than the boilerplate code.

best ios libraries


The Spring iOS library is a powerful tool for developers that simplifies the process of building iOS applications. It provides a comprehensive set of features and utilities, making it easier to handle common tasks and streamline the development workflow.

One of the key benefits of the Spring iOS library is its animation capabilities. It offers a wide range of predefined animations that can be easily applied to various elements in an app, such as buttons, views, and transitions between screens. These animations not only enhance the user experience but also save developers significant time and effort by eliminating the need to write complex animation code from scratch.


Starscream is an iOS library that provides a seamless and efficient way to incorporate WebSocket communication into your iOS applications. Developed with a focus on simplicity and reliability, Starscream offers a range of features that make it a popular choice among iOS developers.

It offers a straightforward API that abstracts away the complexities of WebSocket communication, allowing developers to quickly integrate real-time functionality into their apps. With just a few lines of code, you can establish WebSocket connections, send and receive messages, and handle events with ease.


CocoaLumberjack is a widely used and highly regarded logging framework for iOS development. It provides a flexible and efficient way to handle logging in iOS applications, offering various features and customization options. This powerful library has gained popularity among iOS developers due to its simplicity, performance, and extensive capabilities.

It also supports different log formats, including plain text, JSON, and XML. This flexibility allows developers to adapt the logging output to their specific needs, making it easier to integrate logs into existing systems or tools. Additionally, the library offers various log formats, enabling developers to customize the appearance and structure of log messages.

Top 10 iOS Frameworks

When it comes to iOS app development, frameworks play a vital role in accelerating the process and providing developers with a powerful set of tools and resources. These frameworks simplify complex tasks, enhance functionality, and enable the creation of feature-rich and high-performing iOS applications.

So, let’s explore the top 10 iOS frameworks that have gained popularity among developers and are instrumental in building successful iOS apps.

  • UIKit
  • SwiftUI
  • Core Data
  • Alamofire
  • Core Animation
  • MapKit
  • ARKit
  • Core Bluetooth
  • CloudKit


UIKit is the fundamental framework for iOS app development. It provides a vast collection of user interface components, including buttons, labels, views, and controls. With UIKit, developers can create visually appealing and responsive interfaces. It also offers robust event handling, animation capabilities, and touch recognition, making it an essential framework for building iOS apps.


Introduced in iOS 13, SwiftUI revolutionized the way iOS apps are built. It offers a declarative approach to building user interfaces, simplifying the development process. SwiftUI enables developers to write code that is both efficient and scalable. With its live preview feature, developers can see real-time changes while coding, making it easier to design interfaces and achieve faster development cycles.

Core Data

Core Data is a powerful framework for data management in iOS applications. It provides an object-oriented interface for storing and retrieving data. Core Data supports various data models, including relational, object-oriented, and schema-less databases. It also offers advanced features like data versioning, migration, and synchronization, making it an excellent choice for apps that require efficient data management.


Alamofire is a popular networking framework for iOS app development. It simplifies the process of making network requests, handling responses, and managing data serialization. Alamofire supports various HTTP methods, authentication mechanisms, and request/response validation. With its intuitive API, developers can write clean and concise networking code, reducing boilerplate and improving productivity.

top 10 ios frameworks

Core Animation

Core Animation is a framework that enables developers to create stunning animations and visual effects in iOS apps. It provides a high-performance animation engine and a comprehensive set of animation classes. Core Animation supports keyframe animations, transitions, layer-based animations, and advanced timing functions. By leveraging Core Animation, developers can enhance user experience and create engaging interfaces.


MapKit is a framework that integrates maps and location services into iOS applications. It provides APIs for displaying maps, adding annotations, and performing location-based operations. MapKit also offers features like geocoding, reverse geocoding, and route calculations. With its seamless integration with Apple Maps, developers can build location-aware apps with ease.


HealthKit is a framework that empowers developers to create health and fitness apps for iOS. It provides a unified interface for accessing health-related data, including user activity, workouts, and health records. HealthKit enables developers to collect, analyze, and share health information while maintaining user privacy and security. It is a valuable framework for building applications in the rapidly growing health and wellness domain.

best ios libraries


ARKit is a framework that enables augmented reality experiences in iOS apps. It provides tools and resources for creating immersive and interactive AR applications. ARKit combines device motion tracking, scene understanding, and rendering capabilities to overlay virtual objects onto the real world. With ARKit, developers can build cutting-edge AR experiences that blur the line between the physical and digital worlds.

Core Bluetooth

Core Bluetooth is a framework that enables developers to integrate Bluetooth connectivity into their iOS applications. It provides APIs for discovering, connecting, and communicating with Bluetooth devices. Core Bluetooth is particularly useful for building applications that interact with external devices, such as fitness trackers, smartwatches, and IoT devices.


CloudKit is a framework that simplifies cloud storage and synchronization for iOS apps. It provides a scalable and secure backend infrastructure for storing and retrieving app data. With CloudKit, developers can easily handle user authentication, data storage, notifications, and sharing features. It seamlessly integrates with other Apple services, such as iCloud Drive and iCloud Keychain, making it an excellent choice for apps that require cloud functionality.

How can Antino solve all your iOS Mobile Application concerns?

With the advancement in Apple technology, iOS developers are going through a highly competitive time. The market will mercilessly kick out conventional and old-fashioned applications. To solve smart problems, you need to think smart. Libraries are purely designed to help you boost the overall look of your iOS app.

To beat this highly competitive field and stay at the top, you need to pick only those tools that are at the top.

Hence, we believe that selecting the best and leading library is no more a big deal if you have an experienced iOS App Development Partner. And we’re always there for you come what may. So, get in touch with us right away!


What is a library in Swift iOS?

A library in Swift iOS refers to a collection of pre-written code that provides additional functionality for developers to use in their Swift-based iOS applications.

What is the best UI library for Swift?

The choice of the best UI library for Swift depends on the specific requirements of the project, but some popular options include UIKit, SwiftUI, and SnapKit.

What is the iOS development framework?

An iOS development framework is a set of tools, libraries, and guidelines provided by Apple that helps developers build iOS applications more efficiently. Examples include UIKit, SwiftUI, and Core Data.

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Peeyush Shrivastava
(AVP- Technology, Antino)
Peeyush is a seasoned software engineer with a notable history of developing high-end applications. His expertise spans across iOS design, iOS development, Objective-C, and Cocoa Touch.