diff --git a/sections/programming.md b/sections/programming.md
index 746e02a..9fcf247 100644
--- a/sections/programming.md
+++ b/sections/programming.md
@@ -879,6 +879,8 @@ Containers, Clouds and Lean Business
 * [Literate programming](http://www.literateprogramming.com/) - is a programming paradigm introduced by Donald Knuth in which a program is given as an explanation of the program logic in a natural language, such as English, interspersed with snippets of macros and traditional source code, from which a compilable source code can be generated.
 * [Literate programming links](http://www.literateprogramming.com/links.html) - articles about literate programming
 * [Eyar Zilberman](https://www.datree.io/resources/kubernetes-schema-validation) - (2021) A Deep Dive Into Kubernetes Schema Validation
+* [Harshit Mehndiratta](https://kubevious.io/blog/post/top-kubernetes-yaml-validation-tools) - (2021) Top Kubernetes YAML Validation Tools
+* [Amit Saha](https://learnk8s.io/validating-kubernetes-yaml) - (2020) Validating Kubernetes YAML for best practice and policies
 
 ## Database
 * [jOOQ Blog](https://blog.jooq.org/) - best practices and lessons learned about writing Java and SQL code