Nextcloud

Nextcloud is an open-source, self-hosted file synchronization and collaboration platform. It provides functionality similar to Dropbox, Google Drive, and Microsoft 365 but runs entirely on your own server or hosting account, giving users complete control over their data.

The core platform handles file storage and sync with desktop clients (Windows, macOS, Linux) and mobile apps (iOS, Android). Files are accessible through a web interface, WebDAV, and the sync clients. Sharing supports public links with passwords and expiration dates, internal user sharing, and federated sharing between different Nextcloud instances.

Nextcloud extends well beyond file storage through its app ecosystem. Built-in and third-party apps add: Calendar and Contacts (CalDAV/CardDAV), Talk (video calling and chat), Mail (webmail client), Office document editing (via Collabora Online or OnlyOffice), Deck (Kanban project management), Notes, Bookmarks, and dozens more. This makes Nextcloud a comprehensive productivity platform.

For hosting providers, Nextcloud hosting is a growing market segment. Privacy-conscious individuals and businesses (especially in the EU where GDPR makes cloud storage compliance complex) want self-hosted alternatives to Google and Microsoft. Hosting providers offer Nextcloud as a managed application with automatic updates, backups, and support.

Nextcloud runs on standard LAMP/LEMP stacks (PHP + MySQL/MariaDB/PostgreSQL) and works well on shared hosting with adequate resources. Minimum requirements are modest: PHP 8.0+, a database, and web server. Performance scales with Redis caching, PHP-FPM tuning, and proper OPcache configuration.

The Nextcloud All-in-One Docker deployment simplifies managed hosting by bundling the web server, database, Redis, Collabora, and other components into a single Docker Compose setup. This is the recommended approach for providers offering Nextcloud hosting on VPS or dedicated servers.