SimplePie is a code library intended to make it ridiculously easy for people to manage RSS and Atom Feeds.

Its an easy to use API that handles all of the dirty work when it comes to fetching, caching, parsing, normalizing data structures between RSS and Atom formats, handling character encoding translation, and sanitizing the resulting data.

Flexible enough to suit beginners and veterans alike, SimplePie is focused on speed, ease of use, compatibility and standards compliance.

Fluency Admin, a free admin theme for Worpdress that gives the WordPress admin interface a boost, with a new style and some cool features.

Admin Theme Features

• Compatibility with WordPress 3.0
• Add your own custom link to your custom logo on the WP login page
• Display your own custom logo at the top of the WP Menu once logged in
• Multilingual admin theme (Spanish, Turkish, Italian, Chinese)

Fluency Admin has been tested in the latest versions of Safari, Firefox, Opera and Internet Explorer (You may experience issues with IE).

68KB is an open source PHP MySQL driven knowledge base script that is easy to configure and setup. This professional PHP knowledge base script helps you to create your own help system or documentation.

Features

• Unlimited categories and an unlimited category depth
• Completely multi-lingual
• Template system
• Extend the script by using extensions
• Built-on CodeIgniter php framework

SiteFusion is a server-based development environment. Applications are written in pure object-oriented PHP and work through a thin XUL client.

SiteFusion applications look and behave like native system applications but run on a server generating JavaScript commands.

Features

• Platform-independent applications
• API that offers the full set of possibilities that XUL and PHP entail
• Client connecting through a regular web-server
• Two-way real-time ZLib compressed communication
• No exposure of application logic and code

Projectfork is an open source project management component for Joomla CMS. It is theme-able and can be extended by using extensions (free & paid). It has a built-in calendar control to help you define deadlines for tasks, milestones and projects.

Projectfork is a feature rich project management component, look at few of them:

• Adaptive layout
• Customizable panels for project info
• Create and archive infinite projects
• Milestones for groups of tasks
• Time tracker & file manager
• Access level control (ACL)

Quality Controls is a Free WordPress theme that was designed to be used as a bug tracking application. You can create and track your bugs. It is simple, and packaged lightly, allowing the user to use it however he/she wants.

The idea is to provide a base “framework” of sorts, that creates the core functionality needed for bug tracking, but leaves room for the user to take it in any direction they want.

Crystal is a database toolkit for PHP that helps building reusable, database-dependent, framework-agnostic applications. It is extremely efficient – it loads only what you really need, nothing more.

Crystal is build around three core principles:

• Well documented – Every feature is documented and complemented with examples
• Readable – It is human readable & follows the SQL way of saying things to the db
• Portable – It plays well on shared hosting. It doesn’t require PDO to run

ImpressPages is an open source CMS that enables you to develop an effective and functional website quickly. ImpressPages offers a new approach towards the administration of web content.

Features:

• Easy drag and drop widgets interface
• Newsletter
• Smart copy & paste
• SEO friendly
• Multilingual

MeeNews is a Free WordPress Newsletter plugin that allows you to create, customize and send your own newsletter in a second.

You can create your mailing lists, manage users and post to a mailing list. It comes with 2 different ready to use newsletter themes.

Mollify is web file manager for publishing and managing files hosted in a PHP enabled web server, with AJAX powered clean and fully customizable user interface.

Mollify comes with a intuitive and clean user interface. Its a multilingual web file manager with support for 12 languages.

Features

• File level user access control
• Multiple file uploading with progress display
• Support for public links for file downloads
• Event logging & Server plugin system for extending features
• Fully customizable UI via CSS files, no styles are “hard-coded”