diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index d37559d..b08142e 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -13,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [18.x, 20.x]
+        node-version: [16.x, 20.x]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..e46c983
--- /dev/null
+++ b/index.js
@@ -0,0 +1,22 @@
+'use strict';
+/**
+ * Command-line interface for Node-RED nodes.
+ *
+ * Script to run our Node-RED nodes from terminal without Node-RED and using STDIN / STDOUT.
+ *
+ * @author Alexandre Alapetite <https://github.com/Alkarex>
+ * @copyright Alexandra Institute <https://alexandra.dk> for the SynchroniCity European project <https://synchronicity-iot.eu>
+ * 	as a contribution to FIWARE <https://www.fiware.org>
+ * @license MIT
+ * @date 2019-11-28 / 2022-02-02
+ */
+
+// Load fake/mocked Node-RED
+const RED = require('node-red-contrib-mock-cli');
+const noderedNode = RED.load(require.main);
+
+if (noderedNode) {
+	RED.run();
+} else {
+	console.error('Error loading Node-RED node!');
+}
diff --git a/package-lock.json b/package-lock.json
index 7b2ba71..0d92a06 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,8 @@
 				"eslint-plugin-html": "^7.1.0",
 				"eslint-plugin-import": "^2.28.1",
 				"eslint-plugin-n": "^16.1.0",
-				"eslint-plugin-promise": "^6.1.1"
+				"eslint-plugin-promise": "^6.1.1",
+				"node-red-contrib-mock-cli": "^1.3.0"
 			},
 			"engines": {
 				"node": ">=12"
@@ -1031,9 +1032,9 @@
 			}
 		},
 		"node_modules/eslint-plugin-n": {
-			"version": "16.1.0",
-			"resolved": "https://registry.npmjs.org/eslint-plugin-n/-/eslint-plugin-n-16.1.0.tgz",
-			"integrity": "sha512-3wv/TooBst0N4ND+pnvffHuz9gNPmk/NkLwAxOt2JykTl/hcuECe6yhTtLJcZjIxtZwN+GX92ACp/QTLpHA3Hg==",
+			"version": "16.2.0",
+			"resolved": "https://registry.npmjs.org/eslint-plugin-n/-/eslint-plugin-n-16.2.0.tgz",
+			"integrity": "sha512-AQER2jEyQOt1LG6JkGJCCIFotzmlcCZFur2wdKrp1JX2cNotC7Ae0BcD/4lLv3lUAArM9uNS8z/fsvXTd0L71g==",
 			"dev": true,
 			"dependencies": {
 				"@eslint-community/eslint-utils": "^4.4.0",
@@ -2095,6 +2096,15 @@
 				}
 			}
 		},
+		"node_modules/node-red-contrib-mock-cli": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/node-red-contrib-mock-cli/-/node-red-contrib-mock-cli-1.3.0.tgz",
+			"integrity": "sha512-R9tlpJ6NzmqzCy7hD2zISkCoZU7sRmjCevQAS4LCj3Akgd5wkIynVnLPygMi8KcxozMdBBHF/zOJ5s/zMdztiA==",
+			"dev": true,
+			"engines": {
+				"node": ">=8"
+			}
+		},
 		"node_modules/nopt": {
 			"version": "5.0.0",
 			"resolved": "https://registry.npmjs.org/nopt/-/nopt-5.0.0.tgz",
diff --git a/package.json b/package.json
index bb932e3..c155278 100644
--- a/package.json
+++ b/package.json
@@ -50,12 +50,15 @@
 		"eslint-plugin-html": "^7.1.0",
 		"eslint-plugin-import": "^2.28.1",
 		"eslint-plugin-n": "^16.1.0",
-		"eslint-plugin-promise": "^6.1.1"
+		"eslint-plugin-promise": "^6.1.1",
+		"node-red-contrib-mock-cli": "^1.3.0"
 	},
 	"scripts": {
+		"start": "node ./index.js",
 		"eslint": "eslint --ext .js,.html .",
 		"eslint_fix": "eslint --fix --ext .js,.html .",
 		"fix": "npm run eslint_fix",
-		"test": "npm run eslint"
+		"pretest": "npm run-script eslint",
+		"test": "./test.sh"
 	}
 }
diff --git a/test.sh b/test.sh
new file mode 100755
index 0000000..c15f690
--- /dev/null
+++ b/test.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+test=$(
+	cat <<'EOF' | node ./index.js http-basic-auth --realm='"node-red"' --username='"test"' --password='"$2y$10$5TSZDldoJ7MxDZdtK/SG2O3cwORqLDhHabYlKX9OsM.W/Z/oLwKW6"'
+{"req":{"headers":{"authorization":"Basic dGVzdDp0ZXN0"}}}
+EOF
+)
+
+if [ "$test" = "" ]; then
+	echo 'ERROR 1'
+	exit 1
+fi
+
+test=$(
+	cat <<'EOF' | node ./index.js http-basic-auth --realm='"node-red"' --username='"test"' --password='"test"'
+{"req":{"headers":{"authorization":"Basic dGVzdDp0ZXN0"}}}
+EOF
+)
+
+if [ "$test" = "" ]; then
+	echo 'ERROR 2'
+	exit 1
+fi
+
+test=$(
+	cat <<'EOF' | node ./index.js http-basic-auth --realm='"node-red"' --username='"wrong"' --password='"$2y$10$5TSZDldoJ7MxDZdtK/SG2O3cwORqLDhHabYlKX9OsM.W/Z/oLwKW6"'
+{"req":{"headers":{"authorization":"Basic dGVzdDp0ZXN0"}}}
+EOF
+)
+
+if [ "$test" != "" ]; then
+	echo 'ERROR 3'
+	exit 1
+fi
+
+test=$(
+	cat <<'EOF' | node ./index.js http-basic-auth --realm='"node-red"' --username='"test"' --password='"wrong"'
+{"req":{"headers":{"authorization":"Basic dGVzdDp0ZXN0"}}}
+EOF
+)
+
+if [ "$test" != "" ]; then
+	echo 'ERROR 4'
+	exit 1
+fi