The Best 76 Koa Alternatives

  • AngularJS

    HTML is great for declaring static documents, but it falters when we try to use it for declaring dynamic views in web-applications. AngularJS lets you extend HTML vocabulary for your application.

    Free Open Source Mac OS X Windows Linux Web

  • Django

    Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design.

    Free Open Source Mac OS X Windows Linux BSD Python

  • CodeIgniter

    PHP (version 4 or 5) framework with a thin model layer. Includes an ActiveRecord class for database agnostic (mostly) data retrieval. Good community support in its forums. Further development available via GitHub: https://github .

    Free Open Source Mac OS X Windows Linux Self-Hosted

  • Ruby on Rails

    Ruby on Rails is an open source full-stack web application framework for the Ruby programming language.

    Free Open Source Mac OS X Windows Linux Ruby

  • Symfony

    Symfony is a set of reusable PHP components and a PHP framework for web projects.

    Free Open Source Mac OS X Windows Linux Web PHP

  • Meteor

    Meteor is a set of new technologies for building top-quality web apps in a fraction of the time.

    Free Open Source Mac OS X Windows Linux

  • Yii Framework

    Yii is a high-performance component-based PHP framework best for Web 2.0 development. Yii comes with rich features: MVC, DAO/ActiveRecord, I18N/L10N, caching, authentication and role-based access control, scaffolding, testing, etc.

    Free Open Source Mac OS X Windows Linux Web

  • Polymer

    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.

    Free Open Source Mac OS X Windows Linux

  • Agile Toolkit

    Agile Toolkit is a PHP framework for developing Web User Interfaces. Inspired by desktop GUI it provides a full object-oriented foundation for Business and Presentation logic of your web software.

    Free Open Source Mac OS X Windows Linux Web

  • Zend Framework

    Extending the art & spirit of PHP, Zend Framework is based on simplicity, object-oriented best practices, corporate friendly licensing, and a rigorously tested agile codebase.

    Free Open Source Mac OS X Windows Linux Web

  • Portofino

    Portofino is a free and open source web framework that helps developers create outstanding enterprise applications by addressing three specific needs: productivity, features and architecture.

    Free Open Source Mac OS X Windows Linux

  • CakePHP

    CakePHP is a rapid development framework for PHP that provides an extensible architecture for developing, maintaining, and deploying applications.

    Free Open Source Mac OS X Windows Linux Web Self-Hosted PHP

  • web2py

    Web2py is an open source web application framework. Web2py is written in the Python language and is programmable in Python.

    Free Open Source Mac OS X Windows Linux Self-Hosted Python

  • ExpressJS

    Fast, unopinionated, minimalist web framework for Node.js Express is a project of the Node.js Foundation Source code : https://github.com/expressjs/expressjs.com

    Free Open Source Windows Linux Mac JavaScript Node.JS

  • KnockoutJS

    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.

    Free Open Source Mac OS X Windows Linux

  • Pubnub

    PubNub is the world’s only global Real-Time Network. PubNub enables software developers to rapidly build and scale real-time apps by providing the cloud infrastructure, connections and key building blocks for real-time interactivity.

    Freemium Mac OS X Windows Linux Android iPhone iPad Chrome OS Web

  • Play!

    Play is a web application framework, written in Scala and Java, which follows the model–view–controller (MVC) architectural pattern. The Play framework makes it easier to build web applications with Java & Scala.

    Free Open Source Mac OS X Windows Linux

  • Harp Platform

    The Harp Platform is the easiest way for anyone to create an exceptional website. Landing Pages, galleries, blogs, e-commerce, domains, hosting, analytics, 24/7 support - all included.

    Free Open Source Mac OS X Windows Linux