kcount counts Kubernetes (K8s) objects across clusters. It gets the cluster configuration, including cluster name and namespace, from kubeconfig files or from within a cluster (when running in a pod).
$ go install
$ kcount -l env=prod -k deploy -a ~/.kube/project/*/*
Cluster Namespace Label Kind Count Newest Oldest
------- --------- ----- ---- ----- ------ ------
cluster1.example.com ns1 env=prod deploy 34 2d4h 137d
cluster2.example.com ns1 env=prod deploy 21 33d 123d
cluster2.example.com ns1 env=prod deploy 34 2d4h 110d
