How to find out which version of Magento 2 is installed via the command line?

Method 1 (jq)

jq -r '.packages[] | select(.name=="magento/magento2-base") | .version' composer.lock

Method 2 (grep)

grep -A 1 '"name": "magento/magento2-base"' composer.lock \
	| grep '"version":' \
	| awk -F'"' '{print $4}'

2025-08-29--17-37-00