diff --git a/libs/cpu.php b/libs/cpu.php
new file mode 100644
index 0000000..9665c87
--- /dev/null
+++ b/libs/cpu.php
@@ -0,0 +1,91 @@
+<?php
+require '../autoload.php';
+$Config = new Config();
+
+// Number of cores
+$num_cores = Misc::getCpuCoresNumber();
+
+
+// CPU info
+$model      = 'N.A';
+$frequency  = 'N.A';
+$cache      = 'N.A';
+$bogomips   = 'N.A';
+$temp       = 'N.A';
+
+if ($cpuinfo = shell_exec('cat /proc/cpuinfo'))
+{
+    $processors = preg_split('/\s?\n\s?\n/', trim($cpuinfo));
+
+    foreach ($processors as $processor)
+    {
+        $details = preg_split('/\n/', $processor, -1, PREG_SPLIT_NO_EMPTY);
+
+        foreach ($details as $detail)
+        {
+            list($key, $value) = preg_split('/\s*:\s*/', trim($detail));
+
+            switch (strtolower($key))
+            {
+                case 'model name':
+                case 'cpu model':
+                case 'cpu':
+                case 'processor':
+                    $model = $value;
+                break;
+
+                case 'cpu mhz':
+                case 'clock':
+                    $frequency = $value.' MHz';
+                break;
+
+                case 'cache size':
+                case 'l2 cache':
+                    $cache = $value;
+                break;
+
+                case 'bogomips':
+                    $bogomips = $value;
+                break;
+            }
+        }
+    }
+}
+
+if ($frequency == 'N.A')
+{
+    if ($f = shell_exec('cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq'))
+    {
+        $f = $f / 1000;
+        $frequency = $f.' MHz';
+    }
+}
+
+// CPU Temp
+if ($Config->get('cpu:enable_temperature'))
+{
+    if (exec('/usr/bin/sensors | grep -E "^(CPU Temp|Core 0)" | cut -d \'+\' -f2 | cut -d \'.\' -f1', $t))
+    {
+        if (isset($t[0]))
+            $temp = $t[0].' °C';
+    }
+    else
+    {
+        if (exec('cat /sys/class/thermal/thermal_zone0/temp', $t))
+        {
+            $temp = round($t[0] / 1000).' °C';
+        }
+    }
+}
+
+
+$datas = array(
+    'model'      => $model,
+    'num_cores'  => $num_cores,
+    'frequency'  => $frequency,
+    'cache'      => $cache,
+    'bogomips'   => $bogomips,
+    'temp'       => $temp,
+);
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/disk.php b/libs/disk.php
new file mode 100644
index 0000000..f2b21cb
--- /dev/null
+++ b/libs/disk.php
@@ -0,0 +1,52 @@
+<?php
+require '../autoload.php';
+$Config = new Config();
+
+$datas = array();
+
+if (!(exec('/bin/df -T | awk -v c=`/bin/df -T | grep -bo "Type" | awk -F: \'{print $2}\'` \'{print substr($0,c);}\' | tail -n +2 | awk \'{print $1","$2","$3","$4","$5","$6","$7}\'', $df)))
+{
+    $datas[] = array(
+        'total'         => 'N.A',
+        'used'          => 'N.A',
+        'free'          => 'N.A',
+        'percent_used'  => 0,
+        'mount'         => 'N.A',
+        'filesystem'    => 'N.A',
+    );
+}
+else
+{
+    $mounted_points = array();
+    $key = 0;
+
+    foreach ($df as $mounted)
+    {
+        list($filesystem, $type, $total, $used, $free, $percent, $mount) = explode(',', $mounted);
+
+        if (strpos($type, 'tmpfs') !== false && $Config->get('disk:show_tmpfs') === false)
+            continue;
+
+        if (!in_array($mount, $mounted_points))
+        {
+            $mounted_points[] = trim($mount);
+
+            $datas[$key] = array(
+                'total'         => Misc::getSize($total * 1024),
+                'used'          => Misc::getSize($used * 1024),
+                'free'          => Misc::getSize($free * 1024),
+                'percent_used'  => trim($percent, '%'),
+                'mount'         => $mount,
+            );
+
+            if ($Config->get('disk:show_filesystem'))
+                $datas[$key]['filesystem'] = $filesystem;
+        }
+
+        $key++;
+    }
+
+}
+
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/last_login.php b/libs/last_login.php
new file mode 100644
index 0000000..4596e44
--- /dev/null
+++ b/libs/last_login.php
@@ -0,0 +1,33 @@
+<?php
+require '../autoload.php';
