diff --git a/bucket/cmctl.json b/bucket/cmctl.json
new file mode 100644
index 0000000000..31f4a31095
--- /dev/null
+++ b/bucket/cmctl.json
@@ -0,0 +1,33 @@
+{
+    "version": "2.1.0",
+    "description": "A command-line tool to manage cert-manager and its resources inside a Kubernetes cluster.",
+    "homepage": "https://cert-manager.io/docs/reference/cmctl/",
+    "license": "Apache-2.0",
+    "architecture": {
+        "64bit": {
+            "url": "https://github.com/cert-manager/cmctl/releases/download/v2.1.0/cmctl_windows_amd64.exe#/cmctl.exe",
+            "hash": "27aeaa6bb2bd68612715241791bc7af055f41f018226488cb5d0e8d668d8930d"
+        },
+        "arm64": {
+            "url": "https://github.com/cert-manager/cmctl/releases/download/v2.1.0/cmctl_windows_arm64.exe#/cmctl.exe",
+            "hash": "5b7089dadc09e79352b34ca18bdd1d5b0b23776dd058d332a0a0416426807a73"
+        }
+    },
+    "bin": "cmctl.exe",
+    "checkver": {
+        "github": "https://github.com/cert-manager/cmctl"
+    },
+    "autoupdate": {
+        "architecture": {
+            "64bit": {
+                "url": "https://github.com/cert-manager/cmctl/releases/download/v$version/cmctl_windows_amd64.exe#/cmctl.exe"
+            },
+            "arm64": {
+                "url": "https://github.com/cert-manager/cmctl/releases/download/v$version/cmctl_windows_arm64.exe#/cmctl.exe"
+            }
+        },
+        "hash": {
+            "url": "$baseurl/checksums.txt"
+        }
+    }
+}