diff --git a/.codefactor b/.codefactor
new file mode 100644
index 0000000..3873169
--- /dev/null
+++ b/.codefactor
@@ -0,0 +1,19 @@
+# CodeFactor configuration
+# https://support.codefactor.io/i14-glossary
+
+exclude:
+  - spec/**
+  - test/**
+  - config/**
+  - db/**
+  - vendor/**
+  - node_modules/**
+  - coverage/**
+  - tmp/**
+  - log/**
+
+languages:
+  Ruby:
+    rubocop:
+      enabled: true
+      config: .rubocop.yml
diff --git a/README.md b/README.md
index 5304cb7..ce29771 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 
 ![CI Status](https://github.com/springwq/creator-pulse/actions/workflows/ci.yml/badge.svg)
 ![Code Coverage](https://codecov.io/gh/springwq/creator-pulse/branch/main/graph/badge.svg)
+![CodeFactor](https://www.codefactor.io/repository/github/springwq/creator-pulse/badge)
 ![Security](https://img.shields.io/badge/Security-Brakeman%20%7C%20Bundler%20Audit-brightgreen?logo=security)
 ![Ruby Version](https://img.shields.io/badge/Ruby-4.0-red?logo=ruby&logoColor=white)
 ![Rails Version](https://img.shields.io/badge/Rails-8.1-red?logo=rubyonrails&logoColor=white)