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.

Argentum is an open source project management and invoicing software that you can use in order to keep track of the different projects any team of yours has to tackle, and also of the invoices that you are sending out to your clients.

Its very easy to monitor how much time is being spent by a team on an assignment. It has built-in support for PDF generation, multiple currency and automatic currency conversions for invoices.

Argentum project management and invoicing software is available in two configurations: you can host it in your server, or you can have it hosted by the company.

MyClientBase is a simple, intuitive, free and open source web based invoice management software developed specially for freelancers. Highly customizable options and features provide a powerful invoicing solution.

This invoice management software is written in PHP, on top of the excellent CodeIgniter framework. Built-in modularity gives developers a pathway to write custom modules.

It comes with a many comprehensive features including an informative dashboard, invoice management, client management & tax rate management modules.

Adminer, a full featured MySQL database management tool that consist of a single file to manage database.

Users can manage existing databases and have liberty to create new ones easily. It provides all features required for database management including:

• List fields, indexes, foreign keys and triggers of table
• Execute any SQL command from a text field or a file
• Stored procedures and functions management
• Export table structure, routines & databases to SQL or CSV file
• Manage events and table partitions

Adminer is an open source and multilingual software available in 11 languages.

Tribiq CMS is a content management system written in PHP & MYSQL. Creating websites with Tribiq is fund due to It’s friendly AJAX user interface.

Chive is a next generation Open Source MySQL database management tool. It’s web based user interface effectively combine common operations & tools needed by software developers and database administrators.

Picok stands for Personal Information Cockpit. It’s an open source tool, aimed at enableing users to build their personal information dashboards. User content is loaded into small and handy draggable boxes, called portlets, and layed out in a tabbed column-based interface.

There are a quite few standard portlets shipped with Picok, but since it is an open source system, maintainers of picok installations can easily create portlets of their own.

Picok is written using PHP 5 and using Yahoo User Interface Library and Zend Framework Components. It supports MySQL, Microsoft SQL Server and IBM Lotus Notes. Its very easy to integrate into  your corporate intranet, website or community platform.