diff --git a/CODE_OF_CONDUCT.md b/CODE_OF_CONDUCT.md
new file mode 100644
index 0000000..3f097f2
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+++ b/CODE_OF_CONDUCT.md
@@ -0,0 +1,32 @@
+# Contributor Covenant Code of Conduct
+
+## Our Pledge
+
+We as members, contributors, and leaders pledge to make participation in our
+community a harassment-free experience for everyone.
+
+## Our Standards
+
+Examples of behavior that contributes to a positive environment:
+
+- Demonstrating empathy and kindness
+- Being respectful of differing opinions
+- Giving and gracefully accepting constructive feedback
+- Focusing on what is best for the community
+
+Examples of unacceptable behavior:
+
+- Harassment, trolling, or insulting comments
+- Public or private harassment
+- Publishing others' private information without permission
+
+## Enforcement
+
+Project maintainers are responsible for clarifying and enforcing standards.
+Instances of abusive behavior may be reported to the maintainers via GitHub issues
+or the contact method listed in the repository.
+
+## Attribution
+
+This Code of Conduct is adapted from the [Contributor Covenant](https://www.contributor-covenant.org),
+version 2.1.
diff --git a/README.md b/README.md
index 3dd8f6b..c3cec18 100644
--- a/README.md
+++ b/README.md
@@ -333,3 +333,7 @@ depfund closes the discovery gap: if every developer could see at a glance which
 ## License
 
 [MIT](LICENSE) — © 2026 [darcszn](https://github.com/darcszn)
+
+## Code of Conduct
+
+See [CODE_OF_CONDUCT.md](CODE_OF_CONDUCT.md).