# ownCloud Core: Secure and Self-Hosted File Sharing and Collaboration Platform

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ownCloud Core is the robust foundation of the ownCloud web server, providing secure file sharing and collaboration. This PHP-based platform allows users to host their files, contacts, and calendars on their own server, emphasizing privacy and control. With over 8,700 stars, it's a popular choice for self-hosting and expandable cloud benefits.

GitHub: https://github.com/owncloud/core
OSRepos URL: https://osrepos.com/repo/owncloud-core

## Summary

ownCloud Core is the robust foundation of the ownCloud web server, providing secure file sharing and collaboration. This PHP-based platform allows users to host their files, contacts, and calendars on their own server, emphasizing privacy and control. With over 8,700 stars, it's a popular choice for self-hosting and expandable cloud benefits.

## Topics

- owncloud
- file-sharing
- self-hosting
- cloud-storage
- collaboration
- php
- enterprise
- federated

## Repository Information

Last analyzed by OSRepos: Thu Jun 04 2026 20:57:23 GMT+0100 (Western European Summer Time)
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## Content

## Introduction

ownCloud Core is the foundational component of the ownCloud web server, designed for secure file sharing and collaboration. This open-source project, hosted at [https://github.com/owncloud/core](https://github.com/owncloud/core), boasts an impressive 8,790 stars and 2,064 forks, indicating its strong community and widespread adoption. Written primarily in PHP and licensed under AGPL-3.0, ownCloud Core empowers users to take control of their data by providing a self-hosted cloud solution.

## Installation

For installing ownCloud, refer to the official [ownCloud 10 installation manual](https://doc.owncloud.com/server/latest/admin_manual/installation/).

For local development builds, you will need **Composer v2**, `yarn`, and `node` (v14 or higher). Detailed instructions for Composer v2 installation can be found in resources like [How to install Composer on Ubuntu 22.04 | 20.04 LTS](https://www.how2shout.com/linux/how-to-install-composer-on-ubuntu-22-04-20-04-lts/).

## Why Use It?

ownCloud Core provides a powerful and flexible platform for managing your digital life with an emphasis on control and privacy. Here are some key reasons to consider ownCloud:

*   **Access your Data:** Store your files, contacts, calendars, and more on a server of your choosing.
*   **Sync your Data:** Keep your files, contacts, calendars, and more synchronized across all your devices.
*   **Share your Data:** Easily share data with others, granting access to photo galleries, calendars, or any other content.
*   **Expandable with dozens of Apps:** Extend functionality with numerous applications like Calendar, Contacts, Mail, or News.
*   **All Benefits of the Cloud:** Enjoy cloud advantages on your own server, maintaining full ownership.
*   **Encryption:** Secure data in transit with HTTPS connections and enable the encryption app for data at rest, enhancing security and privacy.

## Links

*   **GitHub Repository:** [https://github.com/owncloud/core](https://github.com/owncloud/core)
*   **Official Website:** [http://ownCloud.com](http://ownCloud.com)
*   **Installation Manual:** [https://doc.owncloud.com/server/latest/admin_manual/installation/](https://doc.owncloud.com/server/latest/admin_manual/installation/)
*   **Support:** [https://owncloud.com/support/](https://owncloud.com/support/)
*   **Forum:** [https://central.owncloud.org](https://central.owncloud.org)
*   **Contribution Guidelines:** [https://owncloud.com/contribute/](https://owncloud.com/contribute/)
*   **Twitter:** [https://twitter.com/ownCloud](https://twitter.com/ownCloud)
*   **Facebook:** [https://facebook.com/ownclouders](https://facebook.com/ownclouders)