Social Source Commons

Online presentation software.

Web-based project management tool

Web-based tool for assembling board books.

WordPress plugin that offers "Social networking in a box". BuddyPress is free and open source, and unlike hosted services, BuddyPress allows you to stay in control of your site and create a customized, unique experience.

Campfire is a web-based group chat tool that lets you set up password-protected chat rooms.

Community platforms that support collaboration within and across organizations. This toolbox inspired by an NTEN Discussion.

Quick and easy online project management software. Manage projects, tasks, files, contacts, budgets and profits.

Hosted collaboration platform. Users can share ideas across their organization, get feedback from people with whom they wouldn't normally interact and form ad hoc groups that cut across organizational boundaries.

A consortium supported email list/web archive designed for low bandwidth application in international development

eGroupWare is a free enterprise ready groupware software for your network. It enables you to manage contacts, appointments, todos and many more for your whole business.

eGroupWare is a groupware server. It comes with a native web-interface which allowes to access your data from any platform all over the planet. Moreover you also have the choice to access the eGroupWare server with your favorite groupware client (Kontact, Evolution, Outlook) and also with your mobile or PDA via SyncML.

eGroupWare is international. At the time, it supports more than 25 languages including rtl support.

eGroupWare is platform independent. The server runs on Linux, Mac, Windows and many more other operating systems. On the client side, all you need is a internetbrowser such as Firefox, Konqueror, Internet Explorer and many more.

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.

Online meeting platform, with screencast, dial-in and recording.

Google Apps Team Edition is a set of collaboration tools for verified users of a domain. The suite includes the following Google services: Sites, Docs, Calendar, Talk, Mail, and Start Page.

Web Collaboration and Online Intranet Software

Free, web-based team project management application with an emphasis on simplicity

Hosted Groupware

Free live web streaming of video, management for video content, support for embedding and group collaboration on content creation.

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

Mac MindMapping Software.

Free video chat program

Hosted group and project management software.

An open source groupware suite.

Free conference call service with nice web-based management UI. Based on Asterisk VOIP server

Video conferencing software.

Hosted Groupware

StreamLink Software provides nonprofit organizations with web-based management software that increases operational capacity and efficiency. Our philosophy is to maximize the value of every dollar a nonprofit organization has, increasing its ability to accelerate its mission.

SMS groupware tool. Enables one-to-many text messages among private groups.

Teamwork PM is an online project management tool. The free version is strong enough to run a small organization, and the paid versions are affordable. It's a good alternative to the popular Basecamp.

Tiki Wiki CMS Groupware is a full-featured, web-based, multilingual (35+ languages), tightly integrated, all-in-one Wiki+CMS+Groupware, Free Source Software (GNU/LGPL), using PHP, MySQL, Zend Framework, jQuery and Smarty. It is actively developed by a very large international community. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge base, intranets, and extranets.

Tiki offers a very large number of features "out-of-the-box", arguably more than any other Open Source Web Application. Highly configurable and modular, all features are optional and administered via a web-based interface.

Major features include a robust wiki engine, news articles, discussion forums, newsletters, blogs, file and image galleries, bug and issue trackers (form generator), a links directory, polls/surveys and quizzes, FAQs, banner management system, calendar, maps, mobile version, RSS feeds, category system, tags, an advanced themeing engine (Smarty), spreadsheet, live support, shoutbox, inter-user messaging, menu generator, advanced permission system for users and groups, internal search engine, external authentication support, and much, much more.

TWiki is an enterprise wiki, enterprise collaboration platform and knowledge management system. It is a Structured Wiki, typically used to run a project development space, a document management system, a knowledge base, or any other groupware tool

Forum and community publishing software, with search and security features.

Vtiger is an open source CRM that forked from SugarCRM.

Watchitoo is a new video collaboration platform that can be embedded into virtually any website

Sharable web-based document editing

Web-based decision-making tool for organizations that need to come to a group consensus. Free in its current beta form.

Web-based survey tool