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 Project collaboration software Web-based software 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 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