State management libraries are essential tools in web development, particularly in applications that require a predictable and efficient way to manage the state of data. These libraries help developers maintain immutability, ensuring that state changes are handled in a controlled manner. This is crucial for performance optimization and debugging, as it allows for easier tracking of state changes and their effects on the UI. Each of these libraries offers unique approaches to immutability and state management, catering to different use cases and developer preferences.
NPM Package Downloads Trend
Github Stars Ranking
Stat Detail
Package
Downloads
Stars
Size
Issues
Publish
License
immer
11,659,046
27,630
627 kB
49
6 months ago
MIT
immutability-helper
591,425
5,175
-
6
4 years ago
MIT
seamless-immutable
363,213
5,368
-
53
6 years ago
BSD-3-Clause
Feature Comparison: immer vs immutability-helper vs seamless-immutable
Mutability Handling
immer: Immer allows developers to work with mutable state directly in a way that feels natural, while it automatically tracks changes and produces a new immutable state. This makes it easier to write and understand state updates, as you can use standard JavaScript operations without worrying about immutability.
immutability-helper: Immutability Helper provides a functional approach to state updates, where you define changes in a concise manner using a set of commands. This approach emphasizes immutability by requiring explicit definitions of how the state should change, which can lead to clearer and more predictable updates.
seamless-immutable: Seamless Immutable provides a simple API for creating immutable objects and arrays. It ensures that any modifications to the state produce new instances, preventing accidental mutations. This library is designed to be easy to use, allowing developers to create deeply nested immutable structures without complex syntax.
Learning Curve
immer: Immer has a gentle learning curve, especially for developers familiar with mutable state management. Its API is intuitive, allowing developers to write code that resembles traditional mutable updates, making it accessible for those transitioning from mutable state management.
immutability-helper: Immutability Helper may require a bit more time to learn due to its functional style and the need to understand the command-based approach for state updates. However, once mastered, it provides a clear and powerful way to manage state immutably.
seamless-immutable: Seamless Immutable is straightforward and easy to learn, making it an excellent choice for developers new to immutability concepts. Its simple API allows for quick adoption without a steep learning curve.
Performance
immer: Immer optimizes performance by using a concept called 'drafts' which allows you to make changes to a temporary state that is then used to produce a new immutable state. This approach minimizes the overhead associated with creating new objects and can lead to better performance in applications with frequent state updates.
immutability-helper: Immutability Helper is lightweight and efficient, focusing on providing a minimalistic API for state updates. It avoids unnecessary overhead, making it suitable for applications that require quick and efficient state management without the complexity of larger libraries.
seamless-immutable: Seamless Immutable is designed for performance, ensuring that any changes to state are efficient and do not lead to excessive memory usage. It provides methods for deep cloning and manipulation of immutable structures, allowing for optimized performance in applications.
Extensibility
immer: Immer is highly extensible, allowing developers to integrate it seamlessly with other libraries and frameworks. Its design encourages the use of middleware and custom plugins, making it adaptable to various application architectures.
immutability-helper: Immutability Helper is also extensible, as it can be combined with other functional programming libraries to enhance its capabilities. Its command-based approach allows for the creation of custom update functions, providing flexibility in how state changes are managed.
seamless-immutable: Seamless Immutable is designed to be simple and effective, but it may not offer as much extensibility as Immer or Immutability Helper. However, it can still be integrated with other libraries and frameworks to create a cohesive state management solution.
Community and Support
immer: Immer has a strong community and is widely adopted in the React ecosystem, which means there are plenty of resources, tutorials, and support available for developers. Its popularity ensures that it is regularly maintained and updated with new features.
immutability-helper: Immutability Helper has a smaller community compared to Immer, but it is still well-documented and supported. Developers can find resources and examples, although the volume may not be as extensive as those for Immer.
seamless-immutable: Seamless Immutable has a niche user base, which may result in fewer community resources. However, it is still actively maintained, and developers can find documentation and examples to assist with its implementation.
