diff --git a/LaunchServer/resources/launchserver/defaults/profile1.10.2.cfg b/LaunchServer/resources/launchserver/defaults/profile1.10.2.cfg
index 8aeeb3a..7a3dff4 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.10.2.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.10.2.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.11.2.cfg b/LaunchServer/resources/launchserver/defaults/profile1.11.2.cfg
index d224593..a5abca6 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.11.2.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.11.2.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.12.2.cfg b/LaunchServer/resources/launchserver/defaults/profile1.12.2.cfg
index 7232a90..b5a52bf 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.12.2.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.12.2.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.13.2.cfg b/LaunchServer/resources/launchserver/defaults/profile1.13.2.cfg
index 5ab4ff0..48e09d5 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.13.2.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.13.2.cfg
@@ -27,12 +27,16 @@
 classPath: [ "minecraft.jar", "libraries" ];
 jvmArgs: [
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg b/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg
index 4726cd5..12563f2 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg
@@ -26,12 +26,16 @@
 classPath: [ "minecraft.jar", "libraries" ];
 jvmArgs: [
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism",
 
     # Legacy bridge (for 1.6.4 & lower) settings
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.5.2.cfg b/LaunchServer/resources/launchserver/defaults/profile1.5.2.cfg
index 0e00dc9..142209b 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.5.2.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.5.2.cfg
@@ -26,12 +26,16 @@
 classPath: [ "minecraft.jar", "libraries" ];
 jvmArgs: [
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism",
 
     # Legacy bridge (for 1.6.4 & lower) settings
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.6.4.cfg b/LaunchServer/resources/launchserver/defaults/profile1.6.4.cfg
index 1d62640..a90be9f 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.6.4.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.6.4.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism",
 
     # Legacy bridge (for 1.6.4 & lower) settings
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.7.10.cfg b/LaunchServer/resources/launchserver/defaults/profile1.7.10.cfg
index 62af14a..e07895d 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.7.10.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.7.10.cfg
@@ -34,12 +34,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.7.2.cfg b/LaunchServer/resources/launchserver/defaults/profile1.7.2.cfg
index a9d73e0..bdddeaa 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.7.2.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.7.2.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.8.9.cfg b/LaunchServer/resources/launchserver/defaults/profile1.8.9.cfg
index 5e93176..9f911ca 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.8.9.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.8.9.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/resources/launchserver/defaults/profile1.9.4.cfg b/LaunchServer/resources/launchserver/defaults/profile1.9.4.cfg
index cfdeefa..d350651 100644
--- a/LaunchServer/resources/launchserver/defaults/profile1.9.4.cfg
+++ b/LaunchServer/resources/launchserver/defaults/profile1.9.4.cfg
@@ -30,12 +30,16 @@
     "-Dfml.ignoreInvalidMinecraftCertificates=true",
 
     # Some options from Mojang's launcher
-    "-XX:+UseConcMarkSweepGC",
-    "-XX:+CMSIncrementalMode",
-    "-XX:-UseAdaptiveSizePolicy",
-    "-Xmn128M",
+    "-XX:+UseG1GC",
+    "-XX:+UnlockExperimentalVMOptions",
+    "-XX:G1NewSizePercent=20",
+    "-XX:G1ReservePercent=20",
+    "-XX:MaxGCPauseMillis=50",
+    "-XX:G1HeapRegionSize=32M",
 
-    # JVM Attach protection
+    # Some options from me
+    "-XX:+AlwaysPreTouch",
+    "-XX:-TieredCompilation",
     "-XX:+DisableAttachMechanism"
 ];
 clientArgs: [
diff --git a/LaunchServer/source/auth/provider/MojangAuthProvider.java b/LaunchServer/source/auth/provider/MojangAuthProvider.java
index 0532baa..c4d577c 100644
--- a/LaunchServer/source/auth/provider/MojangAuthProvider.java
+++ b/LaunchServer/source/auth/provider/MojangAuthProvider.java
@@ -16,6 +16,7 @@
 import com.eclipsesource.json.JsonValue;
 import com.eclipsesource.json.WriterConfig;
 import launcher.helper.IOHelper;
+import launcher.helper.LogHelper;
 import launcher.serialize.config.entry.BlockConfigEntry;
 
