diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000000000000000000000000000000000000..ecb77d62ffb49a039f1517fedcdbec74904e8237
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,47 @@
+{
+  "name": "ngsi-ld",
+  "version": "1.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "ajv": {
+      "version": "6.5.5",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.5.tgz",
+      "integrity": "sha512-7q7gtRQDJSyuEHjuVgHoUa2VuemFiCMrfQc9Tc08XTAc4Zj/5U1buQJ0HU6i7fKjXU09SVgSmxa4sLvuvS8Iyg==",
+      "requires": {
+        "fast-deep-equal": "^2.0.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
+      }
+    },
+    "fast-deep-equal": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
+      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk="
+    },
+    "fast-json-stable-stringify": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
+      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
+    },
+    "json-schema-traverse": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+    },
+    "punycode": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
+    },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000000000000000000000000000000000000..bff4ef2b0e8bdc131bd413479da6bb2f4c60b0ca
--- /dev/null
+++ b/package.json
@@ -0,0 +1,21 @@
+{
+  "name": "ngsi-ld",
+  "version": "1.0.0",
+  "description": "NGSI-LD Schema Compilation",
+  "main": "index.js",
+  "scripts": {
+    "test": "ajv compile -s schema/Entity.json -r schema/common.json -r schema/geometry-schema.json"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://forge.etsi.org/gitlab/NGSI-LD/NGSI-LD"
+  },
+  "keywords": [
+    "NGSI-LD"
+  ],
+  "author": "Jose Manuel Cantera",
+  "license": "ISC",
+  "dependencies": {
+    "ajv": "^6.5.5"
+  }
+}
diff --git a/scripts/validate_schema.sh b/scripts/validate_schema.sh
new file mode 100755
index 0000000000000000000000000000000000000000..0c791cb3b04a83dc9a376d845be68c0edcb99a13
--- /dev/null
+++ b/scripts/validate_schema.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+ajv compile -s $SCHEMAS/Entity.json -r $SCHEMAS/common.json -r $SCHEMAS/geometry-schema.json
+
+ajv compile -s $SCHEMAS/Subscription.json -r $SCHEMAS/common.json -r $SCHEMAS/geometry-schema.json