diff --git a/CONDUCT.md b/CONDUCT.md
new file mode 100644
index 0000000000..e7b4d5f08a
--- /dev/null
+++ b/CONDUCT.md
@@ -0,0 +1,13 @@
+This document provides community guidelines for a safe, respectful, productive,
+and collaborative place for any person who is willing to contribute to the Opal
+community. It applies to all “collaborative space”, which is defined as
+community communications channels (such as mailing lists, submitted patches,
+commit comments, etc.).
+
+* Participants will be tolerant of opposing views.
+* Participants must ensure that their language and actions are free of personal
+  attacks and disparaging personal remarks.
+* When interpreting the words and actions of others, participants should always
+  assume good intentions.
+* Behaviour which can be reasonably considered harassment will not be
+  tolerated.