 public final class MojangAuthProvider extends AuthProvider {
@@ -76,6 +77,7 @@
 
             // Parse response
             String json = new String(IOHelper.read(input), charsetObject);
+            LogHelper.subDebug("Raw Mojang response: '" + json + '\'');
             return json.isEmpty() ? null : Json.parse(json).asObject();
         }
     }
diff --git a/Launcher/source/client/ClientLauncher.java b/Launcher/source/client/ClientLauncher.java
index 79f289e..d26da3c 100644
--- a/Launcher/source/client/ClientLauncher.java
+++ b/Launcher/source/client/ClientLauncher.java
@@ -317,6 +317,8 @@
         // Invoke main method with exception wrapping
         LAUNCHED.set(true);
         JVMHelper.fullGC();
+        System.setProperty("minecraft.launcher.brand", "sashok724's Launcher v3");
+        System.setProperty("minecraft.launcher.version", Launcher.VERSION);
         System.setProperty("minecraft.applet.TargetDirectory", params.clientDir.toString()); // For 1.5.2
         mainMethod.invoke((Object) args.toArray(EMPTY_ARRAY));
     }
diff --git a/Launcher/source/helper/JVMHelper.java b/Launcher/source/helper/JVMHelper.java
index 9c72ba4..7bdc687 100644
--- a/Launcher/source/helper/JVMHelper.java
+++ b/Launcher/source/helper/JVMHelper.java
@@ -154,7 +154,7 @@
 
     private static int getRAMAmount() {
         int physicalRam = (int) (OPERATING_SYSTEM_MXBEAN.getTotalPhysicalMemorySize() >> 20);
-        return Math.min(physicalRam, OS_BITS == 32 ? 1536 : 8192); // Limit 32-bit OS to 1536 MiB, and 64-bit OS to 4096 MiB (because it's enough)
+        return Math.min(physicalRam, OS_BITS == 32 ? 1536 : 8192); // Limit 32-bit OS to 1536 MiB, and 64-bit OS to 8192 MiB (because it's enough)
     }
 
