diff --git a/docs/learn/online-resources.md b/docs/learn/online-resources.md
index 92bd1bf..2937c2c 100644
--- a/docs/learn/online-resources.md
+++ b/docs/learn/online-resources.md
@@ -12,6 +12,10 @@ description: オンラインでアクセスできる C++ 資料の紹介
 - [cppreference.com](https://en.cppreference.com/w/)
 - [C++ Language Reference](https://docs.microsoft.com/en-us/cpp/cpp/cpp-language-reference)
 
+## コーディングガイドライン
+- [C++ Core Guidelines](http://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines)
+- [Google C++ Style Guide](https://google.github.io/styleguide/cppguide.html) | [日本語訳](https://ttsuki.github.io/styleguide/cppguide.ja.html)
+
 ## C++ 規格関連
 - [C++ 規格](https://cppmap.github.io/standardization/working-drafts/)