diff --git a/source.md b/source.md
index 1deb361..9e1ad87 100644
--- a/source.md
+++ b/source.md
@@ -600,6 +600,7 @@ This section contains libraries that take an experimental or unorthodox approach
 - [FlutterGen](https://github.com/FlutterGen/flutter_gen) <!--stargazers:FlutterGen/flutter_gen--> - Assets code generator for your images, fonts, colors, etc — Get rid of String-based APIs.
 - [Very Good Cli](https://github.com/VeryGoodOpenSource/very_good_cli) <!--stargazers:VeryGoodOpenSource/very_good_cli--> - Very Good Command Line Interface for Dart created by  [Very Good Ventures](https://github.com/VeryGoodOpenSource)
 - [Flutter Sidekick](https://github.com/leoafarias/sidekick)  <!--stargazers:leoafarias/sidekick--> - Simple app to make Flutter development more delightful by [Leo Farias](https://github.com/leoafarias)
+- [Dart Code Metrics](https://github.com/dart-code-checker/dart-code-metrics) <!--stargazers:dart-code-checker/dart-code-metrics--> - Additional linter which reports code metrics, checks for anti-patterns and provides additional rules for the Dart analyzer by [Dart Code Checker team](https://github.com/dart-code-checker).
 
 ### VSCode