Opa Alternatives

Opa is described as 'Open source, simple and unified platform for writing web applications. All aspects are directly written in Opa: Frontend code, backend code, database queries and configuration. And everything is strongly statically typed' and is an app in the development category. There are more than 25 alternatives to Opa for a variety of platforms, including Linux, Mac, Windows, Self-Hosted and JavaScript apps. The best Opa alternative is Angular, which is both free and Open Source. Other great apps like Opa are Meteor, Express, KnockoutJS and FeathersJS.

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Opa alternatives are mainly Software Frameworks but may also be JavaScript Frameworks. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Opa.
Opa iconOpa
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Opa is an open source, simple and unified platform for writing web applications. All aspects are directly written in Opa: Frontend code, backend code, database queries and configuration. And everything is strongly...

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Opa alternatives page was last updated May 27, 2024
  1. Angular icon
     109 likes

    Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages.

    83 Angular alternatives
    Angular screenshot 1

    License model

    • FreeOpen Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • JavaScript
    • Typescript

    Angular Features

    1.  Vue.js support
    2.  Built-in routing
    Angular iconOpa Icon

    Angular VS Opa

    Is Angular a good alternative to Opa?
     
    • Angular is the most popular Windows, Mac, Linux & Self-Hosted alternative to Opa.

    • Angular is the most popular Open Source & free alternative to Opa.

    • Angular is Free and Open SourceOpa is also Free and Open Source
  2. Meteor icon
     49 likes

    Meteor is a set of new technologies for building top-quality web apps in a fraction of the time. It is built around Smart Packages: little bundles of code that can run on a client, inside a cloud service, or both, and that can manage their lifetime inside the modern distributed...

    70 Meteor alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    Meteor Features

    1.  Persistent Storage
    2.  Backend
    Meteor iconOpa Icon

    Meteor VS Opa

    Is Meteor a good alternative to Opa?
     
  3. Express icon
     28 likes

    Express is a minimal yet robust Node.js web application framework, providing extensive HTTP utilities and middleware for rapid API creation. Its thin and adaptable architecture ensures simplicity while retaining Node.js core features, making it ideal for scalable apps.

    58 Express alternatives
    Express screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • JavaScript
    • Node.JS
    • npm

    Express Features

    1.  Ad-free
    2.  Server-side
    3. Node.js icon  Support for Node.js
    4.  Support for Javascript
    5.  REST API
    Express iconOpa Icon

    Express VS Opa

    Is Express a good alternative to Opa?
     
  4. KnockoutJS icon
     16 likes

    Knockout is a JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying data model. Any time you have sections of UI that update dynamically (e.g.

    73 KnockoutJS alternatives

    License model

    • FreeOpen Source

    Platforms

    • Mac
    • Windows
    • Linux
    KnockoutJS iconOpa Icon

    KnockoutJS VS Opa

    Is KnockoutJS a good alternative to Opa?
     
  5. FeathersJS icon
     13 likes

    Feathers is a real-time, micro-service web framework for NodeJS that gives you control over your data via RESTful resources, sockets and flexible plug-ins.

    84 FeathersJS alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Self-Hosted
    • Node.JS

    FeathersJS Features

    1.  Real-time bidirectional API
    2.  Real-time socket communication
    FeathersJS iconOpa Icon

    FeathersJS VS Opa

    Is FeathersJS a good alternative to Opa?
     
  6. Polymer icon
     30 likes

    Polymer is a library that uses the latest web technologies to let you create custom HTML elements. Build anything from a button to a complete application as an encapsulated, reusable element that works across desktop and mobile.

    88 Polymer alternatives
    Polymer screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Polymer iconOpa Icon

    Polymer VS Opa

    Is Polymer a good alternative to Opa?
     
  7. Fastify icon
     2 likes

    An efficient server implies a lower cost of the infrastructure, a better responsiveness under load and happy users. How can you efficiently handle the resources of your server, knowing that you are serving the highest number of requests possible, without sacrificing security...

    60 Fastify alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • JavaScript
    • Node.JS

    Fastify Features

    1.  Extensible by Plugins/Extensions
    2.  Modularity
    Fastify iconOpa Icon

    Fastify VS Opa

    Is Fastify a good alternative to Opa?
     
  8. Harp icon
     6 likes

    Harp is a production-ready web server. Rapidly build static sites and client-side applications using , and more—no configuration necessary.

    67 Harp alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    Harp Features

    1.  Support for MarkDown
    2.  Object Relational Mapping
    Harp iconOpa Icon

    Harp VS Opa

    Is Harp a good alternative to Opa?
     
  9. Derby icon
     12 likes

    MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers.

    59 Derby alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Derby iconOpa Icon

    Derby VS Opa

    Is Derby a good alternative to Opa?
     
  10. Koa icon
     11 likes

    Expressive middleware for node.js using generators via co to make web applications and APIs more enjoyable to write. Koa's middleware flow in a stack-like manner allowing you to perform actions downstream, then filter and manipulate the response upstream.

    86 Koa alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    Koa Features

    1.  Asynchronous
    Koa iconOpa Icon

    Koa VS Opa

    Is Koa a good alternative to Opa?
     
  11. Famous Engine icon
     6 likes

    The Famous Engine is a free and open source JavaScript rendering engine. What makes the Famous Engine unique is its JavaScript rendering engine and 3D physics engine that gives developers the power and tools to build native quality apps and animations using pure JavaScript.

    52 Famous Engine alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Self-Hosted
    • JavaScript
    Famous Engine iconOpa Icon

    Famous Engine VS Opa

    Is Famous Engine a good alternative to Opa?
     
  12. Sails.js icon
     10 likes

    Sails.js make it easy to build custom, enterprise-grade Node.js apps. It 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.

    53 Sails.js alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    Sails.js Features

    1.  Object Relational Mapping
    2.  Optimized for Mobile
    3.  Simple installation
    Sails.js iconOpa Icon

    Sails.js VS Opa

    Is Sails.js a good alternative to Opa?
     
12 of 48 Opa alternatives