diff --git a/README.md b/README.md
index 32c605b..5ea1f7b 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,9 @@ This goal of this project is to help you get better at Angular and NgRx buy reso
 <a href="./apps/context-outlet-type/README.md"><img src="https://img.shields.io/badge/4-ContextOutlet Typed-red" alt="Directive enhancement"/></a>
 <a href="./apps/crud/README.md"><img src="https://img.shields.io/badge/5-CRUD-green" alt="crud application"/></a>
 <a href="./apps/permissions/README.md"><img src="https://img.shields.io/badge/6-permissions-orange" alt="permissions"/></a>
+<a href="./apps/pipe-easy/README.md"><img src="https://img.shields.io/badge/6-simple pure pipe-green" alt="pipe easy"/></a>
+<a href="./apps/pipe-intermediate/README.md"><img src="https://img.shields.io/badge/6-wrapFn pipe-orange" alt="wrapFn pipe"/></a>
+<a href="./apps/pipe-hard/README.md"><img src="https://img.shields.io/badge/6-utilities pipe-red" alt="utilities pipe"/></a>
 
 </br>
 <img src="https://img.shields.io/badge/NgRx--gray" alt="NgRx"/>