diff --git a/README.md b/README.md
index 0bf9988..9b73b7a 100644
--- a/README.md
+++ b/README.md
@@ -111,6 +111,7 @@ Inspired by the [awesome](https://github.com/sindresorhus/awesome) list thing.
 
 - [Debuggex](https://www.debuggex.com/) - PCRE/Python/JavaScript regex matching.
 - [ExtendsClass](https://extendsclass.com/regex-tester.html) - PHP/Python/Ruby/JavaScript regex matching.
+- [Nutilz Regex Tester](https://nutilz.com/regex-tester) - In-browser regex tester with instant match highlighting, explanation, and group extraction.
 - [Regexr](http://www.regexr.com/) - JavaScript regex matching.
 - [Regulex](https://jex.im/regulex) - JavaScript Regular Expression Visualizer.