diff --git a/cli/add-user b/cli/add-user
new file mode 120000
index 0000000..1646e46
--- /dev/null
+++ b/cli/add-user
@@ -0,0 +1 @@
+../scripts/add-user.php
\ No newline at end of file
diff --git a/scripts/add-user.php b/scripts/add-user.php
new file mode 100755
index 0000000..7933f11
--- /dev/null
+++ b/scripts/add-user.php
@@ -0,0 +1,126 @@
+#!/usr/bin/php
+<?php
+# Linux Day - command line interface to create an user
+# Copyright (C) 2018, 2019, 2020 Valerio Bozzolan
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// allowed only from command line interface
+if( ! isset( $argv[ 0 ] ) ) {
+	exit( 1 );
+}
+
+// autoload the framework
+require __DIR__ . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'load.php';
+
+// command line arguments
+$opts = getopt( 'h', [
+	'uid:',
+	'role:',
+	'email:',
+	'name:',
+	'surname:',
+	'pwd:',
+	'force::',
+	'help',
+] );
+
+// show help
+if( ! isset( $opts[ 'uid' ], $opts[ 'pwd' ], $opts[ 'role' ] ) || isset( $opts[ 'help' ] ) || isset( $opts[ 'h' ] ) ) {
+
+	$roles = _roles();
+	$roles_list = implode( '|', $roles );
+
+	printf( "Usage: %s [OPTIONS]\n", $argv[ 0 ] );
+	echo "OPTIONS:\n";
+	echo "    --uid=UID          username\n";
+	echo "    --email=EMAIL      email\n";
+	echo "    --name=NAME        first name\n";
+	echo "    --surname=SURNAME  family name\n";
+	echo "    --role=ROLE        role ($roles_list)\n";
+	echo "    --pwd=PASSWORD     password\n";
+	echo "    --force            update the user password if exists\n";
+	echo " -h --help             show this help and exit\n";
+	exit( 0 );
+}
+
+// validate role
+if( !Permissions::instance()->roleExists( $opts['role'] ) ) {
+	printf( "The role '%s' does not exist\n", $opts['role'] );
+	exit( 1 );
+}
+
+// look for existing user
+$user = User::factoryFromUID( $opts[ 'uid' ] )
+	->select( User::ID )
+	->queryRow();
+
+// check if it exists
+if( $user && ! isset( $opts[ 'force' ] ) ) {
+	printf( "User %s already exist\n", $opts[ 'uid' ] );
+	exit( 1 );
+}
+
+// encrypt the password
+$pwd = User::encryptPassword( $opts[ 'pwd' ] );
+
+if( $user ) {
+
+	// update the User
+	( new UserAPI() )
+		->whereUser( $user )
+		->update( [
+			'user_password' => $pwd,
+		] );
+
+	echo "Updated.\n";
+
+} else {
+
+	// insert a new user
+	( new UserAPI() )
+		->insertRow( [
+			'user_uid'      => $opts[ 'uid' ],
+			'user_role'     => $opts[ 'role' ],
+			'user_name'     => $opts[ 'name' ],
+			'user_surname'  => $opts[ 'surname' ],
+			'user_email'    => $opts[ 'email' ],
+			'user_password' => $pwd,
+			'user_active'   => 1,
+		] );
+
+	echo "Created\n";
+}
+
+
+/**
+ * Get a list of available roles
+ *
+ * Well, it just remove the DEFAULT_USER_ROLE from the roles.
+ *
+ * @return array
+ */
+function _roles() {
+
+	$good_roles = [];
+
+	// get the existing roles
+	foreach( Permissions::instance()->getRoles() as $role ) {
+		if( $role !== DEFAULT_USER_ROLE ) {
+			$good_roles[] = $role;
+		}
+	}
+
+	return $good_roles;
+}