ack is a tool like grep, aimed at programmers with large trees of heterogeneous source code.

ack is written purely in Perl, and takes advantage of the power of Perl's regular expressions.

• Searches recursively through directories by default, while ignoring .svn, CVS and other VCS directories....

The Xdebug extension helps you debugging your script by providing a lot of valuable debug information. The debug information that Xdebug can provide includes the following:

• stack and function traces in error messages with:
  o full parameter display for user defined functions...

Gallery is the next generation of open source photo sharing web applications. Gallery gives you an intuitive way to blend photo management seamlessly into your own website whether you're running a small personal site or a large community site. Hundreds of thousands of people and organizations are using Gallery to create personalized photo albums on their websites....

GStreamer is a development framework for creating applications like media players, video editors, streaming media broadcasters and so on. It aims to support every format imaginable.

The OpenSource industry standard, high performance data logging and graphing system for time series data. Use it to write your custom monitoring shell scripts or create whole applications using its Perl, Python, Ruby, TCL or PHP bindings.

RRD is the acronym for Round Robin Database. It is a system to store and display time-series data (i.e. network bandwidth, machine-room temperature, server load average)....

The awk utility interprets a special-purpose programming language that makes it possible to handle simple data-reformatting jobs with just a few lines of code.

TYPO3 CMS is a mid to Enterprise level Content Management Framework for enterprise purposes on the web and in intranets written in PHP. It offers full flexibility and extendability while featuring an accomplished set of ready-made interfaces, functions and modules. TYPO3 CMS is offering the best of both worlds: out-of-the-box operation with a complete set of standard modules and a clean and sturdy high-performance architecture accomodating virtually every kind of custom solution or extension. TYPO3 CMS runs on more than 220.000 servers worldwide. The application has been translated into 45 languages and is actively being developed in a community of app. 40.000 users in 50 countries. Since 2005 the TYPO3 print magazine "t3n" is published quarterly....

Bazaar is a simple decentralized revision control system. Decentralized revision control systems give users the ability to branch remote repositories to a local context. Users can commit to local branches without requiring special permission from the branches that they branched from....

SonarQube is an open source software quality management tool, dedicated to continuously analyze and measure source code quality. Using SonarQube throughout the whole development project life cycle drastically improves visibility for every stakeholder. This gained visibility allows to manage risks, reduce maintenance costs and improve agility by implementing a real quality first approach. Teams can now seamlessly embrace quality with fun....

SANE is an application programming interface (API) that provides standardized access to any raster image scanner hardware (flatbed scanner, hand-held scanner, video- and still-cameras, frame-grabbers, etc.). The SANE API is public domain and its discussion and development is open to everybody. The current source code is written for UNIX (including GNU/Linux) and is available under the GNU General Public License (the SANE API is available to proprietary applications and backends as well, however). More details about the license can be found on our license page. Ports to MacOS X, OS/2 and Microsoft Windows are either already done or in progress....