composer.json

{
	"name": "your_vendor_name/base_package_project_name",
	"description": "TYPO3 Base Package for the generation of a TYPO3 Sitepackage <your_additional_description>.",
	"license": "GPL-2.0-or-later",
	"type": "typo3-base-package",
	"authors": [
		{
			"name": "your_full_name",
			"email": "you@example.org",
			"homepage": "https://example.org",
			"role": "Developer"
		}
	],
	"support": {
		"issues": "https://github.com/<account_or_organization_name>/<repository_name>/issues",
		"chat": "https://typo3.org/help",
		"source": "https://github.com/<account_or_organization_name>/<repository_name>",
		"docs": "https://docs.typo3.org"
	},
	"require-dev": {
		"ergebnis/composer-normalize": "^2.28",
		"typo3/coding-standards": "^0.5"
	},
	"config": {
		"allow-plugins": {
			"ergebnis/composer-normalize": true
		}
	},
	"extra": {
		"typo3/base-package": {
			"core-versions": [
				"10.4",
				"11.5"
			],
			"description": "<Description_of_your_TYPO3_Base_Package>.",
			"title": "<Title_of_your_TYPO3_Base_Package>"
		}
	}
}