     public static Class<?> firstClass(String... names) throws ClassNotFoundException {
diff --git a/compat/auth/dle10.php b/compat/auth/dle10.php
new file mode 100644
index 0000000..cc2e69f
--- /dev/null
+++ b/compat/auth/dle10.php
@@ -0,0 +1,41 @@
+<?php
+header("Content-Type: text/plain; charset=UTF-8");
+ 
+// Verify login and password
+$login = $_GET['login'];
+$password = $_GET['password'];
+if(empty($login) || empty($password)) {
+    exit('Empty login or password');
+}
+ 
+// Initialize DLE bindings
+@ob_start();
+@ob_implicit_flush(0);
+@error_reporting(E_ALL ^ E_WARNING ^ E_DEPRECATED ^ E_NOTICE);
+@ini_set('error_reporting', E_ALL ^ E_WARNING ^ E_DEPRECATED ^ E_NOTICE);
+@ini_set('display_errors', true);
+@ini_set('html_errors', false);
+ 
+define('DATALIFEENGINE', true);
+define('ROOT_DIR', dirname(__FILE__));
+define('ENGINE_DIR', ROOT_DIR . '/engine');
+ 
+require_once(ENGINE_DIR . '/inc/include/init.php');
+$login = $db->safesql((string) $login);
+ 
+// Verify password
+$is_logged = false;
+$member_id = $db->super_query("SELECT * FROM " . USERPREFIX . "_users WHERE name='{$login}' OR email='{$login}' LIMIT 1");
+if($member_id['user_id'] AND $member_id['password']) {
+    if(is_md5hash($member_id['password'])) {
+        if($member_id['password'] == md5(md5($password))) {
+            $is_logged = true;
+        }
+    } else if(password_verify($password, $member_id['password'] ) ) {
+        $is_logged = true;
+    }
+}
+ 
+// We're done
+echo($is_logged ? 'OK:' . $member_id['name'] : 'Incorrect login or password');
+?>
diff --git a/compat/auth/ipb4.php b/compat/auth/ipb4.php
new file mode 100644
index 0000000..03b76ab
--- /dev/null
+++ b/compat/auth/ipb4.php
@@ -0,0 +1,32 @@
+<?php
+header("Content-Type: text/plain; charset=UTF-8");
+ 
+// Verify login and password
+$login = $_GET['login'];
+$password = $_GET['password'];
+if(empty($login) || empty($password)) {
+    exit('Empty login or password');
+}
+ 
+// Load IPB init script
+$_SERVER['SCRIPT_FILENAME'] = __FILE__;
+require_once 'init.php';
+ 
+// Try authenticate
+$member = NULL;
+foreach(\IPS\Login::handlers(TRUE) as $k => $handler) {
+    try {
+        $member = $handler->authenticate(array('auth' => $login, 'password' => $password));
+        if (!$member->member_id) {
+            $member = NULL;
+            continue;
+        }
+        break;
+    } catch (\Exception $e) {
+        // Do nothing
+    }
+}
+ 
+// We're done
+echo($member ? 'OK:' . $member->name : 'Incorrect login or password');
+?>
diff --git a/compat/auth/joomla.php b/compat/auth/joomla.php
new file mode 100644
index 0000000..7f85707
--- /dev/null
+++ b/compat/auth/joomla.php
@@ -0,0 +1,33 @@
+<?php
+header("Content-Type: text/plain; charset=UTF-8");
+ 
+// Verify login and password
+$login = $_GET['login'];
+$password = $_GET['password'];
+if(empty($login) || empty($password)) {
+    exit('Empty login or password');
+}
+ 
+// Initialize Joomla
+define('_JEXEC', 1);
+if (file_exists(__DIR__ . '/defines.php')) {
+    include_once __DIR__ . '/defines.php';
+}
+if (!defined('_JDEFINES')) {
+    define('JPATH_BASE', __DIR__);
+    require_once JPATH_BASE . '/includes/defines.php';
+}
+require_once JPATH_BASE . '/includes/framework.php';
+$app = JFactory::getApplication('site');
+ 
+// Try to login
+$credentials = array();
+$credentials['username'] = $login;
+$credentials['password'] = $password;
+$options = array();
+$options['remember'] = false;
+$logged_in = $app->login($credentials, $options) === true;
+ 
+// We're done
+echo($logged_in ? 'OK:' . $login : 'Incorrect login or password');
+?>
diff --git a/compat/auth/xenforo.php b/compat/auth/xenforo.php
index b40e796..49e6ab5 100644
--- a/compat/auth/xenforo.php
+++ b/compat/auth/xenforo.php
@@ -38,7 +38,9 @@
 	$auth = new XenForo_Authentication_Core12;
 } else if(class_exists('XenForo_Authentication_Core')) {
 	$auth = new XenForo_Authentication_Core;
-} else exit('Unable to select authentication core');
+} else {
+	exit('Unable to select authentication core');
+}
 
 // Try authenticate
 $auth->setData($data);
diff --git a/compat/auth/xenforo2.php b/compat/auth/xenforo2.php
new file mode 100644
index 0000000..32ff74b
--- /dev/null
+++ b/compat/auth/xenforo2.php
@@ -0,0 +1,22 @@
+<?php
+header("Content-Type: text/plain; charset=UTF-8");
+ 
+// Verify login and password
+$login = $_GET['login'];
+$password = $_GET['password'];
+if(empty($login) || empty($password)) {
+    exit('Empty login or password');
+}
+ 
+// Load XenForo core and login service
+$dir = dirname(__FILE__);
+require_once($dir . '/src/XF.php');
+XF::start($dir);
+$app = \XF::setupApp('XF\Pub\App');
+$loginService = $app->service('XF:User\Login', $login, $app->request->getIp());
+ 
+// Try authenticate user
+$error = null;
+$user = $loginService->validate($password, $error);
+echo($user ? 'OK:' . $user->username : 'Incorrect login or password');
+?>