docker-roundcube-server/roundcube/roundcubemail-1.2.2/plugins/example_addressbook/composer.json

{
    "name": "roundcube/example_addressbook",
    "type": "roundcube-plugin",
    "description": "Sample plugin to add a new address book with just a static list of contacts",
    "license": "GPLv3+",
    "version": "1.0",
    "authors": [
        {
            "name": "Thomas Bruederli",
            "email": "roundcube@gmail.com",
            "role": "Lead"
        }
    ],
    "repositories": [
        {
            "type": "composer",
            "url": "http://plugins.roundcube.net"
        }
    ],
    "require": {
        "php": ">=5.3.0",
        "roundcube/plugin-installer": ">=0.1.3"
    }
}