Diff between https://github.com/openrtb/openrtb2x/blob/2.0/openrtb-validator/src/main/resources/schemas/openrtb-schema_bid-request_v2-0.json and https://github.com/openrtb/openrtb2x/blob/2.0/openrtb-validator/src/main/resources/schemas/openrtb-schema_bid-request_v2-1.json

openrtb.diff

 {
-  title: "openrtb-v2_0-schema-bid_request"
+  title: "openrtb-v2_1-schema-bid_request"
-  description: "json schema for an openrtb v2.0 bid request (http://www.iab.net/media/file/OpenRTB_API_Specification_Version2.0_FINAL.PDF)"
+  description: "json schema for an openrtb v2.1 bid request (http://www.iab.net/media/file/OpenRTB-API-Specification-Version-2-1-FINAL.pdf)"
   definitions: {
+    vast_companion_type: {
+      type: "integer"
+      minimum: 1
+      maximum: 3
+    }
+    qag_media_rating: {
+      type: "integer"
+      minimum: 1
+      maximum: 3
+    }
     banner: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     video: {
       properties: {
+        companiontype: {
+          type: "array"
+          $ref: "#/definitions/vast_companion_type"
+        }
+        ext: {
+          type: "object"
+        }
       }
     }
     site: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     app: {
       properties: {
+        storeurl: {
+          type: "string"
+        }
+        ext: {
+          type: "object"
+        }
       }
     }
     content: {
       properties: {
+        qagmediarating: {
+          $ref: "#/definitions/qag_media_rating"
+        }
+        embeddable: {
+          $ref: "#/definitions/boolean_int"
+        }
+        language: {
+          $ref: "#/definitions/language"
+        }
+        ext: {
+          type: "object"
+        }
       }
     }
     publisher: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     producer: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     device: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     geo: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     user: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     data: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     segment: {
       properties: {
+        ext: {
+          type: "object"
+        }
       }
     }
     ad_position: {
-      maximum: 3
+      maximum: 7
     }
     expandable_direction: {
-      maximum: 4
+      maximum: 5
     }
   }
 }