diff --git a/content/en/docs/contributing/_index.md b/content/en/docs/contributing/_index.md
index fcdb07065887..30640f1d93b1 100644
--- a/content/en/docs/contributing/_index.md
+++ b/content/en/docs/contributing/_index.md
@@ -56,21 +56,31 @@ What do you want to do?
 
 ## What can I contribute to?
 
-OpenTelemetry documentation contributors:
+If you want to contribute to the core OpenTelemetry projects, here is a list of
+the main repositories:
+
+- **[Specification](https://github.com/open-telemetry/opentelemetry-specification)** -
+  Cross-language requirements and expectations for all implementations.
+  ([Contributing Guide](https://github.com/open-telemetry/opentelemetry-specification/blob/main/CONTRIBUTING.md))
+- **[Semantic Conventions](https://github.com/open-telemetry/semantic-conventions)** -
+  Defines standard attribute names for telemetry data.
+  ([Contributing Guide](https://github.com/open-telemetry/semantic-conventions/blob/main/CONTRIBUTING.md))
+- **[Collector](https://github.com/open-telemetry/opentelemetry-collector)** - A
+  vendor-agnostic proxy that can receive, process, and export telemetry data.
+  ([Contributing Guide](https://github.com/open-telemetry/opentelemetry-collector/blob/main/CONTRIBUTING.md))
+- **Language SDKs**: Every [language implementation repository][org] contains
+  its own project-specific contributing guide.
+
+For general guidance on contributing to the overall project, see the community
+[OpenTelemetry New Contributor Guide][].
+
+If you would like to contribute to OpenTelemetry **documentation**, you can:
 
 - Improve existing or create new content
 - [Submit a blog post](blog/) or case study
 - Add to or update the [OpenTelemetry Registry](/ecosystem/registry/)
 - Improve the code that builds the site
 
-The pages in this section describe how to contribute to OpenTelemetry
-**documentation**.
-
-For guidance on how to contribute to the OpenTelemetry project in general, see
-the community [OpenTelemetry New Contributor Guide][]. Every [OTel
-repository][org] for language implementations, the Collector, and conventions
-have their own project-specific contributing guides.
-
 [choose an issue]: issues/#fixing-an-existing-issue
 [issues]: issues/
 [OpenTelemetry New Contributor Guide]:
diff --git a/static/refcache.json b/static/refcache.json
index b1f7ee964074..e8d89327cada 100644
--- a/static/refcache.json
+++ b/static/refcache.json
@@ -9919,6 +9919,10 @@
     "StatusCode": 206,
     "LastSeen": "2026-03-10T09:52:26.136939914Z"
   },
+  "https://github.com/open-telemetry/opentelemetry-collector/blob/main/CONTRIBUTING.md": {
+    "StatusCode": 206,
+    "LastSeen": "2026-03-25T11:42:37.907496123Z"
+  },
   "https://github.com/open-telemetry/opentelemetry-collector/blob/main/README.md#compatibility": {
     "StatusCode": 206,
     "LastSeen": "2026-03-02T09:52:12.286462981Z"
@@ -13919,6 +13923,10 @@
     "StatusCode": 206,
     "LastSeen": "2026-03-10T09:52:10.69562222Z"
   },
+  "https://github.com/open-telemetry/opentelemetry-specification/blob/main/CONTRIBUTING.md": {
+    "StatusCode": 206,
+    "LastSeen": "2026-03-25T11:42:32.722909875Z"
+  },
   "https://github.com/open-telemetry/opentelemetry-specification/blob/main/oteps/profiles/0212-profiling-vision.md": {
     "StatusCode": 206,
     "LastSeen": "2026-03-18T09:54:14.113729735Z"
@@ -14983,6 +14991,10 @@
     "StatusCode": 206,
     "LastSeen": "2026-03-03T09:51:55.962742991Z"
   },
+  "https://github.com/open-telemetry/semantic-conventions/blob/main/CONTRIBUTING.md": {
+    "StatusCode": 206,
+    "LastSeen": "2026-03-25T11:42:36.318240912Z"
+  },
   "https://github.com/open-telemetry/semantic-conventions/blob/v1.21.0/docs/general/general-attributes.md#server-and-client-attributes": {
     "StatusCode": 206,
     "LastSeen": "2026-02-28T09:46:47.499460293Z"