diff --git a/README.md b/README.md
index 1592693..fbb4205 100644
--- a/README.md
+++ b/README.md
@@ -119,6 +119,7 @@ A curated list of awesome search engines useful during Penetration testing, Vuln
 - [CVExploits Search](https://cvexploits.io/) - Your comprehensive database for CVE exploits from across the internet
 - [VARIoT](https://www.variotdbs.pl/exploits/) - VARIoT IoT exploits database
 - [LOOBins](https://www.loobins.io/) - Detailed information on various built-in macOS binaries and how they can be used by threat actors for malicious purposes
+- [Coalition Exploit Scoring System](https://ess.coalitioninc.com/) - Model that dynamically scores new and existing vulnerabilities to reflect their exploit likelihood
 
 ### Attack Surface