diff --git a/data/clients.json b/data/clients.json
index 753982bac..6a88885b6 100644
--- a/data/clients.json
+++ b/data/clients.json
@@ -1,5 +1,5 @@
 {
-	"lastmod": "2026-07-22",
+	"lastmod": "2026-07-31",
 	"categories": [
 		"Bash",
 		"C",
@@ -905,6 +905,16 @@
 				"HTTP-01": "true",
 				"DNS-01": "true"
 			}
+		},
+		{
+			"name": "CertLocker",
+			"url": "https://certlocker.io/acme-certificate-automation/",
+			"comments": "ACMEv2 certificate automation with deployment, endpoint probes, RBAC, audit logs, and tamper-evident renewal history",
+			"category": "Server",
+			"challenges": {
+				"HTTP-01": "true",
+				"DNS-01": "true"
+			}
 		}
 	]
 }