diff --git a/install/mariadb-server.js b/install/mariadb-server.js
new file mode 100644
index 0000000..a79fe72
--- /dev/null
+++ b/install/mariadb-server.js
@@ -0,0 +1,43 @@
+#!/usr/bin/node
+
+import { program } from 'commander'
+import chalk from 'chalk'
+
+import { command, execSync, log } from './../helpers/command.js'
+
+try {
+    log(chalk.green('Mariadb > start install'))
+    command('apt install mariadb-server')
+} catch(error) {
+
+}
+
+/***
+await command('curl -LsS -O https://downloads.mariadb.com/MariaDB/mariadb_repo_setup')
+await command('bash mariadb_repo_setup --mariadb-server-version=10.6')
+
+await command('apt update')
+await command('apt install mariadb-server')
+await command('mariadb-secure-installation')
+
+await command('cat >> /etc/mysql/my.cnf << EOF' +
+[mysqld]
+bind-address = 0.0.0.0
+
+ssl-ca=/etc/mysql/ssl/ca-cert.pem
+ssl-cert=/etc/mysql/ssl/server-cert.pem
+ssl-key=/etc/mysql/ssl/server-key.pem
+
+[client]
+ssl-ca=/etc/mysql/ssl/ca-cert.pem
+ssl-cert=/etc/mysql/ssl/client-cert.pem
+ssl-key=/etc/mysql/ssl/client-key.pem')
+
+await command('chown -R mysql:mysql /etc/mysql/ssl')
+await command('chmod 644 /etc/mysql/ssl/*cert*')
+await command('chmod 644 /etc/mysql/ssl/*key*')
+
+await command('systemctl restart mariadb')
+await command('ufw allow mysql')
+
+*/
\ No newline at end of file
diff --git a/install/mongodb.js b/install/mongodb.js
new file mode 100644
index 0000000..64e704f
--- /dev/null
+++ b/install/mongodb.js
@@ -0,0 +1,32 @@
+#!/usr/bin/node
+
+import { program } from 'commander'
+import chalk from 'chalk'
+
+import { command, execSync, log } from './../helpers/command.js'
+
+/**
+ *  mongodb.js
+ *
+ *  installing Mongodb 7.0
+ *
+ */
+
+// getting arguments
+const destination = program.args[0]
+
+// creating
+try {
+    log(chalk.green('Mongodb > start install'))
+    command('apt-get install -y gnupg curl')
+    command('curl -fsSL https://pgp.mongodb.com/server-7.0.asc | gpg -o /usr/share/keyrings/mongodb-server-7.0.gpg --dearmor')
+    command('echo "deb [ arch=amd64,arm64 signed-by=/usr/share/keyrings/mongodb-server-7.0.gpg ] https://repo.mongodb.org/apt/ubuntu jammy/mongodb-org/7.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-7.0.list')
+    command('apt-get update')
+    command('apt-get install -y mongodb-org mongodb-mongosh')
+
+    log(chalk.green('Mongodb > starting Service'))
+    command('systemctl start mongod')
+    command('systemctl enable mongod')
+} catch(error) {
+
+}
\ No newline at end of file
diff --git a/node.js b/install/node.js
similarity index 100%
rename from node.js
rename to install/node.js
diff --git a/lets-encrypt.js b/lets-encrypt.js
index bd0274b..740ff05 100644
--- a/lets-encrypt.js
+++ b/lets-encrypt.js
@@ -1,6 +1,14 @@
 import chalk from 'chalk'
 import { command, execSync, log } from './helpers/command.js'
 
+/**
+ *  lets-encrypt.js
+ *
+ *  installing lets encrypt and
+ *  activate cerbot.timer for renew certifactes
+ *
+ */
+
 try {
     log(chalk.green('Installing letsencrypt'))
     command('apt-get install -y letsencrypt')
