A wide variety of free and paid office software and collaboration tools from Ascensio System SIA. Used by more than 15 million users worldwide, various enhancements have been made over the years, resulting in a comprehensive product line for office workers.
OnlyOffice was founded in 2009 as the TeamLab project by Latvian-based Ascensio and Russian-based New Communication Technologies. It's first product was an online document editor in 2012, and OnlyOffice Desktop Editors was a Microsoft Office replacement in 2016. See
application suite.