Free open source office suite with business productivity tools: document and project management, CRM, mail aggregator.
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Latest commit 828e4f8 Aug 13, 2018

License Release


ONLYOFFICE Community Server is a free open source collaborative system developed to manage documents, projects, customer relationship and email correspondence, all in one place.


  • Cross platform solution: Linux, Windows
  • Document management
  • Integration with Google Drive, Box, Dropbox, OneDrive, OwnCloud
  • File sharing
  • Document embedding
  • Access rights management
  • Customizable CRM
  • Web-to-lead form
  • Invoicing system
  • Project Management
  • Gantt Chart
  • Milestones, task dependencies and subtasks
  • Time tracking
  • Automated reports
  • Blogs, forums, polls, wiki
  • Calendar
  • Email Aggregator
  • People module (employee database)
  • Instant Messenger
  • Support of more than 20 languages


To compile source, follow this instruction.

Connecting your own modules

You can now create your own modules and connect them to ONLYOFFICE Community Server. See this repository for more details.

Project Information

Official website:

Code repository:

Docker Image:

License: GNU GPL v3.0

SaaS version:

ONLYOFFICE Community Edition

ONLYOFFICE Community Server is a part of ONLYOFFICE Community Edition that comprises also Document Server and Mail Server. To install ONLYOFFICE Community Edition, make use of the Docker or one of the available virtual machines with ONLYOFFICE Community Edition pre-installed.

User Feedback and Support

If you have any problems with or questions about ONLYOFFICE, please visit our official forum to find answers to your questions: or you can ask and answer ONLYOFFICE development questions on Stack Overflow.