AppImages > Utility > Mimick


Mimick

Screenshot of Mimick

Mimick is a native Linux desktop client for self-hosted Immich servers. It monitors your folders in the background and automatically syncs photos and videos to your server.

  • Per-folder sync methods: upload only, download only, or full bidirectional sync with optional deletion mirroring.
  • Built-in Library View for browsing your timeline, managing albums, and searching with Smart Search, OCR, and metadata filters.
  • SHA-1 deduplication, parallel upload workers, and offline retry queue for reliable transfers.
  • Environment-aware: automatically pauses on battery or metered connections. Configurable quiet hours and per-folder rules.
  • Built in Rust with GTK4 and Libadwaita. System tray integration and Flatpak sandbox support.

Mimick is a community-developed client and is not affiliated with or endorsed by the Immich project.

Authors: nicx17

Compatibility: Uses the C library of the system (may need glibc 2.14 or later)


Usage

Mimick is available as an AppImage which means "one app = one file", which you can download and run on your Linux system while you don't need a package manager and nothing gets changed in your system. Awesome!

AppImages are single-file applications that run on most Linux distributions. Download an application, make it executable, and run! No need to install. No system libraries or system preferences are altered. Most AppImages run on recent versions of Arch Linux, CentOS, Debian, Fedora, openSUSE, Red Hat, Ubuntu, and other common desktop distributions.

This AppImage uses the C library of the system and may need glibc 2.14 or later. It does not run on distributions that use a different C library (such as musl on Alpine Linux) or an older glibc.

Running Mimick on Linux without installation

Unlike other applications, AppImages do not need to be installed before they can be used. However, they need to be marked as executable before they can be run. This is a Linux security feature.

Beware! AppImages are usually not verified by others. Follow these instructions only if you trust the developer of the software. Use at your own risk!

Download the Mimick AppImage and make it executable using your file manager or by entering the following commands in a terminal:

chmod +x ./*.AppImage

Then double-click the AppImage in the file manager to open it.

Sandboxing Mimick

If you want to restrict what Mimick can do on your system, you can run the AppImage in a sandbox like Firejail. This is entirely optional and currently needs to be configured by the user.

Updating Mimick

If you would like to update to a new version, simply download the new Mimick AppImage.

The Mimick AppImage also can be updated using AppImageUpdate. Using this tool, Mimick can be updated by downloading only the portions of the AppImage that have actually changed since the last version.

Integrating AppImages into the system

If you would like to have the executable bit set automatically, and would like to see Mimick and other AppImages integrated into the system (menus, icons, file type associations, etc.), then you may want to check the optional appimaged daemon.


Note for application authors

Thanks for distributing Mimick in the AppImage format for all common Linux distributions. Great! Here are some ideas on how to make it even better.

Pro Tips for further enhancing the Mimick AppImage

Please consider making the Mimick AppImage self-contained, so that it does not depend on the C library of the system and runs on more distributions: use the current, statically linked AppImage runtime.

Thanks for shipping AppStream metainfo inside your AppImage. Please open a pull request on https://github.com/AppImage/appimage.github.io/blob/master/data/Mimick if you have changed it and would like to see this page updated accordingly.

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