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.

General

Systems listed on a light purple background are no longer in active development.

General Information

NameCreatorLatest stable releaseStable release dateFirst public release dateDatabase backendLicenseSoftware product availableSaaS available
Adobe LiveCycleAdobe92010FilesystemProprietaryYesNo
AlfrescoAlfresco Software23.42024-11-22[±]2005MariaDB, MySQL, Oracle, PostgreSQL, SQL ServerLGPLYesYes
Altova MetaTeamAltova GmbH201320122010CloudProprietaryNoYes
AssemblaAssemblaContinuous Delivery20132006ProprietaryYesYes
CollaborateHighQ4.420182001ProprietaryNoYes
Collabora OnlineCollabora25.04.9.42026-03-232016n/a as integrates with storage providersMPLv2YesYes
ConceptDraw OfficeCS Odessa4.42018-04-172008ProprietaryYesYes
ConfluenceAtlassian8.5.24 October 2023; 2 years ago(4 October 2023)[±]2004ProprietaryYesYes
CryptPadXWiki SASv2025.9.020252017FilesystemAGPL-3.0 licenseYesYes
DrupalDrupal11.3.28 January 2026; 3 months ago2001MariaDB, Microsoft SQL Server, MySQL, Percona Server, PostgreSQL, SQLiteGPL 2, 3YesYes
EGroupwareEGroupware16.120212003MariaDB, MySql, PostgreSQLGPLv2YesYes
Easy RedmineEasy Software13.3.0October 20232007MySQL database (Percona)Proprietary Software based on RedmineYesYes
EliumElium420242009ProprietaryYesYes
EMC Documentum eRoomEMC7.4.420122003FilesystemProprietaryYesNo
Google DriveGoogleCloudProprietaryNoYes
GoTo ConnectGoTo4.15.02025-05-22March 2019CloudProprietaryYesYes
GrasshopperGoTov6.2.22025-06-162003CloudProprietaryYesYes
HumHubHumHub GmbH & Co. KG1.18.22026-03-22; 26 days ago2014MariaDB, MySQLAGPLYesYes
IBM Connections SuiteIBM6 CR52019-05-30[±]June 27, 2007IBM Db2ProprietaryYesYes
IBM DominoIBM8.5.22010-08-24December 1996ProprietaryYesYes
IBM NotesIBMProprietaryYesYes
IBM SametimeIBMProprietaryYesYes
ICEFLOAgenor Technologyv 3.15.02009IBM SoftLayerProprietaryYesYes
IceWarp Mail ServerIceWarp12.1.12018-10-301998ProprietaryYesYes
InLooxInLoox, Inc.10.2.82021-03-291999Microsoft SQL ServerProprietaryYesYes
JiveJive Software9.0.7.12019-03-20[±]2006Oracle, MS SQL, Db2, mySQL, PostgresProprietary
KolabThe Kolab-Project and Kolab Systems AG3.32014-08-20July 17, 2003IMAP(File/mail)-basedvarious Free Software licensesYesYes
KuneComunes Collective1.0.02015-03-18July 17, 2003AGPLYesYes
LibreOffice OnlineThe Document Foundation6.1320182017MPL 2.0YesNo
LogicalDOCLogical ObjectsCommunity Edition 8.7.32022-02-082006LGPLYesYes
Microsoft Exchange ServerMicrosoft20162011-08-042007Exchange DBProprietaryYesYes
Microsoft Live MeetingMicrosoft200720071997ProprietaryYesYes
Microsoft Lync ServerMicrosoft20102010November 2000SQL Server or SQL EEProprietaryYesYes
Microsoft OfficeMicrosoft201620161990ProprietaryYesYes
Microsoft Project ServerMicrosoft20102010-06-152000ProprietaryYesYes
Microsoft SharePoint FoundationMicrosoft2013 SP12014-04-172001SQL Server or SQL EEProprietaryYesNo
Microsoft SharePoint ServerMicrosoft16.0.19127.205182026-2-102001SQL Server or SQL EEProprietaryYesYes
Microsoft SharePoint WorkspaceMicrosoft16.0.19127.205182026-2-102007ProprietaryYesNo
Microsoft Team Foundation ServerMicrosoft201520151994SQL Server or SQL EEProprietaryYesNo
Microsoft Windows LiveMicrosoft20112010-09November 1, 2005CloudProprietaryNoYes
NefsisNefsis3.722011-01-071998CloudProprietaryYesYes
NextcloudNextcloud33.0.22026-04-02; 15 days ago2016MariaDB, MySQL, Oracle, PostgreSQL, SQLiteAGPLv3+YesYes
NotionNotion Labs Inc.2016ProprietaryYesYes
Oracle WebCenterOracle11g2009-07Proprietary
Redmine2006MultpipleGPLv2YesYes
SAP NetWeaver PortalSAP2004Proprietary
Tiki Wiki CMS GroupwareTiki Software Community Association27.12024-11-23; 16 months agoOctober 2002MariaDB, MySQLLGPLYesNo
TrackerSuite.NetAutomation Centre3.62010-112006SQL ServerProprietaryYesYes
Traction TeamPageTraction Software7.0 (23)2025-11-30[±]December 1, 1999NoSQL Journal, MySQLProprietaryYesYes
WrikeWrike201320072006PostgreSQLProprietaryNoYes
WPS OfficeKingsoft20192019-05-061988SQL Server or SQL EEProprietaryYesYes
XWikiXWiki18.2.12026-04-09[±]May 22, 2007HSQLDB, MariaDB, MySQL, PostgreSQL, OracleLGPLYesYes
XaitporterXait201420022001OracleProprietaryNoYes
Zoho ProjectsZoho5.02015-01-20August 26, 2006MySQLProprietaryNoYes
NameCreatorLatest stable releaseStable release dateFirst public release dateDatabase backendLicenseSoftware product availableSaaS available

