Social Source Commons

Web based, open source collaboration and project management tool.

Firefox addon that eliminates banner advertisements.

airTODO is a crossplatform open source minimalist project management tool with zero administration, intended for customer, project, module, employees, task and time management.

Amaya is a Web editor, i.e. a tool used to create and update documents directly on the Web. Browsing features are seamlessly integrated with the editing and remote access features in a uniform environment. This follows the original vision of the Web as a space for collaboration and not just a one-way publishing medium.

industry standard open source web server

Pro-level audio editing application.

Art of Illusion is a free, open source 3D modelling and rendering studio. It is written entirely in Java, and should be usable on any Java Virtual Machine.

Allows you to download and export videos to your computer or portable device from sites like YouTube, MySpace, Dailymotion, Megavideo, Google, Yahoo!, Metacafe, iFilm, etc;

Opensource DVD backup utility.

A FOSS audio/video toolkit put together by the Tactical Tech. For the full version see http://audiovideo.ngoinabox.org

BackupPC is a high-performance, enterprise-grade system for backing up Linux, WinXX and MacOSX PCs and laptops to a server's disk. BackupPC is highly configurable and easy to install and maintain.

This nifty little app lets you take notes, add images, links etc on the fly you can then organise notes, tag them and quickly retrieve them for future reference.

Bean is a small, easy-to-use word processor (or rich text editor), designed to make writing convenient, efficient and comfortable. It was built for Mac OS X.

BIRT is an open source Eclipse-based reporting system that integrates with your Java/J2EE application

Open Source RSS Reader

Buddi is a personal finance and budgeting program, aimed at those who have little or no financial background.

Burning application for Mac OS X

Campcaster is a free and open source automation system for radio stations.

Capistrano is a utility for automating the execution of tasks on one or more remote machines.

CDex is a tool that enables you to extract digital data directly from an Audio CD into plain WAV files (useful for making compilation audio CDs) or compressed using an audio encoder.

Cinelerra is a highly advanced and professional opensource video editing.

Free E-Advocacy for Grassroots

Open source constitutent relationship management system.

Allow users to subscribe (double opt-in) to a CiviCRM group without creating a Drupal user. Upon entering an email address, the user is added to the group, but the do_not_email flag is set. The subscribe form sends out an email to confirm the subscription. And only after the special link in the email is clicked, is the do_not_email flag cleared.

CivicSpace is a free open-source CMS platform for grassroots organizing and civic activity.

CiviCRM component: Event organising and participants management

CiviCRM component: Online signup and membership management.

Claroline is an Open Source eLearning and eWorking platform allowing teachers to build effective online courses and to manage learning and collaborative activities on the web.

Firefox extension that converts text to audio.

Conduit is a synchronization solution for GNOME which allows the user to take their emails, files, bookmarks, and any other type of personal information and synchronize that data with another computer, an online service, or even another electronic device.

Crystal Space is a free cross-platform software development kit for realtime 3D graphics and in particular games. Officially supports Linux, OSX and Windows.

Linux distribution with a very strong community

Deki Wiki is a free open source wiki and application platform for communities and enterprises.

A nonprofit service with moderate monthly fees and strong customization support. Online campaigns, donations, event registration, mail blasting, and basic member tracking.

Opensource utility to convert documents to pdf files.

Dojo is an Open Source DHTML toolkit written in JavaScript. It builds on several contributed code bases (nWidgets, Burstlib, f(m)), which is why we refer to it sometimes as a "unified" toolkit. Dojo aims to solve some long-standing historical problems with DHTML which prevented mass adoption of dynamic web application development.

DotNetNuke is a Web Application Framework for creating web sites, intranets and extranets, and online publishing portals. It is similar to Plone or Drupal, but runs on ASP rather than PHP.

DragonFly is an operating system and environment originally based on FreeBSD.

Very extensible CMS platform based on PHP and used by many NGOs - "Community Plumbing"

e107 is a CMS written in PHP and using the popular open source MySQL database system for content storage. It's completely free, totally customisable and in constant development.

The Edubuntu Linux distribution brings the spirit of Ubuntu to schools, through its customised school environment.

Open Source Social Networking Platform

Emule is a reliable peer-to-peer file sharing client that features a queue and credit system, intelligent corruption control, file preview function, user categories, a wide file search array and much more.

"Envy" is an application for Ubuntu Linux and Debian written in Python and PyGTK which will detect and install the proper drivers for your graphic card.

A graphical network monitor

Exaile is a media player aiming to be similar to KDE's AmaroK, but for GTK+. It incorporates many of the cool things from AmaroK (and other media players) like automatic fetching of album art, handling of large libraries, lyrics fetching, artist/album ..

Dual-license open source content management system.

Firewall for Windows

A multi-protocol IM client for OS X

The ultimate in-browser code-monkeying and debugging utility. An undeniable reason to switch to Firefox. Installs as a toolbar in the browser.

FireFTP is a free, secure, cross-platform FTP client for Mozilla Firefox which provides easy and intuitive access to FTP servers. FireFTP is very simple to use and integrates into your web browser.

FlashDevelop is a .NET open source script editor designed mostly for Actionscript 2/3 development. FlashDevelop is very quick to setup and easy to use as an external editor for the Flash IDE or as a complete open source development environment.

Flyspray is an uncomplicated, web-based bug tracking system for assisting with software development. Kabissa uses it for managing issues with the Kabissa website content and technology.

Freedom Toasters are self-contained, computer-based, 'Bring 'n Burn' facilities

Until now — and probably for a while in most heads — the GNU/Linux system at school has been perceived as a good replacement of other proprietary servers. However the server is probably the least important things in term of freedom in a school network

FreeNAS is a free NAS (Network-Attached Storage) server, supporting: CIFS (samba), FTP, NFS, RSYNC protocols, local user authentication, Software RAID (0,1,5) with a Full WEB configuration interface.

Based on the OpenWRT project, the Freifunk firmware brings easy OLSR support to MIPS-based consumer access points, such as the Linksys WRT54G / WRT54GS / WAP54G, Siemens SE505, and others. By simply flashing one of these APs with the Freifunk firmware, you can rapidly build a self-forming OLSR mesh. Freifunk is not currently available for x86 architecture machines. It is maintained by Sven Ola of the Freifunk wireless group in Berlin. You can download the firmware from freifunk.net

Project scheduling software (scriptable, cross-platform, and open source)