$ docker system df
TYPE TOTAL ACTIVE SIZE RECLAIMABLE
Images 10 1 3.277GB 2.589GB (79%)
Containers 1 1 55B 0B (0%)
Local Volumes 3 1 1.412GB 906.7MB (64%)
Build Cache 0 0 0B 0B
docker system prune
Or specific commands :
$ docker system prune -a --volumes
$ docker image prune
$ docker container prune
$ docker volume prune
$ docker network prune