Comparison of unified communications features

NameE-mail serverFaxingInstant messagingTelephonyVideoconferencingWeb conferencingData conferencingApplication sharingElectronic meeting systemSynchronous conferencing
GoTo ConnectNoYes, virtual fax to emailYesYesYesYesYesYesYesYes
IBM SametimeNo, integrated with Lotus DominoNoYesYesYesYesYesYesYesYes
IBM Lotus DominoYesYesYes with integrated SametimeYes with integrated SametimeYes with integrated SametimeYes with integrated SametimeNoYes with integrated SametimeYes with integrated SametimeNo
IceWarp Mail ServerYesNoYesYesYesYesNoNoNoYes
Microsoft Exchange ServerYesYesNoNoNoNoNoNoYesNo
Microsoft Lync ServerNo, integrated with Exchange ServerNoYesYesYesYesYesYesYesYes
Microsoft SharePointNo, integrated with Exchange ServerNoNoNoNoNoNoNoYesNo
NextcloudYesYes, email to VOIPYesYesYesYesYes collaborative editing with integrated video conferencingYesYesYes
NameE-mail serverFaxingInstant messagingTelephonyVideoconferencingWeb conferencingData conferencingApplication sharingElectronic meeting systemSynchronous conferencing

Comparison of collaborative software features

NameWikisWeb publishingCalendaring softwareProject managementWorkflow systemDocument managementList managementXML Forms management and workflowDiscussionBlogsSurveysTime trackingBusiness intelligenceChartingBookmarking, Tagging, Rating and CommentsSocial softwareEnterprise searchOffice suite
ClickUpYesYesYesYesYesYesYesNoYesYesYesYesYesYesYesYesYesYes
Easy RedmineYesYesYesYesYesYesNoNoYesNoNoYesNoYesYesYesYesNo
EGroupwareYesYesYesYesYesYesYesYesNoNoNoYesYesYesYesNoYesYes, web, webdav
Google WorkspaceYes, SitesYes, SitesYesNoNoYes, simpleNoYes, simpleYesYesYesNoNoYesYesYesYesYes
IBM ConnectionsYesYesYesYes, simpleYesYes, simpleNoNoYesYesNoNoNoNoYesYesNoNo
IBM Lotus DominoNoNoYesYes, simpleYesNoNoNoNoNoNoNoNoNoNoNoNoNo
IceWarp Mail ServerNoNoYesYes, simpleYesYesNoNoYesNoNoNoNoNoYesYesNoYes
InLooxNoNoYesYesYesYesYesNoYesNoNoYesYesYesYes, limitedYesYesYes, MS Office Interface
Jive SoftwareYesYesYesYes, simpleNoYesNoNoYesYesYesNoNoYesYesYesYesYes, MS Office Interface
KuneYesIn developmentYesYes, simpleNoYesyes, wave-basedNoYesYesyes (gadget)NoNoNoIn developmentYesNoReal-time collaborative documents
Microsoft Exchange ServerNoNoYesYes, simpleYesNoNoNoNoNoNoNoNoNoNoNoNoNo
Microsoft OfficeNoNoNoNoNoYes, simpleNoYesNoNoNoNoNoYesNoNoNoYes, desktop
Microsoft Project ServerNoNoYesYesNoNoNoNoNoNoNoYesNoNoNoNoNoNo
Microsoft SharePointYesYesYesYes, simpleYesYesYesYesYesYesYesYesYesYesYesYesYesYes, web
Microsoft Team Foundation ServerNoNoYesYesYesYesNoNoYesNoNoYesNoYesYesNoYesNo
NextcloudNoYesYesYesYes, limitedNoNoNoYesNoYesYesYes, limitedYesYes, limitedYesYes, limitedYes
SmartsheetNoYesYesYesYesYesYesNoYesNoYesYesNoYesNoNoYesYes, MS Office Interface
Traction TeamPageYesYesYesYesYes, simpleYesYesNoYesYesYes, plug-inYes, basicNoYes, usage charts, APIYesYes, plug-inYesYes, web, webdav
Tiki Wiki CMS GroupwareYesYesYesYes, simpleYesYesYes (newsletter)YesYesYesYesYesNoYes (basic)YesYesYesYes, web
WrikeNoNoYesYesYesYesNoNoYesNoNoYesNoYesYesYesNoYes, web
XaitporterNoNoYes, limitedYesYesYesNoNoYesNoNoYesYesYesYesYesNoYes, webdav
TrelloNoNoYes, limitedYesYesNoNoNoYesNoYesYesNoNoYesYesNoNo
XWiki EnterpriseYesYesYes, extensionYes, extensionYes, extensionYes, extensionYes, extensionYes, extensionYes, extensionYesYes, extensionNoNoYes, extensionYes, and extension for ratingYesYes, (Lucene/SolR)Yes, web
Zoho ProjectsYesNoYesYesYes, limitedYesNoNoYesNoNoYesNoYesYes, limitedYesNoYes, web
NameWikisWeb publishingCalendaring softwareProject managementWorkflow systemDocument managementList managementXML Forms management and workflowDiscussionBlogsSurveysTime trackingBusiness intelligenceChartingBookmarking, Tagging, Rating and CommentsSocial softwareEnterprise searchOffice suite

