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Finagle VS RxJS

Compare Finagle VS RxJS and see what are their differences

Finagle logo Finagle

Finagle is a protocol-agnostic RPC system.

RxJS logo RxJS

Reactive Extensions for Javascript
  • Finagle Landing page
    Landing page //
    2018-10-09
  • RxJS Landing page
    Landing page //
    2023-09-29

Finagle features and specs

  • Scalability
    Finagle is designed to work in highly concurrent environments and easily scales to handle thousands of requests per second, making it suitable for applications with high throughput requirements.
  • Protocol Agnostic
    Finagle provides support for a wide range of protocols such as HTTP, Thrift, and more, allowing developers to integrate it with various network services without being tied to a specific protocol.
  • Asynchronous and Non-blocking
    It uses asynchronous I/O and provides a non-blocking architecture that facilitates efficient resource utilization and improved application responsiveness.
  • Resilience Features
    Includes built-in mechanisms for implementing retries, circuit breakers, and deadlines, enhancing the resilience of client-server communication.
  • Built-in Load Balancing
    Comes with built-in load balancing that helps distribute requests evenly across service instances, thus improving application performance and reliability.
  • Extensible and Modular
    Finagle's architecture is modular, allowing developers to extend or modify its functionality as needed by customizing different components.

Possible disadvantages of Finagle

  • Steep Learning Curve
    The library is complex and offers a rich set of features, which may be overwhelming to new users or developers unfamiliar with asynchronous programming patterns.
  • Limited Documentation
    The documentation for Finagle is sometimes sparse or outdated, which can make it difficult for developers to find information and best practices.
  • JVM Dependency
    Finagle is built on the JVM and primarily used with Scala or Java, which may limit its use in environments where these languages are not preferred.
  • Ecosystem Dependency
    Being a part of Twitter's ecosystem, changes or discontinuation in support can have significant impacts on long-term projects using Finagle.
  • Performance Overhead
    While designed for high concurrency, the abstraction layers and features can introduce performance overhead which might not be suitable for extremely latency-sensitive applications.

RxJS features and specs

  • Asynchronous Programming Model
    RxJS allows you to work with asynchronous data streams with ease, enabling you to handle events, Ajax requests, and other asynchronous operations more effectively.
  • Composability
    RxJS operators enable developers to compose complex asynchronous operations concisely. This provides greater flexibility and power over handling streams of data.
  • Functional Programming Paradigm
    By using a functional programming approach, RxJS promotes cleaner and more predictable code. It encourages immutability and side-effect-free functions, enhancing code maintainability.
  • Rich Operator Set
    RxJS has a comprehensive set of operators, which allows developers to transform, combine, and filter data streams in various ways without needing to write a lot of boilerplate code.
  • Community and Ecosystem
    With its active community and extensive ecosystem, RxJS provides robust support, an abundance of learning resources, and numerous integrations with other libraries and frameworks.

Possible disadvantages of RxJS

  • Steep Learning Curve
    For developers unfamiliar with reactive programming concepts or functional programming, understanding RxJS can be challenging, potentially leading to difficulty in adopting it.
  • Overhead for Simple Tasks
    Using RxJS for simple asynchronous tasks might add unnecessary complexity compared to native JavaScript promises or async/await due to its powerful abstractions.
  • Bundle Size
    In certain circumstances, incorporating RxJS might lead to increased bundle sizes, which can be a concern for web performance if not managed properly.
  • Complex Debugging
    RxJS introduces a level of abstraction that can make debugging more complex, especially when dealing with multiple combined and transformed data streams.
  • Performance Overhead
    While RxJS is powerful, its generalized approach to handling asynchronous stream processing can introduce performance overhead if not used judiciously.

Finagle videos

Bagel Review - Finagle a Bagel (Boston, MA)

More videos:

  • Review - Twitter's Finagle for the Asynchronous Programmer
  • Review - Finagle a Bagel (Phantom Gourmet)

RxJS videos

RxJS is My Favorite Library

More videos:

  • Review - Reactive Programming with RxJS - James Churchill
  • Review - Tero Parviainen "Reactive Music Apps in Angular and RxJS"

Category Popularity

0-100% (relative to Finagle and RxJS)
Front-End Frameworks
30 30%
70% 70
Javascript UI Libraries
28 28%
72% 72
JS Library
32 32%
68% 68
Data Integration
100 100%
0% 0

User comments

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Social recommendations and mentions

Based on our record, Finagle seems to be more popular. It has been mentiond 12 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Finagle mentions (12)

  • Features of Project Loom incorporated in Java 21
    Not sure about now but a few years back the company I worked for was heavily vested in Finagle [1] using Future pools. I'm sure virtual threads would only enhance this framework. Also, Spring and it's reactive webflux would probably benefit as well [2]. [1] https://twitter.github.io/finagle/ [2] https://docs.spring.io/spring-framework/reference/web/webflux/reactive-spring.html. - Source: Hacker News / almost 2 years ago
  • Twitter (re)Releases Recommendation Algorithm on GitHub
    Don't really see how "enterprise scala" has anything to do with this, scala is meant to be parallelized , that's like it's whole thing with akka / actors / twitter's finagle (https://twitter.github.io/finagle/). Source: about 2 years ago
  • Pretty incredible thread where Elon confuses how GraphQL works, thinks the Android client itself is making one thousand requests, and then publicly fires an employee who corrects him.
    Bro it's their fucking project lolhttps://twitter.github.io/finagle/. Source: over 2 years ago
  • Pretty incredible thread where Elon confuses how GraphQL works, thinks the Android client itself is making one thousand requests, and then publicly fires an employee who corrects him.
    You can even see it mentioned in Finagle's project, which is what Twitter uses https://twitter.github.io/finagle/. Source: over 2 years ago
  • Elon Musk publicly feuding with and firing his developers on Twitter
    RPC generally means server side calls, probably this https://twitter.github.io/finagle/, and XHR is not RPC. - Source: Hacker News / over 2 years ago
View more

RxJS mentions (0)

We have not tracked any mentions of RxJS yet. Tracking of RxJS recommendations started around Mar 2021.

What are some alternatives?

When comparing Finagle and RxJS, you can also consider the following products

Zustand - Bear necessities for state management in React

Tokio - Application and Data, Languages & Frameworks, and Concurrency Frameworks

Redux.js - Predictable state container for JavaScript apps

Akka - Build powerful reactive, concurrent, and distributed applications in Java and Scala

MobX - Simple, scalable state management

vuex - Centralized State Management for Vue.js