def xrt_platform_pkg_archives(plt_package_src):
    """
    List platform packages archives files

    Args:
        plt_package_src (list of dict of str): Packages sources.

    Returns:
        list of str: Files.
    """
    return [
        pkg["name"]
        for pkg in plt_package_src
        if pkg["name"].lower().endswith(".tar.gz")
    ]