diff --git a/db/services.php b/db/services.php
new file mode 100644
index 0000000..b7e1025
--- /dev/null
+++ b/db/services.php
@@ -0,0 +1,42 @@
+<?php
+
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * External functions and service definitions.
+ */
+/*
+// We define the services to install as pre-build services. A pre-build service is not editable by administrator.
+$services = array(
+        'Escola Modelo Service' => array(
+                'functions' => array (
+                        'block_escola_modelo_get_usage_statistics'
+                ),
+                'restrictedusers' => 0,
+                'enabled'=>1,
+        )
+);
+
+// We defined the web service functions to install.
+$functions = array(
+        'block_escola_modelo_get_usage_statistics' => array(
+                'classname'   => 'block_escola_modelo_external',
+                'methodname'  => 'get_usage_statistics',
+                'classpath'   => 'block/escola_modelo/externallib.php',
+                'description' => 'Returns user statistics from this moodle installation',
+                'type'        => 'read',
+        ),
+);
+ */
+
diff --git a/externallib.php b/externallib.php
new file mode 100644
index 0000000..78da0d2
--- /dev/null
+++ b/externallib.php
@@ -0,0 +1,42 @@
+<?php
+
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ *
+ */
+require_once($CFG->libdir . "/externallib.php");
+
+class mod_sga_external extends external_api {
+
+   /* public static function get_usage_statistics() {
+        global $USER;
+
+        return '{"cursos": "10", "alunos":"20", "certificados":"12"}';
+    }
+
+    public static function get_usage_statistics_parameters() {
+        return new external_function_parameters(
+                array()
+        );
+    }
+
+    public static function get_usage_statistics_returns() {
+        return new external_value(PARAM_TEXT, 'JSON with statistics of this installation');
+    }
+
+    */
+
+}
+
diff --git a/lang/en/mod_sga.php b/lang/en/mod_sga.php
new file mode 100644
index 0000000..ac2c75d
--- /dev/null
+++ b/lang/en/mod_sga.php
@@ -0,0 +1,6 @@
+<?php
+
+$string['pluginname'] = 'Integração com o SGA';
+$string['modulename'] = 'Integração com o SGA';
+
+
diff --git a/lang/pt/mod_sga.php b/lang/pt/mod_sga.php
new file mode 100644
index 0000000..ac2c75d
--- /dev/null
+++ b/lang/pt/mod_sga.php
@@ -0,0 +1,6 @@
+<?php
+
+$string['pluginname'] = 'Integração com o SGA';
+$string['modulename'] = 'Integração com o SGA';
+
+
diff --git a/lang/pt_BR/mod_sga.php b/lang/pt_BR/mod_sga.php
new file mode 100644
index 0000000..ac2c75d
--- /dev/null
+++ b/lang/pt_BR/mod_sga.php
@@ -0,0 +1,6 @@
+<?php
+
+$string['pluginname'] = 'Integração com o SGA';
+$string['modulename'] = 'Integração com o SGA';
+
+
diff --git a/version.php b/version.php
new file mode 100644
index 0000000..74c4f9d
--- /dev/null
+++ b/version.php
@@ -0,0 +1,4 @@
+<?php
+$plugin->version = 2021092701;
+$plugin->requires = 2017110800;
+$plugin->component = 'mod_sga';