Social Source Commons

Free IP PBX / SIP server supports set-up of professional phone systems that allow you to create extensions, transfer calls, and extend VOIP services to all users. Works via your computer network (no separate phone wiring) and allows use of SIP software phones on your PC or any SIP hardware phone.

Free anti-spyware scanner for Windows.

Adium is a free instant messaging application for Mac OS X that can connect to AIM, MSN, Jabber, Yahoo, and more.

industry standard open source web server

A free, open source learning management system allowing the user to manage online educational courses.

Inexpensive antivirus software for up to five computers.

Free language translator.

Extension which provides framework for translating MediaWiki, its extensions and other projects.

"Bypass Compulsory Registration"

ccPublisher will help you tag your audio and video files with information about your license and it allows you to upload Creative Commons-licensed audio and video works to the Internet Archive for free hosting.

Interact with a remote computer as if it's next to you. Great for troubleshooting, maintenance and all of those relatives who call you up for Mac help. Requires that the remote computer have VNC client software running (10.4 has this built-in, otherwise d

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

Web-based software for collaborative creation of dictionaries.

An open source content management system written in PHP with MySQL database concentrating on user-friendliness.

Cyberduck is an open source FTP and SFTP client for Mac OS X. Cyberduck is easy to use and includes features such as uploading and downloading by drag and drop. It can also synchronise files and directories. Cyberduck includes a bookmark manager and supports the Mac OS X Keychain and Bonjour networking.

Livejournal / Blogger / Wordpress Client for Firefox.

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.

dotSUB is a browser based tool enabling subtitling of videos on the web into and from any language.

An award-wining free software replacement to remove software installations from your computer.It loads faster, and displays the additional information with clickable URLs (if available). In addition, it allows you to perform multiple uninstalls in a row.

online video sharing web application

Multipurpose Linux server software.

Fantasdic is a DICT client. It is multi-platform and written in the Ruby programming language. It retrieves definitions from the internet via the DICT protocol instead of from a file on the local hard drive.

Personalized RSS aggregator.

Free FTP server software.

FLOSS Manuals is a wiki-like platform for generating user manuals for free, libre, and open source software (FLOSS). The goal of the project is to make free software more accessible by providing clear documentation that accurately explains their purpose and use. The manuals on FLOSS Manuals are written by a community of people, who do a variety of things to keep the manuals as up to date and accurate as possible. The way in which FLOSS Manuals are written mirrors the way in which FLOSS (Free, libre open source) software itself is written: by a community who contribute to and maintain the content.

Free and Open Source tools for sharing, organizing and maintaining document assets across a team or organization. This toolbox inspired by a discussion on the Asia Source II mailing list.

Use this Web site to find postal codes (if applicable) and other mailing guidelines for international addresses.

open source operating system optimized for use as a server

Free database of music CD metadata.

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

GanttProject is a tool for creating a project schedule by means of a Gantt chart and resource load chart. GanttProject allows you to break down your project into a tree of tasks and assign human resources that have to work on each task. You can also establish dependencies between tasks, like "this task can't start until this one is finished". GanttProject renders your project using two charts: Gantt chart for tasks and resource load chart for resources. You may print the charts, generate PDF and HTML reports, exchange data with Microsoft(R) Project(TM) and spreadsheet applications.

gedit-pomode is a plugin for convenient editing of PO files in the gedit text editor.

Geobytes' free City Distance Tool allows you determine the distance between two international cities with the click of a button.

Customer service facilitation website.

Ghostscript is an interpreter for the PostScript language and for PDF, and related software and documentation.

Git is a popular version control system designed to handle very large projects with speed and efficiency; it is used mainly for various open source projects, most notably the Linux kernel.

GNOME Subtitles is a subtitle editor for the GNOME desktop. It supports the most common text-based subtitle formats and allows for subtitle editing, translation and synchronization.

The Gnumeric spreadsheet is part of the GNOME desktop environment: a project to create a free, user friendly desktop environment.

A free web-based calendar.

Add-in for Internet Explorer and Firefox, featuring pop-up blocker, spell-checking, and search engine.

The open source GIS platform, powerful and cross platform

gtranslator is a GNOME2 application intended to make editing PO files
easy for language translators.

Free hosted e-mail service.

Free open source fax server software.

Free helpdesk and asset tracking software.

Ini Translator is a utility program to translate ini-style language files, with a look and feel reminiscent of poEdit.

Ispell is a program that enables users to correct spelling and typographical errors in a file. When presented with a word that is not in the dictionary, Ispell attempts to find near misses that might include the word you meant.

jDictionary has an intuitive user interface and is able to upgrade itself, upgrade its plugins, and provide news and information about new plugins.

A learning management system that allows the user to create dynamic online educational courses that include multilanguage support, collaborative whiteboards and tutorials.

Kartouche is a web-based translation tool - it allows translations to be submitted via a browser-based interface. Kartouche's sister application, Omnivore, stores the completed translations in a searchable store to which comments and corrections can be added.

Free, open source program designed to create online educational courses

Knoppix is a computer operating system which runs entirely from a CD or DVD drive, without performing an installation process or using the hard drive. Knoppix is a Debian based GNU/Linux distribution LiveCD, developed by GNU/Linux consultant Klaus Knopper

Launchpad Translations (codenamed "Rosetta") is a platform for open source application translation on the internet. It lets anybody help translate their favorite open source application into their favorite spoken language. Launchpad supports most localizable open-source applications.

An open source survey application, LimeSurvey is available in over 40 languages.

A new free web service that lets you create, store and syndicate your own custom RSS feeds from anywhere.

A unique OpenID provider with built in spam & identity protection. mailcan + mailinator + openid.

Excellent free web-based tool to coordinate meetings between many people without wading through emails.

Open Source collaborative software platform for file sharing (documents, images, media files, etc.), task and project management, team collaboration and Wiki editing

MODx is an open source PHP Application Framework that helps you take control of your online content. It empowers developers and advanced users to give as much control as desired to whomever they desire for day-to-day website content maintenance chores.

Moses is a statistical machine translation system that allows you to automatically train translation models for any language pair. A