Portofino!

HumHub is a free social network software and framework built to give you the tools to make teamwork easy and successful.

Ruby on Rails is an open source full-stack web application framework for the Ruby programming language. Rails is a full-stack framework, meaning that it gives the Web developer the full ability to gather information from the web server, talking/querying the database, and template rendering out of the box.

Plone is an open source content management system based on the Zope application server, written in python. Its known to be powerful, reliable, secure and easy to use. Plone excels when compared to other content-management systems in standards conformance, access control, internationalization, aggregation, user-generated content, micro-applications, active user groups and value. Plone website editing gives you more of a "wysiwyg" feel than most content management systems.

eXo Platform is a cloud-ready enterprise portal and user experience platform-as-a-service (UXPaaS) for building and deploying transactional websites, managing web and social content and creating gadgets and dashboards. Built on open standards and open source technologies, eXo Platform has the features and extensibility of a UXP and the cloud architecture to build public and private clouds.

VFront is a dynamic front-end for MySQL or PostgreSQL databases written in PHP and Javascript. With VFront you can create forms for manage your data in AJAX style, different rules and privileges for groups, report in XML,HTML,PDF,statistics and much more.

Grails is a high-productivity web framework based on the Groovy language that embraces the coding by convention paradigm, but is designed specifically for the Java platform.

Zoho Creator is a web-based database software that provides individuals, small businesses, and large corporations with a secure platform to create online database applications.

Oracle Application Express (Oracle APEX) is a rapid web application development tool for the Oracle database. Using only a web browser and limited programming experience, you can develop and deploy professional applications that are both fast and secure. Oracle APEX is a fully supported, no cost option of the Oracle database.

Limbas is a web-based framework and frontend for business or enterprise database applications and processes. It contains front-end functionality like a form designer, a report generator, a graphical query generator, a calendar system, a workflow engine as well as dms functionality. Limbas supports many different open-source and commercial dbms.

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.

Unlike other full-stack frameworks available on the market, the platform offers a higher level of abstraction and a wider range of out-of-the-box features, while still allowing direct access to the low-level API.

Liferay Portal is an enterprise web platform for building business solutions that deliver immediate results and long-term value.

Wagtail is a content management system built on Django. It's focused on user experience, and offers precise control for designers and developers.