📁 Cloud storage & office Open source Privacy ★★★★
OnlyOffice
Self-hostable MS-compatible office suite
Overview
OnlyOffice Document Server from Ascensio System (Latvia) prioritizes DOCX/XLSX/PPTX compatibility over Google-native formats.
Popular Nextcloud app for replacing Docs/Sheets/Slides while keeping Office files.
Forms, projects, and CRM extensions available beyond core editing.
Scores
Privacy 4/5
Ease of use 3/5
Features 5/5
Value 4/5
Google Drive / Docs — comparison
Prioritizes Office compatibility and on-prem sovereignty over Google’s lightweight browser+AI experience—replaces Docs/Sheets/Slides layer, not Drive itself.
Pros
- ✓ Co-edit existing Office files in place
- ✓ AGPL Community Edition available
- ✓ Extensions for forms, projects, CRM
Cons & caveats
- − Heavier setup than Google Docs
- − No Google Apps Script/macros parity
- − UI less minimal than Google
Best for
- Office-format-centric organizations
- Nextcloud users
- Teams moving from Google Docs to .docx workflows
Not ideal for
- Storage-only personal users
- Spreadsheets relying on Google-only functions
Specs
- Pricing
- Free + paid — Community Edition free (self-host). Docs Enterprise from $8/user/month. ONLYOFFICE Workspace SaaS also available.
- Difficulty
- Moderate
- Data location
- Self-hosted location or ONLYOFFICE Cloud (EU/US choice).
- Platforms
- Web · Self-hosted · Windows · macOS · Linux · Android · iOS
DOCX/XLSX/PPTX完全互換Nextcloud統合リアルタイム共同編集Community Edition無料
Migration from Google Drive / Docs
- 1 Takeout export in Office formats
- 2 Test co-editing in OnlyOffice
- 3 Place files in Nextcloud Files → edit via OnlyOffice
- 4 Document Google Apps Script dependencies before cutover
Setup steps
- 1 Deploy Document Server via Docker
- 2 Connect Nextcloud OnlyOffice app
- 3 Configure JWT secret (required for security)
- 4 Invite users and set permissions