diff --git a/mariadb.js b/mariadb.js
deleted file mode 100644
index 9f25f4b..0000000
--- a/mariadb.js
+++ /dev/null
@@ -1,54 +0,0 @@
-import chalk from 'chalk'
-
-const log = console.log
-
-import { exec } from 'node:child_process'
-import util from 'util'
-
-const command = util.promisify(exec)
-
-await command('curl -LsS -O https://downloads.mariadb.com/MariaDB/mariadb_repo_setup')
-await command('bash mariadb_repo_setup --mariadb-server-version=10.6')
-
-await command('apt update')
-await command('apt install mariadb-server')
-await command('mariadb-secure-installation')
-
-await command('mkdir -p /etc/mysql/ssl')
-const hostname = await command('hostname')
-
-log(chalk.green('Generating CA'))
-await command('openssl genrsa 4096 > /etc/mysql/ssl/ca-key.pem')
-await command('openssl req -new -x509 -nodes -days 365000 -key /etc/mysql/ssl/ca-key.pem -out /etc/mysql/ssl/ca-cert.pem -subj "/CN=' + hostname + '-mysql-ca"')
-
-log(chalk.green('Generating Server Certificate'))
-await command('openssl req -newkey rsa:4096 -days 365000 -nodes -keyout /etc/mysql/ssl/server-key.pem -out /etc/mysql/ssl/server-req.pem -subj "/CN=' + hostname + '-mysql-server"')
-await command('openssl rsa -in /etc/mysql/ssl/server-key.pem -out /etc/mysql/ssl/server-key.pem');
-await command('openssl x509 -req -in /etc/mysql/ssl/server-req.pem -days 365000 -CA /etc/mysql/ssl/ca-cert.pem -CAkey /etc/mysql/ssl/ca-key.pem -set_serial 01 -out /etc/mysql/ssl/server-cert.pem')
-
-log(chalk.green('Generating Client Certificate'))
-await command('openssl req -newkey rsa:4096 -days 365000 -nodes -keyout /etc/mysql/ssl/client-key.pem -out /etc/mysql/ssl/client-req.pem -subj "/CN=' + hostname + '-mysql-server"')
-await command('openssl rsa -in /etc/mysql/ssl/client-key.pem -out /etc/mysql/ssl/client-key.pem')
-await command('openssl x509 -req -in /etc/mysql/ssl/client-req.pem -days 365000 -CA /etc/mysql/ssl/ca-cert.pem -CAkey /etc/mysql/ssl/ca-key.pem -set_serial 01 -out /etc/mysql/ssl/client-cert.pem')
-
-await command('openssl verify -CAfile /etc/mysql/ssl/ca-cert.pem /etc/mysql/ssl/server-cert.pem /etc/mysql/ssl/client-cert.pem')
-
-await command('cat >> /etc/mysql/my.cnf << EOF' +
-[mysqld]
-bind-address = 0.0.0.0
-
-ssl-ca=/etc/mysql/ssl/ca-cert.pem
-ssl-cert=/etc/mysql/ssl/server-cert.pem
-ssl-key=/etc/mysql/ssl/server-key.pem
-
-[client]
-ssl-ca=/etc/mysql/ssl/ca-cert.pem
-ssl-cert=/etc/mysql/ssl/client-cert.pem
-ssl-key=/etc/mysql/ssl/client-key.pem')
-
-await command('chown -R mysql:mysql /etc/mysql/ssl')
-await command('chmod 644 /etc/mysql/ssl/*cert*')
-await command('chmod 644 /etc/mysql/ssl/*key*')
-
-await command('systemctl restart mariadb')
-await command('ufw allow mysql')
\ No newline at end of file
diff --git a/nginx.js b/nginx.js
index 3530bcb..b75a9cc 100644
--- a/nginx.js
+++ b/nginx.js
@@ -1,3 +1,9 @@
+import { program } from 'commander'
+import chalk from 'chalk'
+
+import { command, execSync, log } from './helpers/command.js'
+
+
 install nginx -y
 
 exec('cp '.base_path().'/resources/nginx/snippets/*.conf /etc/nginx/snippets');