OnlyOffice
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