What ownCloud al­ter­na­tives are there?

If you’re in search of file hosting software al­ter­na­tives to ownCloud and Dropbox, there are several options available that are secure. Take a look at our detailed overview to see what sets them apart from ownCloud.

An overview of ownCloud al­ter­na­tives

Updated: April 2025

What makes ownCloud unique?

The open-source software for file hosting is designed both for col­lab­o­ra­tion among multiple users and for providing private file areas. A key advantage of ownCloud is its user and group man­age­ment for access rights to stored files. In addition to a free community version, ownCloud also offers paid versions with expanded features, pro­fes­sion­al support, scaling options, and in­te­gra­tion of Single Sign-On (SSO).

A notable dis­ad­van­tage of ownCloud is its approach to en­cryp­tion. While the open-source ap­pli­ca­tion supports en­cryp­tion, it is in­her­ent­ly server-side unless expanded through ad­di­tion­al modules. Ad­di­tion­al­ly, the per­for­mance can be sub­op­ti­mal, es­pe­cial­ly when managing a large volume of smaller files.

Seafile

As one of the most prominent ownCloud al­ter­na­tives, Seafile is very popular among users who value open source. The software works similarly to Dropbox, but both the server and the client have open-source code. Seafile also supports end-to-end en­cryp­tion and scores points with a com­par­a­tive­ly simple in­stal­la­tion.

Still, Seafile tends to focus more on file sharing and col­lab­o­ra­tion. As a result, it lacks some functions, such as syn­chro­niza­tion services like CalDAV or CardDAV sync. However, Seafile impresses with high per­for­mance and re­li­a­bil­i­ty—es­pe­cial­ly when syn­chro­niz­ing large amounts of data in teams.

Since version 13.0, Seafile has also been using AI functions, such as for the automatic gen­er­a­tion of file de­scrip­tions and in­tel­li­gent tagging. These features fa­cil­i­tate content or­ga­ni­za­tion and improve the find­abil­i­ty of files, es­pe­cial­ly in extensive project en­vi­ron­ments.

This ownCloud al­ter­na­tive offers a good range of features when it comes to file ad­min­is­tra­tion and user col­lab­o­ra­tion. It comes with a com­ment­ing and messaging function as well as ver­sion­ing, making it par­tic­u­lar­ly appealing for team projects. A high level of re­li­a­bil­i­ty and speedy syn­chro­niza­tion add to the program’s at­trac­tive nature. Seafile has clients for macOS, Windows and Linux as well as for iOS and Android, whereby the servers can run under Linux, via Docker or on Raspberry Pi. While the Community Edition is available for free, sub­scribers to the Pro­fes­sion­al Edition gain access to features that enhance security and ad­min­is­tra­tion.

Nextcloud

Nextcloud is a modern open-source platform for cloud storage and col­lab­o­ra­tion, orig­i­nat­ing as a fork from ownCloud. Its familiar structure makes the tran­si­tion es­pe­cial­ly easy for users. Migration from ownCloud is also very straight­for­ward. The team is con­tin­u­ous­ly working on improving the cloud storage service, focusing on better inclusion of the user community to po­ten­tial­ly implement desired features.

Nextcloud is an in­no­v­a­tive cloud platform designed to empower in­di­vid­u­als and or­ga­ni­za­tions to manage their data securely. It fa­cil­i­tates col­lab­o­ra­tion through seamless file sharing, com­mu­ni­ca­tion tools, and more. As a self-hosted solution, Nextcloud allows users to maintain complete control over their data and customize their ex­pe­ri­ence. With a strong emphasis on privacy, Nextcloud is built to meet the growing demand for secure and private cloud services.

The platform’s flex­i­bil­i­ty supports in­te­gra­tion with various tools and services, enabling users to create a tailored en­vi­ron­ment for col­lab­o­ra­tion. It continues to evolve with a focus on user needs, fostering an engaged community that con­tributes to its ongoing de­vel­op­ment. Ideal for teams and en­ter­pris­es, Nextcloud enables efficient workflow man­age­ment, all while ensuring data pro­tec­tion and com­pli­ance with industry standards.