How to Choose: immer vs immutability-helper vs seamless-immutable
immer: Choose Immer if you need a simple and intuitive way to manage state changes in a mutable-like fashion while still maintaining immutability. It is particularly useful for complex state updates where you want to write less boilerplate code and focus on the logic of your application.
immutability-helper: Select Immutability Helper if you prefer a more functional approach to state updates and need a lightweight solution that allows for concise and readable updates. It is ideal for applications where you want to manage state changes using a more explicit and structured method without introducing too much complexity.
seamless-immutable: Opt for Seamless Immutable if you want a straightforward way to create immutable data structures without the need for extensive boilerplate. It is suitable for applications that require deep immutability and want to ensure that state objects remain unchanged throughout the lifecycle of the application.
Similar Npm Packages to immer
immer is a popular JavaScript library that simplifies the process of working with immutable state in applications. It allows developers to work with mutable state while ensuring that the underlying data remains immutable. This is particularly useful in scenarios where state management is complex, such as in React applications. By using immer, developers can write more intuitive and concise code while maintaining the benefits of immutability, such as easier debugging and performance optimizations.
While immer is a powerful tool, there are several alternatives that also provide solutions for managing immutable state:
immutability-helper is a library designed to help manage immutable data structures in JavaScript. It provides a simple API for updating nested objects and arrays without mutating the original data. This library is particularly useful for developers who want a lightweight solution for handling immutability without the overhead of more complex libraries. If you need to perform straightforward updates to your state while keeping it immutable, immutability-helper is a solid choice.
immutable is a library that provides persistent immutable data structures. It offers a rich set of data types, including List, Map, and Set, which are optimized for performance and memory efficiency. immutable is ideal for applications that require complex data manipulation and need to maintain immutability throughout. If your application heavily relies on complex data structures and you want to leverage the benefits of immutability, immutable is a robust option.
seamless-immutable is another library that provides a way to create immutable objects and arrays in JavaScript. It allows you to create immutable versions of your data structures while providing a simple API for updating them. seamless-immutable is particularly useful for developers looking for a straightforward solution to immutability without the complexity of other libraries. If you want to ensure that your data remains immutable while keeping your code clean and simple, seamless-immutable is worth considering.
immutability-helper is a utility library for managing immutable data in JavaScript applications. It provides a simple and concise API for updating nested data structures without mutating the original data. This makes it particularly useful in scenarios where immutability is crucial, such as in React applications where state management relies on immutability for performance and predictability. While immutability-helper is a solid choice for handling immutable updates, there are other libraries that offer similar functionality. Here are a few alternatives:
immer is a popular library that simplifies the process of working with immutable state. It allows developers to write code that appears to mutate state directly while actually keeping the original state intact. Immer uses a concept called "drafts," which lets you work with a mutable version of your state during updates, and then it produces a new immutable state based on those changes. This makes it easier to manage complex state updates without the boilerplate typically associated with immutability.
immutable is a library that provides persistent immutable data structures. It offers a wide range of data types, including List, Map, Set, and more, which are designed to be used in a functional programming style. Immutable.js is particularly useful for applications that require complex data manipulations and want to maintain performance through structural sharing. While it can be more verbose than other solutions, its powerful data structures can be advantageous in certain scenarios.
seamless-immutable is another library focused on immutability in JavaScript. It provides a simple API for creating immutable objects and arrays, allowing you to easily update nested structures without mutating the original data. Seamless-immutable is lightweight and straightforward, making it a good choice for projects that need immutability without the overhead of more complex libraries.
seamless-immutable is a JavaScript library designed to create immutable data structures. It allows developers to work with objects and arrays in a way that prevents accidental mutations, which can lead to bugs and unpredictable behavior in applications. By providing a simple API for creating and manipulating immutable data, seamless-immutable helps maintain the integrity of application state, especially in complex applications where state management is crucial.
While seamless-immutable offers a solid solution for immutability, there are other libraries in the ecosystem that provide similar functionality. Here are a few alternatives:
immer is a popular library that allows developers to work with immutable state in a more intuitive way. It uses a concept called "drafts," which enables you to write code that appears to mutate state directly, while actually preserving immutability under the hood. This makes it easier to manage complex state updates without the boilerplate often associated with traditional immutable libraries. If you are looking for a way to simplify state management while ensuring immutability, immer is an excellent choice.
immutability-helper is another library that provides a simple and straightforward API for updating immutable data structures. It allows you to specify changes to your data in a concise manner, using a syntax that resembles the structure of the data itself. This makes it easy to understand and maintain. If you need a lightweight solution for managing immutable data updates without the complexity of larger libraries, immutability-helper is worth considering.
