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

CUBA.platform

A Full Stack Enterprise Java Framework with lots of out of the box functionality and amazing tooling to manage the project.

Free Open Source Mac OS X Windows Linux

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

Wakanda

A full-Stack JavaScript platform (frontend & backend) to develop web & mobile application. All-In-One IDE shaped for Web & Mobile Apps, Angular 1 & 2 supported, Built-in DB, ORM in JavaScript, Connectors to DB, .

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

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

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

Pyramid

Pyramid is an open source web framework written in Python and is based on WSGI. It is a minimalistic web framework inspired by Zope, Pylons and Django.

Free Open Source Mac OS X Windows Linux Web Python

Willer Framework

Willer is a PHP framework, highlighting the features of ORM, MVC, and Bundle.

Free Open Source Mac OS X Windows Linux

ViUR.is

ViUR – the Information System for the Google App Engine™ plattform – is a »sandbox« for designers and developers. With the help of ViUR you can easy build web...

Free Open Source Mac OS X Windows Linux Self-Hosted

Pedestal

Pedestal is a web application framework written in Clojure that aims to bring both the language and its principles to client and server-side development.

Free Open Source Mac OS X Linux

TurboGears

TurboGears 2 is built on top of the experience of several next generation web frameworks including TurboGears 1 (of course), Django, and Rails. All of these frameworks...

Free Open Source Mac OS X Windows Linux Python

bitcore

A pure and powerful JavaScript Bitcoin library or blockchain library.

Free Open Source Windows Linux Mac JavaScript

TomP2P

A P2P-based high performance key-value pair storage library.

Free Open Source Mac OS X Windows Linux