diff --git a/schema/README.md b/schema/README.md
index 997aa061619a64b30f102a6bf14bfd1b22edce85..3637e5632294dcedde519a12ec804e7bf7c67e84 100644
--- a/schema/README.md
+++ b/schema/README.md
@@ -3,8 +3,14 @@
 This folder contains JSON Schemas for the NGSI-LD API.
 
 Schemas have been developed using Draft07 of JSON Schema. 
+
 https://json-schema.org/latest/json-schema-validation.html
 
-Schemas have been validated using 
+Schemas have been validated online using 
 
 https://www.jsonschemavalidator.net/
+
+and from a CLI interface using 
+
+https://ajv.js.org/
+