📌 What is OnlyOffice? OnlyOffice (formerly TeamLab) is a cloud-based, open-source office suite that offers six core tools including Docs, Sheets, Slides, and Presentations. It is touted as an alternative to Microsoft Office/Google Workspace as an enterprise collaboration platform, and is characterized by its 100% compatibility and ability to self-host data**.
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🔍 Key Features & Benefits
1. Fully compatible
- Full support for MS Office formats (.docx, .xlsx, .pptx)
- Google Docs, LibreOffice files compatible
- Example: 50-page report created in MS Word → can be modified in OnlyOffice and re-saved without breakage.
2. Real-time Collaboration
- Show workers with colored icons when editing simultaneously
- Built-in chat 💬-comment function
- Change history versioning (save up to 100 versions)
3. Security & Privacy 🔒
- Supports on-premises installation (run your own server)
- End-to-end encryption (E2EE) option
- GDPR/ISO 27001 compliant
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🧩 Components
| Modules | Features | Emojis |
|---|---|---|
| Documents | Edit text documents | 📝 |
| Spreadsheets | Excel replacement, formula/chart support | 📊 |
| Presentations | PPT creation and presentation tool | 🎞️ |
| Forms | Create surveys/forms | 📋 |
| CRM | Customer Relationship Management | 👥 |
| Projects | Task/Schedule Management | ✅ |
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⚙️ Installation Methods Comparison
| Types | Advantages | Disadvantages |
|---|---|---|
| Cloud (SaaS) | No installation required, free plans available | Limited features |
| On-premises | Full data control | Server management required |
| Desktop app | Can work offline | No real-time collaboration |
> 💡 Free version: Unlimited use of basic office features > 💡 Paid plans: $5-15 per month (adds CRM-Project Management)
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🆚 Competitor Comparison (OnlyOffice vs LibreOffice)
- Compatibility: OnlyOffice > LibreOffice (MS document rendering accuracy 95% vs 85%)
- Collaboration: OnlyOffice real-time collaboration ⭕ vs LibreOffice ❌.
- Extensibility: LibreOffice macro/plugin richness > OnlyOffice
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🛠️ Real-world applications
- Educational Institution.
- Faculty collaborate to create course materials → Resolve version conflicts
- Integration with student assignment submission system
- **Startup
- Reduced subscription costs by 70% (replacing Google Workspace)
- Increased security by keeping customer data on our own servers
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💡 Utilization Tips
1. customize hotkeys: [Settings → Edit → Hotkeys].
2. convert to PDF: click Document → "Export to PDF"
3. save templates: save your favorite forms as .dotx and recycle them—]
❓ Frequently asked questions.
**Q: Is it available on mobile? → iOS/Android app support (free)
**Q: Are there any problems with Korean input? → Fixed Hangul space/line breaks after 2023 update
**Q: What is the AI feature? → ChatGPT integration plugin provided (paid)
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✨ Conclusion
“OnlyOffice = Open Source + MS Compatibility + Collaboration + Security”. If your organization needs to run your own server at low cost or save money on MS subscription, this is the best solution for you. Get started with a free 30-day trial!
> 🌐 Official site: https://www.onlyoffice.com/ko/ > 🔧 Installation guide: Docker-Windows-Linux versions available