composer.json

{
    "repositories": [
        {
            "type":"composer",
            "url":"https://wpackagist.org"
        },

        {
            "type": "composer",
            "url": "https://packages.metabox.io/87bdc438cfdd42030b2d69448e3a01b5"
        }
    ],

    "extra": {
        "installer-paths": {
            "plugins/{$name}": ["type:wordpress-plugin", "meta-box/meta-box-group"]
        }
    },

    "require": {
        "composer/installers": "~1.0",
        "meta-box/meta-box-group": "dev-master",
        "wpackagist-plugin/disable-embeds": "^1.4.0",
        "wpackagist-plugin/meta-box": "^5.2.3",
        "wpackagist-plugin/notification": "^6.2.0",
        "wpackagist-plugin/polylang": "^2.6.7",
        "wpackagist-plugin/redirection": "^4.4.2",
        "wpackagist-plugin/regenerate-thumbnails": "^3.1.2",
        "wpackagist-plugin/user-role-editor": "^4.52.1"
    }
}