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Home/Categories/Communication & Collaboration/ownCloud
icon of ownCloud

ownCloud

Open source alternative to Nextcloud, FileCloud, Box, Microsoft OneDrive, Google Drive and Dropbox

ownCloud is a secure file sharing and content collaboration platform, offering on-premises and SaaS solutions for data sovereignty and productivity.

8.8K starsPHPAGPL-3.0Active this week
Visit websiteGitHub repo1-click1-click deploy on Hostinger
image of ownCloud
Contents
  1. 01Who ownCloud is for
  2. 02The problem it solves
  3. 03How it solves it
  4. 04Strengths and trade-offs
  5. 05ownCloud vs alternatives
  6. 06Tech stack
  7. 07FAQ
  8. 08Similar open-source tools
TL;DR

ownCloud is a self-hosted file sync, sharing, and collaboration platform for teams that want cloud storage on their own server. It replaces proprietary file-sharing services like Dropbox, Google Drive, or OneDrive when data location and server control matter. Best for organizations that can operate a collaboration server and need file ownership.AGPL-3.0 · PHP · 8.8K stars · Active this week

who it's for

Who ownCloud is for#

Organizations replacing shared cloud drives

ownCloud fits teams that need file sync and sharing without placing all files in a proprietary cloud account.

Skip if:

Skip if your team wants a managed office suite with no server administration.

IT teams with data-location requirements

Use it when files must stay on infrastructure controlled by the organization or a chosen hosting provider.

Skip if:

Skip if end users depend heavily on Google Workspace or Microsoft 365 co-authoring features.

the problem

The problem it solves#

Cloud file services are convenient, but they move sensitive files, calendars, contacts, sharing rules, and collaboration workflows into a vendor-controlled platform. Organizations with privacy, compliance, or data-location concerns need a way to sync and share files without giving up server ownership.

how ownCloud solves it

How it solves it#

File access, sync, and sharing

Stores files, contacts, calendars, and more on a server you choose, then syncs and shares them across devices.

App-based collaboration surface

Extends through apps such as Calendar, Contacts, Mail, and News to cover more than basic file storage.

Server-side encryption option

Supports encrypted transport with HTTPS and an encryption app for storage-level privacy improvements.

strengths · trade-offs

Strengths and trade-offs#

Strengths

  • Cloud workflow on owned infrastructureownCloud gives teams Dropbox-style access and sharing while keeping the server under their control.
  • Long-running collaboration projectThe project has mature documentation, installation manuals, and an established server product footprint.

Trade-offs

  • -Server operations affect user trustFile sync must be reliable. Admins need to handle storage, backups, upgrades, HTTPS, desktop clients, and user support.
versus alternatives

ownCloud vs alternatives#

ownCloud vs Dropbox

ownCloud is the better choice when file storage, sync, and sharing must run on infrastructure you control. Dropbox is still better when the priority is a fully managed file service with minimal IT administration.

tech stack · detected from GitHub

What it's built on#

Languages
JavaScriptPHP
frequently asked

FAQ#

Is ownCloud self-hosted?

Yes. ownCloud is designed to run on a server of your choosing for file access, sync, and sharing.

Can ownCloud replace Dropbox?

It can replace Dropbox-style sync and sharing when server ownership matters. Dropbox is easier when users only need a managed file cloud.

Does ownCloud support encryption?

The README notes HTTPS for data in transit and an encryption app for storage encryption improvements.

also worth a look

Similar open-source tools#

Nextcloud

Nextcloud

36.8KPHPAGPL-3.0
Twake Drive

Twake Drive

Twake file management for Cozy-backed Drive workflows

982JavaScriptAGPL-3.0
Drivebase

Drivebase

Self-hosted cloud file manager with unified storage

581TypeScriptMIT
Syncthing

Syncthing

Decentralized continuous file sync with no central server

88.6KGoMPL-2.0
LocalSend

LocalSend

Free cross-platform file sharing over local network, no cloud

90.9KDartApache-2.0
Immich

Immich

Self-hosted Google Photos with mobile backup and face search

114.1KTypeScriptAGPL-3.0

Repository

Stars
8.8K
Forks
2.1K
License
AGPL-3.0
Latest
v11.0.0
Last commit
1 day ago
Last verified
Sep 14, 2026
Repo
owncloud/core ↗

Additional details

Language
PHP
Open issues
140
Contributors
694
First release
2012

Categories

Communication & CollaborationCloud & HostingIT Management

Tags

File SharingFile Sync & StorageSelf HostedCloud ManagementSecurityKnowledge ManagementOpen Core