diff --git a/.github/SUPPORT.md b/.github/SUPPORT.md
index 48ad8a90cb77c5..d3af8e681917a0 100644
--- a/.github/SUPPORT.md
+++ b/.github/SUPPORT.md
@@ -15,6 +15,7 @@ If you didn't find an answer in the resources above, try these unofficial
 resources:
 
 * [Questions tagged 'node.js' on Stack Overflow](https://stackoverflow.com/questions/tagged/node.js)
+* [#nodejs](https://openjs-foundation.slack.com/archives/CK9Q4MB53) channel on the OpenJS Foundation Slack ([join here](https://slack-invite.openjsf.org/))
 * [#node.js channel on chat.freenode.net](https://webchat.freenode.net?channels=node.js&uio=d4)
 * [Node.js Slack Community](https://node-js.slack.com/)
   * To register: [nodeslackers.com](https://www.nodeslackers.com/)
diff --git a/doc/guides/contributing/pull-requests.md b/doc/guides/contributing/pull-requests.md
index f7c76f3324edf9..18c84068380fa4 100644
--- a/doc/guides/contributing/pull-requests.md
+++ b/doc/guides/contributing/pull-requests.md
@@ -46,7 +46,16 @@ Node.js. We cannot accept such patches.
 In case of doubt, open an issue in the
 [issue tracker](https://github.com/nodejs/node/issues/) or contact one of the
 [project Collaborators](https://github.com/nodejs/node/#current-project-team-members).
-Node.js has two IRC channels:
+
+Node.js has many channels on the
+[OpenJS Foundation Slack](https://slack-invite.openjsf.org/). Interesting
+channels are:
+[#nodejs](https://openjs-foundation.slack.com/archives/CK9Q4MB53) for general
+help, questions and discussions.
+[#nodejs-dev](https://openjs-foundation.slack.com/archives/C019Y2T6STH) for
+development of Node.js core specifically.
+
+Node.js also has two IRC channels:
 [#Node.js](https://webchat.freenode.net/?channels=node.js) for general help and
 questions, and
 [#node-dev](https://webchat.freenode.net/?channels=node-dev) for development of
diff --git a/onboarding.md b/onboarding.md
index 8ec268570e8a66..ce176be9a6ab67 100644
--- a/onboarding.md
+++ b/onboarding.md
@@ -56,11 +56,15 @@ onboarding session.
   * Watching the main repo will flood your inbox (several hundred notifications
     on typical weekdays), so be prepared
 
-* `#node-dev` on [webchat.freenode.net](https://webchat.freenode.net/) is the
-  best place to interact with the TSC / other Collaborators
-  * If there are any questions after the session, a good place to ask is there!
-  * Presence is not mandatory, but please drop a note there if force-pushing to
-    `master`
+The project has two venues for real-time discussion:
+* [`#nodejs-dev`](https://openjs-foundation.slack.com/archives/C019Y2T6STH) on
+  the [OpenJS Foundation](https://slack-invite.openjsf.org/)
+* `#node-dev` on [webchat.freenode.net](https://webchat.freenode.net/) is a
+  great place to interact with the TSC and other Collaborators
+  * If there are any questions after the session, a good place to ask is
+    there!
+  * Presence is not mandatory, but please drop a note there if force-pushing
+    to `master`
 
 ## Project goals & values