Overview

OnlyOffice is a powerful open-source office suite providing full-featured editors for documents, spreadsheets, presentations, and collaborative editing with strong Microsoft Office format compatibility.

Key Features

• Document Editor: rich formatting and styles
• Spreadsheet Editor: 400+ functions
• Real-Time Collaboration: co-edit with colleagues
• PDF Tool: view, annotate, fill forms
• Cross-Platform: desktop, mobile, web

Why Use It

This tool provides essential functionality for its category while respecting user freedom and privacy through open-source licensing.

Use Cases

• Personal and professional productivity
• Integration with existing workflows
• Self-hosted deployment for data control

Platforms

Linux, macOS, Windows (check website for full list)

Licence

Open Source

Website

TODO