To "download" a Custom Resource Definition (CRD) from a Kubernetes cluster, you primarily use the kubectl get command combined with output redirection. Since CRDs are stored as API objects, there isn't a "download" button; instead, you retrieve the live manifest and save it to a local file. Quick Command to Download a CRD
Note: This creates one large file containing multiple YAML documents separated by --- . Why "Download" a CRD? kubectl download crd
First, list all CRDs currently installed in your cluster to find the exact name of the one you need: kubectl get crd Use code with caution. To "download" a Custom Resource Definition (CRD) from
kubectl get crd applications.argoproj.io -o yaml > argo-app-crd.yaml Use code with caution. Step-by-Step Guide to Exporting CRDs 1. Identify the CRD Name Why "Download" a CRD
Run the following command to export a specific CRD to a YAML file: kubectl get crd -o yaml > .yaml Use code with caution. To download the Argo CD Application CRD:
Once you have the name, use the -o yaml flag. This instructs kubectl to return the full definition, including the schema, versions, and scope (namespaced vs. cluster-wide). kubectl get crd -o yaml > local-definition.yaml Use code with caution. 3. Exporting All CRDs at Once
Tip: You can use short names like kubectl get customresourcedefinitions if preferred. 2. Export the Manifest to YAML