This snippet is used in the following knowledge base article – https://kb.wpbeaverbuilder.com/article/220-installl-beaver-builder-via-composer

composer-bb-plugin-config.json

{
    "type": "package",
    "package": {
        "name": "beaver-builder/bb-plugin",
        "type": "wordpress-plugin",
        "version": "<VERSION_NUMBER>",
        "dist": {
            "type": "zip",
            "url": "https://updates.wpbeaverbuilder.com/?fl-api-method=composer_download&download=bb-plugin-<VERSION>.zip&license=<LICENSE_KEY>"
        },
        "require": {
            "composer/installers": "v1.6.5"
        }
    }
}

composer-bb-theme-config.json

{
    "type": "package",
    "package": {
        "name": "beaver-builder/bb-theme",
        "type": "wordpress-theme",
        "version": "<VERSION_NUMBER>",
        "dist": {
            "type": "zip",
            "url": "https://updates.wpbeaverbuilder.com/?fl-api-method=composer_download&download=bb-theme.zip&license=<LICENSE_KEY>"
        },
        "require": {
            "composer/installers": "v1.6.5"
        }
    }
}

composer-beaver-themer-config.json

{
    "type": "package",
    "package": {
        "name": "beaver-builder/bb-theme-builder",
        "type": "wordpress-plugin",
        "version": "<VERSION_NUMBER>",
        "dist": {
            "type": "zip",
            "url": "https://updates.wpbeaverbuilder.com/?fl-api-method=composer_download&download=bb-theme-builder.zip&license=<LICENSE_KEY>"
        },
        "require": {
            "composer/installers": "v1.6.5"
        }
    }
}