Open Source Unison File Synchronizer Alternatives for Mac

There are many alternatives to Unison File Synchronizer for Mac if you are looking for a replacement. The best open source Mac alternative is Syncthing. If that doesn't suit you, our users have ranked more than 50 alternatives to Unison File Synchronizer and 16 are open source and available for Mac so hopefully you can find a suitable replacement. Other interesting open source Mac alternatives to Unison File Synchronizer are FreeFileSync, IPFS, ByteSync and Synkron.

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Unison File Synchronizer alternatives page was last updated

Alternatives list

  1. Syncthing icon
     887 likes

    Open-source, peer-to-peer service offering encrypted file synchronization, ensuring data privacy and user-autonomy without relying on cloud storage or central servers, suitable for various uses.

    141 Syncthing alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Cloudron
    • Termux
    • Terminal
     
  2. FreeFileSync icon
     620 likes

    Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.

    109 FreeFileSync alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • PortableApps.com
    • Chocolatey
     
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    1
    FreeFileSync vs Unison File Synchronizer Comments
    ph soft
    Negative
    0

    Unison is birectional and can used a server client infrastructure. Freefilesync is mostly unidirectional and there is no server possibility.

    • FreeFileSync is Freemium and Open SourceUnison File Synchronizer is Free and Open Source
  3. IPFS icon
     176 likes

    IPFS is a global, versioned, peer-to-peer filesystem. It combines ideas from Git, BitTorrent, Kademlia, SFS, and the web. It is like a single bittorrent swarm, exchanging git objects. IPFS provides an interface as simple as the HTTP web, but with permanence built in.

    69 IPFS alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Firefox
     
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    1
    IPFS vs Unison File Synchronizer Comments
    Guest
    Negative
    10

    IPFS is a completely different system. It does not offer synchronization of two sets of files.

    Review by a new / low-activity user.
    • IPFS is Free and Open SourceUnison File Synchronizer is also Free and Open Source
  4. ByteSync icon
     5 likes

    Free and open-source differential file synchronization software for Windows, macOS, and Linux. ByteSync securely compares and transfers only file differences — no VPN, no setup, just fast, encrypted, cross-platform sync and backup.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  5. Synkron icon
     75 likes

    Synkron is an application for folder synchronisation and folder-backups that allows you to configure your synchronisations in detail. Despite having many features, the user interface of Synkron is very user-friendly and easy to use.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
     
  6. DirSync Pro icon
     37 likes

    DirSync Pro is a small, but powerful utility for file and folder synchronization. Java JRE 1.7 or above is needed to run DirSync Pro.

    89 DirSync Pro alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
  7. Bacula icon
     30 likes

    Bacula is a set of computer programs that permit managing backup, recovery, and verification of computer data across a network of computers of different kinds.

    78 Bacula alternatives

    Cost / License

    • Free Personal
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • FreeBSD
    • OpenBSD
     
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    1
    Bacula vs Unison File Synchronizer Comments
    Guest
    Negative
    3

    Bacula is a backup program not a bi-directional sync tool.

    Review by a new / low-activity user.
    • Bacula is Free Personal and Open SourceUnison File Synchronizer is Free and Open Source
  8. JFileSync icon
     15 likes

    JFileSync is a Java application used to synchronize directories of two different file systems. For instance, you want to synchronize a set of directories on your laptop with a set of corresponding directories on your workstation. English and German UI.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
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    1
    JFileSync vs Unison File Synchronizer Comments
    ph soft
    Positive
    0

    Server client infrastructure, bidirectional, multiplatform (java based). This discontinued flag is silly. Is "copy" discontinued? Why would it need to evolve if it is working (and it is)

    • JFileSync is Free and Open SourceUnison File Synchronizer is also Free and Open Source
  9. RsyncOSX icon
     6 likes

    A macOS GUI for rsync.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
     
  10. chezmoi icon
     9 likes

    Dotfiles manager through a version control system.

    13 chezmoi alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
    • Linux
    • BSD
    • FreeBSD
    • OpenBSD
    • Mac
     
  11. Ind.ie Pulse icon
     31 likes

    Pulse, officially-sanctioned fork of Syncthing , is a free, secure, and distributed file synchronisation engine.

    Cost / License

    • Free
    • Open Source

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • OpenSolaris
     
  12. syncspirit icon
     4 likes

    Open-source, decentralized peer-to-peer service offering file synchronization, ensuring data privacy and encryption and user-autonomy without relying on cloud storage providers.

    Cost / License

    Application type

    Platforms

    • Windows
    • Linux
    • Mac
     
12 of 16 Unison File Synchronizer alternatives