Comparison of targets

NamePublicIntranetExtranetPersonal SitesTeam SitesDeveloper
IBM ConnectionsYesYesYesYesYesYes
IBM Lotus DominoYesYesYesYesYesYes
IBM Lotus QuickPlaceYesYesYesYesYesYes
Microsoft Exchange ServerYesYesYesNoNoNo
Microsoft Office Live Communications ServerNoYesYesYesYesNo
Microsoft SharePointYesYesYesYesYesYes
Microsoft Team Foundation ServerNoYesYesYesYesYes
NextcloudYesYesYesYesYesYes
NamePublicIntranetExtranetPersonal SitesTeam SitesDeveloper

Open source software

The following are open source applications for collaboration:

Standard client–server software

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
  • Cryptpad, open-source, end-to-end encrypted collaborative office suite focused on privacy
  • 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
  • Elium, enterprise knowledge management system: lifecycle management, AI, collaboration, wiki and portal
  • 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

Project collaboration software

Web-based software

  • 5day.io, is a modern work management tool
  • 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.
  • 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

Comparison

NameMail transfer agentMail storage typeIMAP serverIMAP sharedCalendar formatCalendar sharedIM serverWebDAVWeb UIContacts sharedFiles sharedWeb admin UIAntivirusSpam filterNotes
AxigenSMTP proprietary RFC compliantproprietary indexed storageproprietary RFC compliantYesiCalavailable from Microsoft Outlook & WebmailNoNoYesYesNoYesClamAVSpamAssassin, Sieve, othersMobile synchronizing using full compliant ActiveSync, Ajax GUI, multiplatform, Microsoft Outlook connector with online/offline modes
BynariSMTP PostfixIMAPCyrus IMAPYesiCaliCalJabberYesYesYesYesYesClamAVSpamAssassin and SieveMobile synchronizing using full compliant ActiveSync, Ajax webapp, Microsoft Outlook connector
Citadel/UXCustomBerkeley DBCustomYesiCalYesYesGroupDAV and WebCal supportYesYesvarious methodsYesClamAV on SpamAssassinSpamAssassin, or pre-processed with Postfix or qpsmtpdHot backups need retained recent database logs
EGroupwareSMTPIMAP server dependentCyrus or any IMAP serverYesiCalYesNoYesYesYesYesYesYes on Linux- any externalSieve filtersAjax GUI, Mobile responsive template, integrates with: mobile devices (Z-Push), any IMAP client
Feng Office Community EditionSendmail, SMTPDatabase or File systemAny IMAP serverNoSQL, iCaliCalNoNoYesYesYesYesAny external (e.g., ClamAV)Mail server dependent (e.g., SpamAssassin)Ajax GUI; runs on any operating system with Apache, PHP and MySQL, e.g., Windows, Linux, macOS); commercial support via Feng Office
Group-OfficeCustom PostfixIMAP server dependentCustomYesiCalWeb interfaceNoYesYesYesYesYesClamAVSpamAssassin, DSPAMSynchronizes with: Microsoft Outlook, iPhone, Android, Symbian, Palm OS, Pocket PC, other SyncML or ActiveSync clients
HordeSendmail, SMTPNoCyrus, othersNoNoDB, ICAL exportNoYesYesYesYesYesNorule-based filteringintegrates into Kolab, has SyncML-interface
Jumper 2.0NoNoCustomNoSQL, iCaliCalNoYesYesYesShares any content, media, or dataYesNoNoEnterprise bookmarking engine, uses peer and social networking principles to tag and link distributed data resources for universal search regardless of vendor, format, or location