+$Config = new Config();
+
+
+$datas = array();
+
+if ($Config->get('last_login:enable'))
+{
+    if (!(exec('/usr/bin/lastlog --time 365 | /usr/bin/awk -F\' \' \'{ print $1";"$5, $4, $8, $6}\'', $users)))
+    {
+        $datas[] = array(
+            'user' => 'N.A',
+            'date' => 'N.A',
+        );
+    }
+    else
+    {
+        $max = $Config->get('last_login:max');
+
+        for ($i = 1; $i < count($users) && $i <= $max; $i++)
+        {
+            list($user, $date) = explode(';', $users[$i]);
+
+            $datas[] = array(
+                'user' => $user,
+                'date' => $date,
+            );
+        }
+    }
+}
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/load_average.php b/libs/load_average.php
new file mode 100644
index 0000000..09a2f3c
--- /dev/null
+++ b/libs/load_average.php
@@ -0,0 +1,30 @@
+<?php
+require '../autoload.php';
+
+if (!($load_tmp = shell_exec('cat /proc/loadavg | awk \'{print $1","$2","$3}\'')))
+{
+    $load = array(0, 0, 0);
+}
+else
+{
+    // Number of cores
+    $cores = Misc::getCpuCoresNumber();
+
+    $load_exp = explode(',', $load_tmp);
+
+    $load = array_map(
+        function ($value, $cores) {
+            $v = (int)($value * 100 / $cores);
+            if ($v > 100)
+                $v = 100;
+            return $v;
+        }, 
+        $load_exp,
+        array_fill(0, 3, $cores)
+    );
+}
+
+
+$datas = $load;
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/memory.php b/libs/memory.php
new file mode 100644
index 0000000..a4eda7b
--- /dev/null
+++ b/libs/memory.php
@@ -0,0 +1,37 @@
+<?php
+require '../autoload.php';
+
+$free = 0;
+
+if (shell_exec('cat /proc/meminfo'))
+{
+    $free    = shell_exec('grep MemFree /proc/meminfo | awk \'{print $2}\'');
+    $buffers = shell_exec('grep Buffers /proc/meminfo | awk \'{print $2}\'');
+    $cached  = shell_exec('grep Cached /proc/meminfo | awk \'{print $2}\'');
+
+    $free = (int)$free + (int)$buffers + (int)$cached;
+}
+
+// Total
+if (!($total = shell_exec('grep MemTotal /proc/meminfo | awk \'{print $2}\'')))
+{
+    $total = 0;
+}
+
+// Used
+$used = $total - $free;
+
+// Percent used
+$percent_used = 0;
+if ($total > 0)
+    $percent_used = 100 - (round($free / $total * 100));
+
+
+$datas = array(
+    'used'          => Misc::getSize($used * 1024),
+    'free'          => Misc::getSize($free * 1024),
+    'total'         => Misc::getSize($total * 1024),
+    'percent_used'  => $percent_used,
+);
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/network.php b/libs/network.php
new file mode 100644
index 0000000..c24fcd4
--- /dev/null
+++ b/libs/network.php
@@ -0,0 +1,115 @@
+<?php
+require '../autoload.php';
+
+$datas    = array();
+$network  = array();
+
+// Possible commands for ifconfig and ip
+$commands = array(
+    'ifconfig' => array('ifconfig', '/sbin/ifconfig', '/usr/bin/ifconfig', '/usr/sbin/ifconfig'),
+    'ip'       => array('ip', '/bin/ip', '/sbin/ip', '/usr/bin/ip', '/usr/sbin/ip'),
+);
+
+// Returns command line for retreive interfaces
+function getInterfacesCommand($commands)
+{
+    $ifconfig = Misc::whichCommand($commands['ifconfig'], ' | awk -F \'[/  |: ]\' \'{print $1}\' | sed -e \'/^$/d\'');
+
+    if (!empty($ifconfig))
+    {
+        return $ifconfig;
+    }
+    else
+    {
+        $ip_cmd = Misc::whichCommand($commands['ip'], ' -V', false);
+
+        if (!empty($ip_cmd))
+        {
+            return $ip_cmd.' -oneline link show | awk \'{print $2}\' | sed "s/://"';
+        }
+        else
+        {
+            return null;
+        }
+    }
+}
+
+// Returns command line for retreive IP address from interface name
+function getIpCommand($commands, $interface)
+{
+    $ifconfig = Misc::whichCommand($commands['ifconfig'], ' '.$interface.' | awk \'/inet / {print $2}\' | cut -d \':\' -f2');
+
+    if (!empty($ifconfig))
+    {
+        return $ifconfig;
+    }
+    else
+    {
+        $ip_cmd = Misc::whichCommand($commands['ip'], ' -V', false);
+
+        if (!empty($ip_cmd))
+        {
+            return 'for family in inet inet6; do '.
