Several years of pandemic spread influenced every branch. Document collaboration is no exception in this case. Lots of teams face certain difficulties: some users want to stay in home office and work remotely despite it’s now possible to get back to real office. Therefore, lots of groups became even more distributed. To ensure effective teamwork in the current conditions, it’s important to choose right tools. In our session: - We’ll present an open-source project ONLYOFFICE and all the novelties over the year since last FOSDEM. - We’ll tell you how to organize efficient and secure document collaboration for any team using open-source software.