KolabPostfixIMAP (Kolab-XML format) and LDAPCyrus and (experimental) DovecotYesiCal and Kolab-XML formatIMAP, iCal- and HTML-ExportNoYesRoundcubeIMAP and LDAPYesYesClamAV, othersSpamAssassin, othersRuns on almost all Unix/Linux; integrated Roundcube webfrontend, and ActiveSync (via Syncroton), and serves most common PIM-clients such as Kontact, Microsoft Outlook (with connector plug-in) and others.
OpenGroupware.orgPostfixMail DirCyrusNoNoExport to iCalXMPP, if purchasedNoNoNoNoIf purchased
Open-XchangePostfixIMAP server dependentCyrus, Courier, DovecotYesiCalLDAP, CalDAV, Google, Export to iCalNoYesYesYesYesIf purchasedClamAV, othersSpamAssassin, othersAjax GUI, Microsoft Outlook integration, tasks module
PhpGroupWareNoNoNoUnknownUnknownICALYesUnknownYesUnknownYesYesQuite similar to eGroupWare
Simple GroupwareSMTPIMAP server dependent, DatabaseCyrus, Courier IMAP, UW IMAP, othersYesSQL, iCal and XML formatDatabase, ICAL import/exportBuilt-in chat modulePlanned for 0.3YesYesYesYesClamAV, othersMail server dependentSynchronizes with: Outlook, Symbian, Pocket PC, mail notifications, document preview
Tine 2.0Postfix or any other SMTP ServerSQLDBMail or other IMAP-serverif IMAP server supportSQLnot yet CalDAV or iCalNoNoYesYesNoYesNoNoUses external IMAP server; synchronizes with: Symbian, Palm OS, Pocket PC, other ActiveSync clients
Tonido WorkspaceNoNoNoNoSynchronizing, Web-based accessBuilt-in chat moduleYesYesYesYesYesYesNoNoFree, for Windows, Mac OS X, Linux; built-in web server allows P2P synchronizing similar to Microsoft Groove and usual guest workspace access via Ajax-based WebUI
Twprojectrelies on existing SMTPsynchronizes with clientsNoYesiCaliCalNoNoYesYesYesYesNoNoSynchronizes with: Outlook, Google calendars, mail; full project management module
WrikeNoNoNoNoiCalYesNoYesYesYesYesYesNoNoMobile synchronizing using full compliant Dropbox & Google docs, rich Ajax web access, Microsoft Outlook & iMail connector
ZarafaPostfix, Exim, Qmail, Sendmail, othersMySQL, optional attachments on filesystemYesPublic Folder availableOutlook, WebApp, Webaccess, iCal, Z-MergeOutlook, WebApp, Webaccess, Z-MergeYesYesYesYesYesYesClamAV, othersSpamAssassin, othersHTML5 WebApp (with Videoconferencing functionality and (large) file sharing), Ajax WebAccess, online and offline Outlook compatibility, fully ActiveSync compatible using Z-Push (Symbian, Pocket PC, iPhone (firmware 2.X), Nokia (mail4Exchange)), integrates with AD and LDAP, own serverside integration framework Z-Merge
KopanoPostfix, Exim, Qmail, Sendmail, othersMySQL, optional attachments on filesystemYesPublic Folder availableOutlook, WebApp, iCal, Z-MergeOutlook, WebApp, Z-MergeYesYesYesYesYesYesClamAV, othersSpamAssassin, othersHTML5 WebApp (with Videoconferencing functionality and (large) file sharing), Ajax WebAccess, online and offline Outlook compatibility, fully ActiveSync compatible using Z-Push (Symbian, Pocket PC, iPhone (firmware 2.X), Nokia (mail4Exchange)), integrates with AD and LDAP, own serverside integration framework Z-Merge
ZentyalPostfixIMAP server dependentDovecotNoOutlook, Webaccess, iCalOutlook, WebaccessUnknownUnknownYesYesUnknownYesClamAVSpamAssassinAjax Web UI, online and offline Outlook native compatibility, fully ActiveSync compatible using SOGo integrates with Samba AD server
ZimbraCustom PostfixMail Dir w/ index dbCustomNoiCalICAL(Removed in v8)YesYesYesYesYesClamAVSpamAssassin, DSPAM
NameMail transfer agentMail storage typeIMAP serverIMAP sharedCalendar formatCalendar sharedIM serverWebDAVWeb UIContacts sharedFiles sharedWeb admin UIAntivirusSpam filterNotes

See also