CakePHP is an open-source web framework. It follows the model–view–controller (MVC) approach and is written in PHP, modeled after the concepts of Ruby on Rails, and distributed under the MIT License.

The Spry Framework is an open source Ajax framework developed by Adobe Systems which is used in the construction of Rich Internet applications.

Koken is a free content management system designed for photographers, designers and artists.

Adult PHP Hosting on Linux Servers.

Nucleus CMS is a flexible and easy to install content management system, aka blog software. It helps you to publish a website and lets writers do what they are best at: writing items or articles, without having to worry about formatting and markup.

Enyo is a JavaScript app framework enabling developers build native-quality HTML5 apps that run everywhere — from phones and tablets to PCs and TVs.

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ImpressCMS is a community developed Content Management System for easily building and maintaining a dynamic web site. Keep your web site up to date with this easy to use, secure and flexible system.

ProcessWire is a free PHP5 content management system and framework (open source CMS/CMF) built to save you time and work the way you do.

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eXo Platform is an open source, standard-based, Enterprise Social Collaboration Platform written in Java.

SmartClient is set of mobile and cross-browser HTML5 UI components combined with a Java-based Ajax framework, created by Isomorphic Software to build business web applications.

Ametys is a free and open source content management system (CMS) written in Java.

Magnolia is an open-source digital business platform with a content management system (CMS) at its core.

JSP Hosting on Linux Servers.

Java Hosting packages on Linux servers.

Google Web Toolkit, or GWT Web Toolkit, is an open source set of tools that allows web developers to create and maintain complex JavaScript front-end applications in Java.

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Apache Roller is a Java-based Open Source "full-featured, Multi-blog, Multi-user, and group-blog server suitable for blog sites large and small".