ONLYOFFICE Document Server is an online office suite comprising viewers and editors for texts, spreadsheets and presentations. Developed by Ascensio System SIA
License: Open Source
ONLYOFFICE excels in collaboration and cloud integration, making it ideal for teams and remote work environments. In contrast, Apache OpenOffice is a robust open-source suite suitable for basic office tasks, but it lacks advanced features like real-time collaboration and extensive cloud support.