+               $ip_cmd.' -oneline -family $family addr show '.$interface.' | grep -v fe80 | awk \'{print $4}\' | sed "s/\/.*//"; ' .
+            'done';
+        }
+        else
+        {
+            return null;
+        }
+    }
+}
+
+
+$getInterfaces_cmd = getInterfacesCommand($commands);
+
+if (is_null($getInterfaces_cmd) || !(exec($getInterfaces_cmd, $getInterfaces)))
+{
+    $datas[] = array('interface' => 'N.A', 'ip' => 'N.A');
+}
+else
+{
+    foreach ($getInterfaces as $name)
+    {
+        $ip = null;
+
+        $getIp_cmd = getIpCommand($commands, $name);        
+
+        if (is_null($getIp_cmd) || !(exec($getIp_cmd, $ip)))
+        {
+            $network[] = array(
+                'name' => $name,
+                'ip'   => 'N.A',
+            );
+        }
+        else
+        {
+            if (!isset($ip[0]))
+                $ip[0] = '';
+
+            $network[] = array(
+                'name' => $name,
+                'ip'   => $ip[0],
+            );
+        }
+    }
+
+    foreach ($network as $interface)
+    {
+        // Get transmit and receive datas by interface
+        exec('cat /sys/class/net/'.$interface['name'].'/statistics/tx_bytes', $getBandwidth_tx);
+        exec('cat /sys/class/net/'.$interface['name'].'/statistics/rx_bytes', $getBandwidth_rx);
+
+        $datas[] = array(
+            'interface' => $interface['name'],
+            'ip'        => $interface['ip'],
+            'transmit'  => Misc::getSize($getBandwidth_tx[0]),
+            'receive'   => Misc::getSize($getBandwidth_rx[0]),
+        );
+
+        unset($getBandwidth_tx, $getBandwidth_rx);
+    }
+}
+
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/ping.php b/libs/ping.php
new file mode 100644
index 0000000..dc8121d
--- /dev/null
+++ b/libs/ping.php
@@ -0,0 +1,30 @@
+<?php
+require '../autoload.php';
+$Config = new Config();
+
+
+$datas = array();
+
+if (count($Config->get('ping:hosts')) > 0)
+    $hosts = $Config->get('ping:hosts');
+else
+    $hosts = array('google.com', 'wikipedia.org');
+
+foreach ($hosts as $host)
+{
+    exec('/bin/ping -qc 1 '.$host.' | awk -F/ \'/^rtt/ { print $5 }\'', $result);
+
+    if (!isset($result[0]))
+    {
+        $result[0] = 0;
+    }
+    
+    $datas[] = array(
+        'host' => $host,
+        'ping' => $result[0],
+    );
+
+    unset($result);
+}
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/server.php b/libs/server.php
new file mode 100644
index 0000000..4ea57d7
--- /dev/null
+++ b/libs/server.php
@@ -0,0 +1,35 @@
+<?php
+require '../autoload.php';
+$Config = new Config();
+
+
+$datas = array();
+
+$available_protocols = array('tcp', 'udp');
+
+$show_port = $Config->get('server:show_port');
+
+if (count($Config->get('server:list')) > 0)
+{
+    foreach ($Config->get('server:list') as $service)
+    {
+        $host     = $service['host'];
+        $port     = $service['port'];
+        $name     = $service['name'];
+        $protocol = isset($service['protocol']) && in_array($service['protocol'], $available_protocols) ? $service['protocol'] : 'tcp';
+
+        if (Misc::scanPort($host, $port, $protocol))
+            $status = 1;
+        else
+            $status = 0;
+
+        $datas[] = array(
+            'port'      => $show_port === true ? $port : '',
+            'name'      => $name,
+            'status'    => $status,
+        );
+    }
+}
+
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/services.php b/libs/services.php
new file mode 100644
index 0000000..61411e4