Syncthing

Syncthing is an open-source peer-to-peer tool for file syn­chro­niza­tion between multiple devices without a central server. It is an open-source version of Bit­Tor­rent Sync, now known as Resilio Sync. Syncthing is par­tic­u­lar­ly suitable for tech­ni­cal­ly skilled users who want to syn­chro­nize their data in a de­cen­tral­ized and privacy-friendly manner. An advantage is the con­tin­u­ous de­vel­op­ment of the project and the complete control over all data streams.

The ambitious project is con­tin­u­ous­ly developed, features an appealing web interface and offers a good solution for peer-to-peer syn­chro­niza­tion. However, it lacks an in­te­grat­ed file system mon­i­tor­ing: when data changes, the entire sync repos­i­to­ry must be scanned, which can sig­nif­i­cant­ly weaken per­for­mance.

During setup, it becomes clear that Syncthing is a service for more advanced users. If you’ve gotten used to the simple structure of ownCloud and want something similar, Syncthing is probably not the right choice for you. However, if you want to get involved with this open-source al­ter­na­tive to ownCloud, you won’t regret putting in the effort that is required to adapt to the structure of Syncthing.

Resilio Sync

Resilio Sync is a de­cen­tral­ized syn­chro­niza­tion solution without a cloud server, based on the Bit­Tor­rent protocol, enabling fast file transfer between any number of devices. With Resilio Sync, data can be syn­chro­nized across any number of computers. This is made possible by the Bit­Tor­rent protocol used, which is otherwise employed in file-sharing tools. As a user, you can build a de­cen­tral­ized network of syn­chro­nized devices in this way. Com­pat­i­ble clients are available for macOS, Windows, Linux, and Android. This makes it easy to keep documents in sync and si­mul­ta­ne­ous­ly create a backup with a mobile device.

In the free version of this al­ter­na­tive to ownCloud, you can select any folder from your hard drive for syncing, similar to Dropbox, without needing an account. Each folder is assigned a Secret, a randomly generated com­bi­na­tion of letters and numbers that ensures en­cryp­tion. To sync on another device, simply enter the Secret. Resilio Sync is ideal for file dis­tri­b­u­tion, offering features like a read-only secret for downloads only, or a one-time secret that provides 24-hour access to the folder.

Although Resilio Sync doesn’t of­fi­cial­ly integrate tra­di­tion­al AI, the system uses De­mand­Cache, an in­tel­li­gent method for cache man­age­ment. This feature analyzes usage behavior and au­to­mat­i­cal­ly caches fre­quent­ly used files locally to optimize loading times—es­pe­cial­ly in dis­trib­uted teams or over slow con­nec­tions. For companies with many locations, this can sig­nif­i­cant­ly speed up syn­chro­niza­tion and save bandwidth.

Goodsync

GoodSync is a feature-rich syn­chro­niza­tion software and ownCloud al­ter­na­tive, mainly aimed at ex­pe­ri­enced users. When it comes to syn­chro­niz­ing data across all common operating systems, GoodSync is one of the best-known al­ter­na­tives to ownCloud. However, a drawback of GoodSync is the complex setup of the program. The setup requires technical know-how, such as defining job rules, filter settings, or network con­nec­tiv­i­ty. The software thus offers many options to customize the ini­tial­iza­tion and syn­chro­niza­tion in­di­vid­u­al­ly and to structure the entire file system according to your own pref­er­ences.

The ownCloud al­ter­na­tive is available in both a free and a paid version: The free basic edition allows users to back up or syn­chro­nize up to three jobs and 100 files. Those willing to spend money on their file hosting solution gain access to a powerful software without these lim­i­ta­tions, available for Windows, macOS, Linux, Android, and iOS.

Which ownCloud al­ter­na­tive fits best depends on in­di­vid­ual re­quire­ments, such as regarding open source, privacy, or AI functions. Nextcloud and Seafile are par­tic­u­lar­ly suitable for col­lab­o­ra­tive use and modern features. Syncthing, Resilio Sync, and GoodSync offer flexible solutions for privacy-friendly or complex syn­chro­niza­tion scenarios.