List of collaborative software

This list is divided into proprietary or free software, and open source software, with several comparison tables of different product and vendor characteristics. It also includes a section of project collaboration software, which is a standard feature in collaboration platforms.

Comparison of notable software
Systems listed on a light purple background are no longer in active development.

Open source software
The following are open source applications for collaboration:

Standard client–server software

 * Access Grid, for audio and video-based collaboration
 * Axigen
 * Citadel/UX, with support for native groupware clients (Kontact, Novell Evolution, Microsoft Outlook) and web interface
 * Cyn.in
 * EGroupware, with support for native groupware clients (Kontact, Novell Evolution, Microsoft Outlook) and web interface
 * Group-Office groupware and CRM
 * Kolab, various native PIM clients
 * Kopano
 * OpenGroupware.org
 * phpGroupWare
 * Scalix
 * SOGo, integrated email, calendaring with Apple iCal, Mozilla Thunderbird and native Outlook compatibility
 * Teambox, Basecamp-style project management software with focus on GTD task management and conversations. (Only V3 and prior are open-source.)
 * Zarafa
 * Zentyal, with support for native groupware clients (Kontact, Novell Evolution) natively for Microsoft Outlook and web interface
 * Zimbra
 * Zulip

Groupware: Web-based software

 * Axigen
 * Bricolage, content management system
 * BigBlueButton, Web meetings
 * Collabora Online, Enterprise-ready edition of LibreOffice enabling real-time collaborative editing of documents, spreadsheets, presentations and graphics
 * DotNetNuke, also called DNN: module-based, evolved from ASP 1.0 demo applications
 * EGroupware, a free open source groupware software intended for businesses from small to enterprises
 * EtherPad, collaborative drafting with chat
 * Feng Office Community Edition
 * FusionForge, has wiki, forums, mailing lists, FTP, SSH, subdomains, hosting, email alias, backups, CVS/SVN, task management
 * Group-Office, Web-based groupware for sharing calendars, files, e-mail, CRM, Projects, Mobile Synchronization and much more.
 * Horde
 * HumHub a free and open-source enterprise social network solution
 * IceWarp Server
 * Jumper 2.0, collaborative search engine and knowledge management platform
 * Kolab Groupware, integrated Roundcube web frontend
 * Kune, collaborative federated social network, based on Apache Wave
 * Loomio, for making decisions together (AGPL).
 * MediaWiki, which provides core content management and integrates with many other tools via extensions
 * Nextcloud, file hosting service, functionally similar to Dropbox, Office 365 or Google Drive when used with its integrated office suite solutions Collabora Online or OnlyOffice
 * OnlyOffice Community Server, available for Microsoft and Linux
 * OpenBroadcaster LPFM IPTV broadcast automation tools
 * Overleaf for creating LaTeX documents
 * phpGroupWare
 * Simple Groupware
 * SOGo, integrated email, calendaring with Apple iCal, Mozilla Thunderbird and native Outlook compatibility
 * Tiki Wiki CMS Groupware, has wiki, forums, calendar, ticket system, workflow engine
 * Tine 2.0
 * Tonido, free collaborative software with workspace synchronizing, Web access from personal desktop; cross-platform
 * Zarafa, full MAPI MS Exchange replacement for Linux, GPL+proprietary
 * Kopano, full MAPI MS Exchange replacement for Linux, GPL+proprietary
 * Zentyal
 * Zimbra

Other

 * Alfresco, enterprise content management system: document management, workflow, and portal
 * Drupal Framework, open source content management framework: document management, web pages, attachments, forums, photos, social profiles, collaboration tools
 * Liferay Enterprise Portal, open source enterprise portal: document management, wiki, social tools, workflow
 * LogicalDOC, document management system: document management, workflow
 * Nuxeo EP, enterprise content management system: document management, workflow
 * OpenKM, open source document management system: document management

Web-based software

 * 5day.io, is a modern work management tool that makes managing projects, tasks, and collaboration easy.
 * Ceiton, workflow-based project management with Gantt chart, scheduling calendar and time-tracking
 * Central Desktop, has project management, wiki, file upload, review and approve, calendar, document management
 * Clarizen, online on-demand, collaborative project execution software
 * dotProject
 * Easy Redmine, open-source project management software
 * Easy Projects
 * EGroupware, is free open source groupware software intended for businesses from small to enterprises
 * Feng Office Community Edition
 * Fle3
 * Gitea
 * GitLab
 * Group-Office, Web-based groupware for sharing calendars, files, e-mail, CRM, Projects, Mobile Synchronization and much more.
 * GroveSite, online collaboration, project and document management; online relational database
 * Horde
 * InLoox, web-based project management and collaboration software with Outlook integration
 * LiquidPlanner, web-based project management and collaboration software
 * Mindquarry, has document synchronizing, wiki, task management
 * PBworks is a commercial real-time collaborative editing (RTCE) system
 * phpGroupWare, has a project collaboration module
 * Plone, content management
 * project.net
 * Projectplace, full suite of collaborative project tools
 * Redmine, for software projects includes issue tracking, wiki, basic file and document management with hooks to major version control systems: SVN, Git, etc.
 * Simple Groupware
 * TeamLab, has forums, blogs, bookmarks, wiki, task management, instant messaging, mobile version, CRM, online document editors
 * TogetherJS by Mozilla, an open-source javascript library that can transform any web application into a real-time collaborative editor.
 * Trac, has wiki, document management, ticket system and version control system
 * Traction TeamPage integrated action tracking, wiki, live status, notification, and streams organized by person, task, project, and shared permissioned space.
 * web2project, a dotproject fork with active current development and some innovations: subprojects, etc.
 * WiserEarth, social network and database that include an open-source Groupware (closed)
 * Wrike, interactive web-based project management software and tools for remote collaboration
 * Zoho Projects, a web-based project management software with collaboration features such as Interactive Feeds, Chat, Calendar, Forum, Wiki Pages and shared Document management

Other

 * Croquet project, collaborative virtual environment
 * Open Wonderland, open source Java toolkit to make collaborative 3D virtual worlds
 * Wiki engines: see List of wiki software
 * Realtime editors: see Collaborative real-time editor
 * Revision control for software engineering projects: see Comparison of revision control software
 * Collaborative development environment
 * Tools for collaborative writing such as O'Reilly Media's wiki-like git-managed authoring platform Atlas