--- /dev/null
+++ b/libs/services.php
@@ -0,0 +1,35 @@
+<?php
+require '../autoload.php';
+$Config = new Config();
+
+
+$datas = array();
+
+$available_protocols = array('tcp', 'udp');
+
+$show_port = $Config->get('services:show_port');
+
+if (count($Config->get('services:list')) > 0)
+{
+    foreach ($Config->get('services:list') as $service)
+    {
+        $host     = $service['host'];
+        $port     = $service['port'];
+        $name     = $service['name'];
+        $protocol = isset($service['protocol']) && in_array($service['protocol'], $available_protocols) ? $service['protocol'] : 'tcp';
+
+        if (Misc::scanPort($host, $port, $protocol))
+            $status = 1;
+        else
+            $status = 0;
+
+        $datas[] = array(
+            'port'      => $show_port === true ? $port : '',
+            'name'      => $name,
+            'status'    => $status,
+        );
+    }
+}
+
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/swap.php b/libs/swap.php
new file mode 100644
index 0000000..e3cc980
--- /dev/null
+++ b/libs/swap.php
@@ -0,0 +1,32 @@
+<?php
+require '../autoload.php';
+
+// Free
+if (!($free = shell_exec('grep SwapFree /proc/meminfo | awk \'{print $2}\'')))
+{
+    $free = 0;
+}
+
+// Total
+if (!($total = shell_exec('grep SwapTotal /proc/meminfo | awk \'{print $2}\'')))
+{
+    $total = 0;
+}
+
+// Used
+$used = $total - $free;
+
+// Percent used
+$percent_used = 0;
+if ($total > 0)
+    $percent_used = 100 - (round($free / $total * 100));
+
+
+$datas = array(
+    'used'          => Misc::getSize($used * 1024),
+    'free'          => Misc::getSize($free * 1024),
+    'total'         => Misc::getSize($total * 1024),
+    'percent_used'  => $percent_used,
+);
+
+echo json_encode($datas);
\ No newline at end of file
diff --git a/libs/system.php b/libs/system.php
new file mode 100644
index 0000000..39e4096
--- /dev/null
+++ b/libs/system.php
@@ -0,0 +1,71 @@
+<?php
+require '../autoload.php';
+
+// Hostname
+$hostname = php_uname('n');
+
+// OS
+if (!($os = shell_exec('/usr/bin/lsb_release -ds | cut -d= -f2 | tr -d \'"\'')))
+{
+    if(!($os = shell_exec('cat /etc/system-release | cut -d= -f2 | tr -d \'"\''))) 
+    {
+        if (!($os = shell_exec('find /etc/*-release -type f -exec cat {} \; | grep PRETTY_NAME | tail -n 1 | cut -d= -f2 | tr -d \'"\'')))
+        {
+            $os = 'N.A';
+        }
+    }
+}
+$os = trim($os, '"');
+$os = str_replace("\n", '', $os);
+
+// Kernel
+if (!($kernel = shell_exec('/bin/uname -r')))
+{
+    $kernel = 'N.A';
+}
+
+// Uptime
+if (!($totalSeconds = shell_exec('/usr/bin/cut -d. -f1 /proc/uptime')))
+{
+    $uptime = 'N.A';
+}
+else
+{
+    $uptime = Misc::getHumanTime($totalSeconds);
+}
+
+// Last boot
+if (!($upt_tmp = shell_exec('cat /proc/uptime')))
+{
+    $last_boot = 'N.A';
+}
+else
+{
+    $upt = explode(' ', $upt_tmp);
+    $last_boot = date('Y-m-d H:i:s', time() - intval($upt[0]));
+}
+
+// Current users
+if (!($current_users = shell_exec('who -u | awk \'{ print $1 }\' | wc -l')))
+{
+    $current_users = 'N.A';
+}
+
+// Server datetime
+if (!($server_date = shell_exec('/bin/date')))
+{
+    $server_date = date('Y-m-d H:i:s');
+}
+
+
+$datas = array(
+    'hostname'      => $hostname,
+    'os'            => $os,
+    'kernel'        => $kernel,
+    'uptime'        => $uptime,
+    'last_boot'     => $last_boot,
+    'current_users' => $current_users,
+    'server_date'   => $server_date,
+);
+
+echo json_encode($datas);
\ No newline at end of file