diff --git a/data/ecosystem/vendors.yaml b/data/ecosystem/vendors.yaml
index c184f6e8502a..c9644c734513 100644
--- a/data/ecosystem/vendors.yaml
+++ b/data/ecosystem/vendors.yaml
@@ -28,6 +28,12 @@
   contact:
   oss: false
   commercial: true
+- name: OpenSearch
+  nativeOTLP: true
+  url: https://github.com/opensearch-project/OpenSearch
+  contact: opensearch@amazon.com
+  oss: true
+  commercial: false
 - name: Axiom
   nativeOTLP: true
   url: https://axiom.co/docs/send-data/opentelemetry
diff --git a/static/refcache.json b/static/refcache.json
index a63e1325702b..f86d2a73c4c4 100644
--- a/static/refcache.json
+++ b/static/refcache.json
@@ -11399,6 +11399,10 @@
     "StatusCode": 206,
     "LastSeen": "2025-02-01T07:10:29.238657-05:00"
   },
+  "https://github.com/opensearch-project/OpenSearch": {
+    "StatusCode": 206,
+    "LastSeen": "2025-02-06T01:27:14.955293169Z"
+  },
   "https://github.com/opentelemetrybot": {
     "StatusCode": 206,
     "LastSeen": "2024-12-12T12:41:24.59683+01:00"