Overview
Nextcloud Server is a self-hosted collaboration platform for storing files, contacts, calendars, and other data on infrastructure you choose, then synchronizing and sharing it across devices. Its app ecosystem can extend the server into mail and video communication while keeping data-location decisions under your control.
Features and best fit
Based on official documentation; not hands-on tested · Content checked:
Extend storage, synchronization, and sharing with apps
The official README describes storing files, contacts, calendars, and other data on a selected server, synchronizing them across devices, and sharing chosen material for collaboration. Calendar, Contacts, Mail, and Video Chat are among the linked apps, while encryption mechanisms, two-factor authentication, and a vulnerability-reward program are also highlighted.
Sources: [1]
For people and organizations that want control over data location
It is a candidate for personal file sync, organizational collaboration, education, and public-sector environments that want to manage where data lives instead of relying only on an external service. The README also distinguishes self-installation from hosted providers, appliances, and an enterprise offering.
Sources: [1]
Design the deployment, backups, upgrades, and app compatibility
A self-hosted deployment makes its operator responsible for the operating system, web and database layers, TLS, backups, monitoring, upgrades, and incident response. Verify every added app against the selected server release. The README treats contributions from June 16, 2016 onward as AGPLv3 or later; review COPYING and file-level notices before redistribution or modification.
Official sources
- [1]Nextcloud Server README(2026-09-13)
- [2]Nextcloud Server COPYING(2026-09-13)
Supplemental curator note
Selected for combining a distinctive compound brand and safe-home message with an ownCloud lineage topic and data-sovereignty discovery.
Growth
Growth trends · Last 30 days
36,791 Stars
Trend data is still being collected.
Development activity
Last 90 days · weekly
- Commits (last 30 days)
- 707
- Open PRs
- 997
Development activity is still being collected.
Built with
Categories and tags
Categories
GitHub data
GitHub dataView detailed GitHub data
GitHub Topics
- open-source
- file-sharing
- enterprise
- sharing
- collaboration
- cloud
- nextcloud
- self-hosting
- decentralized
- federation
- free-software
- distributed
- Stars
- 36,791
- Forks
- 5,181
- Watchers
- 552
- Open issues
- 2,679
- Primary language
- PHP
- License
- AGPL-3.0
- Repository last updated
- Sep 13, 2026
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