XWiki is a WikiWiki clone written in Java that supports many popular features of other Wikis like the Wiki syntax, version control, attachments, security, and searching, but also many advanced features like templates, database and dynamic development using scripting languages (Velocity, Groovy, Ruby, Python, PHP, and more), an extension system and skinability, J2EE scalability, an XML/RPC remote API, statistics, RSS feeds, PDF exporting, WYSIWYG editing, an Office viewer and importer, and a lot more.
Dosage is designed to keep a local copy of specific Web comics and other picture-based content such as Picture of the Day sites. With the dosage command line, script you can get the latest strip of a Web comic, catch up to the last strip downloaded, or download a strip for a particular date/index (if the comic's site layout makes this possible).
eZ Publish is a content management system and development framework. As a content management system (CMS), its most notable feature is its revolutionary, fully customizable, and extendable content model. This is also what makes it suitable as a platform for general Web development. Its stand-alone libraries can be used for cross-platform, database independent PHP projects. eZ Publish is also well suited for news publishing, e-commerce (B2B and B2C), portals, and corporate Web sites, intranets, and extranets. eZ Publish is dual licenced between GPL and the eZ Publish professional licence.
BugHotel Reservation System is a hotel booking and accounting software package which uses the Internet to "network" your corporate office to each of your hotels. All data processing occurs at the Application Service Provider (ASP) data center. Income statements, reports, etc. may be customized.
ImdbPHP provides an API to the movie information stored at the IMDb.com site. As this and the name suggests, it is primarily targeted at PHP programmers who want to extend their programs or their site with this movie information. The classes must be used in accordance with IMDb's copyright and conditions of use.
Ariadne is a Web Application Framework and Content Management System built with PHP. It allows you to build complex Web applications and sites with ease. It takes care of the mundane stuff like internationalization, security, user management, templating, data retrieval and storage, caching, and site management. It stores content in a structured object store that can be accessed through an extensive filesystem-like API.
Drupal is a modular content management system, forum, blogging and community engine. It is database driven and can be used with MySQL, MariaDB, PostgreSQL, and SQLite. Its features include (but are not limited to) discussion forums, Web-based administration, theme support, a submission queue, content rating, content versioning, taxonomy support, user management with a fine-grained permission system based on user roles (groups), error logging, support for content syndication, locale support, and much more. It is considered to be an excellent platform for developers due to its clean code and extensibility, and it can also be used as a Web application framework.
Foswiki is wiki software, supporting the editing of Web pages in an ordinary Web browser by end users. What makes Foswiki special is that it supports the embedding of active and passive macros that enhance the page content (e.g. with global or dynamic information) and allow end-users to build applications that store and process data in a structured manner.
SyncServer is a Firefox sync server written in Perl. Mozilla's Firefox sync server, which is written in Python, has many dependencies and is quite tricky to install on enterprise distributions which don't ship with all those requirements. This syncserver implements the syncserver user API and storage API as an fcgi application. It is entirely written in Perl.