CO

Collabora Online

Self-host

Self-hosted LibreOffice-based document server with real-time collaborative editing of Office and ODF files.

Category
Office · Self-host
Cost
Self-host
Country
UK
Licensing
FOSS
Platforms
Web · Linux

Pros and cons

+ what works
  • +Full data ownership when self-hosted
  • +High fidelity with .docx, .xlsx, .pptx, and OpenDocument formats via the LibreOffice core
  • +Integrates with Nextcloud, ownCloud, Moodle, Mattermost, and others
  • +Active upstream backed by long-term LibreOffice contributors
watch out for
  • Free CODE build is positioned for home and small teams; production deployments are nudged toward Collabora's paid builds
  • Resource-heavy; one user session can consume a CPU and several hundred MB of RAM
  • Setup is non-trivial behind a reverse proxy with WOPI integration
  • Some enterprise patches and integrations are paid-only

Privacy notes

Documents stay on the operator's server. Collabora Online does not phone home from the core service. Rendering happens server-side and is streamed to browsers, so a document never leaves the host without being explicitly shared. The product is developed by Collabora Productivity Ltd in Cambridge, UK, and is the collaborative-editing engine behind Nextcloud Office. Operational privacy depends on the operator hardening TLS, backups, and the integration host (Nextcloud, ownCloud, EGroupware, and others).

Tags

#foss · #libreoffice · #self-hosted · #groupware

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