Open Source iCloud AlternativesCloud Storage Services & File Sync Tools like iCloud

The best open source alternative to iCloud is Nextcloud. If that doesn't suit you, our users have ranked more than 100 alternatives to iCloud and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to iCloud are Proton Drive, Filen, ownCloud and Koofr.

filter to find the best alternatives

iCloud alternatives are mainly Cloud Storage Services, but if you're looking for File Sync Tools or Online Backup Tools you can filter on that. Other popular filters include Open Source, Android, Windows, Linux and iPhone + Cloud Storage. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to iCloud.
More about iCloud
Copy a direct link to this comment to your clipboard
iCloud alternatives page was last updated

Alternatives list

  1. Nextcloud icon

    Nextcloud

     1159 likes
    Copy a direct link to this comment to your clipboard

    On-premises solution offering file sync, universal data access and collaboration through Nextcloud Files, Talk, and Groupware. Ensures secure, controlled data storage for enterprise with powerful privacy tools including encryption, fine-grained access, and a bug bounty.

    154 Nextcloud alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Snapcraft
    • F-Droid
    • Raspberry Pi
    • Cloudron
    • Docker Hub
    Simple and powerful file sync & share
     
    |
    8

    • Almost everyone thinks Nextcloud is a great iCloud alternative.

    • Nextcloud is the most popular Self-Hosted alternative to iCloud.

    • Nextcloud is the most popular Open Source alternative to iCloud.

    • Nextcloud is Free and Open SourceiCloud is Freemium and Proprietary
    • Nextcloud is Privacy focused, Security-focused and CustomizableiCloud is not according to our users
  2. Proton Drive icon

    Proton Drive

     138 likes
    Copy a direct link to this comment to your clipboard

    Offering comprehensive privacy with end-to-end encryption, Proton Drive allows users to store, synchronize, and share files across various devices through web, desktop, and mobile apps. Free storage up to 5 GB, service remains open-source and audited, ensuring file content and access control.

    66 Proton Drive alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Tor
    Proton Drive screenshot 1
     
  4. Filen icon

    Filen

     118 likes
    Copy a direct link to this comment to your clipboard

    Filen is a cutting-edge cloud storage provider that offers client-side, end-to-end, zero-knowledge encryption. Headquartered and operated entirely in Germany, Filen is at the forefront of combining comprehensive features with uncompromising privacy and security.

    65 Filen alternatives

    Cost / License

    • Freemium (Pay once or Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Filen screenshot 1
     
  5. Ad
    Screenshot
    Filen icon
    Filen

    Filen is a cutting-edge cloud storage provider that offers client-side, end-to-end, zero-knowledge encryption. Headquartered and operated entirely in Germany, Filen is at the forefront of combining comprehensive features with unc...

    https://filen.io
    Learn More
  6. ownCloud icon

    ownCloud

     863 likes
    Copy a direct link to this comment to your clipboard

    Self-hosted option for secure file sync, sharing, calendars, contacts, and mail supporting mobile, desktop, web access and external storage, real-time collaboration, password-protected links, document editing, anti-virus scanning, and LDAP integration.

    221 ownCloud alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Blackberry
    • Android Tablet
    • iPad
    • Self-Hosted
    • Software as a Service (SaaS)
    • Raspberry Pi
    • Cloudron
    ownCloud screenshot 1
     
  7. Koofr icon

    Koofr

     135 likes
    Copy a direct link to this comment to your clipboard

    Koofr is a safe, secure and simple way to store, backup and share your documents, photos, videos and more. It offers up to 10 GB of free safe storage for your files with affordable upgrades and options to connect multiple cloud accounts.

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
    • Linux Mobile
    • Google Chrome
    • F-Droid
    • Software as a Service (SaaS)
    • Mozilla Firefox
    • Self-Hosted
    • Docker
    • Rust
    • Chromium
    Koofr web app
     
  8. Seafile icon

    Seafile

     193 likes
    Copy a direct link to this comment to your clipboard

    Open source cloud platform for organizations with self-hosting, device file synchronization, sharing, versioning, secure encrypted storage, admin controls, web access, audit logging, and support for desktop and mobile clients for secure collaboration.

    124 Seafile alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Software as a Service (SaaS)
    Seafile screenshot 1
     
  10. Cozy Cloud icon

    Cozy Cloud

     136 likes
    Copy a direct link to this comment to your clipboard

    Choose simplicity, get Cozy. We all have a life and a digital life. Cozy gathers them. In your Cozy, you have all your personal data: pictures, health, bank, holidays, accessible only by you. Welcome to your new digital home.

    79 Cozy Cloud alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Self-Hosted
    • Go (Programming Language)
    Automate the synchronisation of your files on your PC with your Cozy.
     
  11. kDrive icon

    kDrive

     61 likes
    Copy a direct link to this comment to your clipboard

    kDrive is a Swiss online storage service that respects its users' privacy and makes storing, sharing & collaborating on files a breeze.

    41 kDrive alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid
    kDrive screenshot 1
     
  12. Puter icon

    Puter

     64 likes
    Copy a direct link to this comment to your clipboard

    Puter is a privacy-first personal cloud that houses all your files, apps, and games in one private and secure place, accessible from anywhere at any time.

    48 Puter alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    • Docker
    • Self-Hosted
    Puter screenshot 1
     
    |
    12
  13. Pydio icon

    Pydio

     130 likes
    Copy a direct link to this comment to your clipboard

    Pydio is the mature alternative to Dropbox and Box.com, to build your own box, on your own servers.

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Self-Hosted
    Secure login
     
  15. Filestash icon

    Filestash

     39 likes
    Copy a direct link to this comment to your clipboard

    A Dropbox-like file manager that let you manage your data anywhere it is located: FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, Google Drive.

    244 Filestash alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    File browser
     
12 of 28 iCloud alternatives