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ExpressJS vs Sails.js vs hapi: What are the differences?

  1. Architecture: ExpressJS is a minimalist framework that provides a lot of flexibility and control over the application's architecture. Sails.js, on the other hand, is a full-fledged MVC framework with built-in support for features like ORM, WebSockets, and REST API generation. hapi is a configuration-centric framework that emphasizes a plugin-based architecture, allowing developers to easily add and remove functionality as needed.

  2. Ease of Use: ExpressJS is known for its simplicity and ease of use, making it ideal for small to medium-sized applications. Sails.js, with its MVC structure and automatic generation of REST APIs, is better suited for larger and more complex applications that require a lot of built-in features. hapi, with its focus on configuration and plugins, requires more setup but offers a high level of customization and scalability.

  3. Community Support: ExpressJS has a large and active community with a wide range of plugins and middleware available for developers. Sails.js also has a strong community but is more focused on enterprise applications, while hapi has a smaller but dedicated community with a focus on building secure and scalable applications.

  4. Real-time Capabilities: Sails.js is known for its built-in support for WebSockets and real-time communication, making it a popular choice for applications that require real-time features. ExpressJS and hapi can also support real-time capabilities through the use of third-party libraries and plugins, but Sails.js simplifies the process with its integrated functionality.

  5. Performance: ExpressJS is considered to be faster and more lightweight compared to Sails.js and hapi, making it a popular choice for applications that require high performance. Sails.js and hapi, while providing more built-in features and functionality, may have slightly lower performance due to their additional overhead.

  6. Learning Curve: ExpressJS has a shallow learning curve and is easy to get started with for beginners. Sails.js, with its MVC structure and built-in features, may have a steeper learning curve but can be easier to work with once the basics are understood. hapi, with its configuration-centric approach, may require more initial setup and have a steeper learning curve for developers who are not familiar with this style of framework.

In Summary, ExpressJS, Sails.js, and hapi each offer unique advantages and trade-offs in terms of architecture, ease of use, community support, real-time capabilities, performance, and learning curve. Developers should choose a framework based on the specific requirements of their project.

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Pros of ExpressJS
Pros of hapi
Pros of Sails.js
  • 380
  • 336
  • 244
  • 193
    High performance
  • 152
    Robust routing
  • 73
  • 71
    Open source
  • 59
    Great community
  • 37
    Hybrid web applications
  • 16
    Well documented
  • 9
    Rapid development
  • 9
    Sinatra inspired
  • 7
    Socket connection
  • 7
    Isomorphic js.. superfast and easy
  • 5
    Light weight
  • 4
    Resource available for learning
  • 4
  • 3
    Event loop
  • 3
  • 2
    Data stream
  • 27
    Makes me Hapi making REST APIs
  • 14
    Simpler than other REST libraries
  • 14
  • 13
    Quality Driven Ecosystem
  • 13
  • 5
    Easy testability
  • 1
    Better validation
  • 0
  • 49
    Data-driven apis
  • 47
    Waterline ORM
  • 37
  • 32
    Easy rest
  • 25
  • 21
    Open source
  • 19
    Service-oriented architecture
  • 18
  • 10
    Convension over configuration
  • 9
    Rails-like asset pipeline
  • 9
    Node machines and machinepacks
  • 7
    Easy route/controller generation
  • 6
    Ruby on Rails basic stuff for JS devs
  • 3
    CLI for scaffolding project pieces
  • 3
    WebSocket support
  • 1
    Supportive community

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Cons of ExpressJS
Cons of hapi
Cons of Sails.js
  • 27
    Not python
  • 17
  • 14
    No multithreading
  • 9
  • 5
    Not fast
  • 3
    Easily Insecure for Novices
    Be the first to leave a con
    • 5
      Waterline ORM
    • 4
      Defaults to VueJS
    • 0
      Standard MVC

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    What is ExpressJS?

    Express is a minimal and flexible node.js web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications.

    What is hapi?

    hapi is a simple to use configuration-centric framework with built-in support for input validation, caching, authentication, and other essential facilities for building web applications and services.

    What is Sails.js?

    Sails is designed to mimic the MVC pattern of frameworks like Ruby on Rails, but with support for the requirements of modern apps: data-driven APIs with scalable, service-oriented architecture.

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    Blog Posts

    Jun 19 2015 at 6:37AM

    What are some alternatives to ExpressJS, hapi, and Sails.js?
    Koa aims to be a smaller, more expressive, and more robust foundation for web applications and APIs. Through leveraging generators Koa allows you to ditch callbacks and greatly increase error-handling. Koa does not bundle any middleware.
    Lots of people use React as the V in MVC. Since React makes no assumptions about the rest of your technology stack, it's easy to try it out on a small feature in an existing project.
    Flask is intended for getting started very quickly and was developed with best intentions in mind.
    Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design.
    Go is expressive, concise, clean, and efficient. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel type system enables flexible and modular program construction. Go compiles quickly to machine code yet has the convenience of garbage collection and the power of run-time reflection. It's a fast, statically typed, compiled language that feels like a dynamically typed, interpreted language.
    See all alternatives