diff --git a/build.gradle b/build.gradle
index ed19c12e..380ede97 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,61 +1,53 @@
 buildscript {
-    
-
-    repositories {
-        mavenLocal()
-        mavenCentral()
-        gradlePluginPortal()
-        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
-        google()
-    }
-    dependencies {
-        
-
-    }
+	repositories {
+		mavenLocal()
+		mavenCentral()
+		gradlePluginPortal()
+	}
+	dependencies {
+	}
 }
 
 allprojects {
-    apply plugin: "eclipse"
-
-    version = '1.0'
-    ext {
-        appName = "demo4d"
-        gdxVersion = '1.10.0'
-        roboVMVersion = '2.3.12'
-        box2DLightsVersion = '1.5'
-        ashleyVersion = '1.7.3'
-        aiVersion = '1.8.2'
-        gdxControllersVersion = '2.1.0'
-    }
-
-    repositories {
-        mavenLocal()
-        mavenCentral()
-        google()
-        gradlePluginPortal()
-        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
-        maven { url "https://oss.sonatype.org/content/repositories/releases/" }
-    }
+	apply plugin: "eclipse"
+	version = '1.0'
+	ext {
+		appName = "demo4d"
+		gdxVersion = "1.10.0"
+		spairVersion = "1.86.0"
+		nativefilechooserVersion = "1.0.0"
+	}
+	repositories {
+		mavenLocal()
+		mavenCentral {
+			metadataSources {
+				mavenPom()
+				artifact()
+				ignoreGradleMetadataRedirection()
+			}
+		}
+	}
 }
 
 project(":desktop") {
-    apply plugin: "java-library"
-
-
-    dependencies {
-        implementation project(":core")
-        api "com.badlogicgames.gdx:gdx-backend-lwjgl:$gdxVersion"
-        api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop"
-        
-    }
+	apply plugin: "java-library"
+	dependencies {
+		implementation project(":core")
+		api "com.badlogicgames.gdx:gdx-backend-lwjgl3:$gdxVersion"
+		api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop"
+		api "games.spooky.gdx:gdx-nativefilechooser-desktop:$nativefilechooserVersion"
+	}
 }
 
 project(":core") {
-    apply plugin: "java-library"
-
-
-    dependencies {
-        api "com.badlogicgames.gdx:gdx:$gdxVersion"
-        
-    }
+	apply plugin: "java-library"
+	dependencies {
+		api "com.badlogicgames.gdx:gdx:$gdxVersion"
+		api "io.github.spair:imgui-java-binding:$spairVersion"
+		api "io.github.spair:imgui-java-lwjgl3:$spairVersion"
+		api "io.github.spair:imgui-java-natives-linux:$spairVersion"
+		api "io.github.spair:imgui-java-natives-macos:$spairVersion"
+		api "io.github.spair:imgui-java-natives-windows:$spairVersion"
+		api "games.spooky.gdx:gdx-nativefilechooser:$nativefilechooserVersion"
+	}
 }
diff --git a/core/src/love/distributedrebirth/demo4d/MainScreen.java b/core/src/love/distributedrebirth/demo4d/MainScreen.java
index dcccbbf5..068c9a8d 100644
--- a/core/src/love/distributedrebirth/demo4d/MainScreen.java
+++ b/core/src/love/distributedrebirth/demo4d/MainScreen.java
@@ -1,14 +1,25 @@
 package love.distributedrebirth.demo4d;
 
+import java.util.List;
+
 import com.badlogic.gdx.ApplicationAdapter;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
 import com.badlogic.gdx.utils.ScreenUtils;
 
+import net.spookygames.gdx.nativefilechooser.NativeFileChooser;
+
 public class MainScreen extends ApplicationAdapter {
+	private List<String> args;
+	public NativeFileChooser fileChooser;
 	SpriteBatch batch;
 	BitmapFont font;
 	
+	public MainScreen(List<String> args, NativeFileChooser fileChooser) {
+		this.args = args;
+		this.fileChooser = fileChooser;
+	}
+	
 	@Override
 	public void create () {
 		batch = new SpriteBatch();
diff --git a/desktop/src/love/distributedrebirth/demo4d/desktop/DesktopLauncher.java b/desktop/src/love/distributedrebirth/demo4d/desktop/DesktopLauncher.java
index 8ed403c7..9efbebd1 100644
--- a/desktop/src/love/distributedrebirth/demo4d/desktop/DesktopLauncher.java
+++ b/desktop/src/love/distributedrebirth/demo4d/desktop/DesktopLauncher.java
@@ -1,12 +1,42 @@
 package love.distributedrebirth.demo4d.desktop;
 
-import com.badlogic.gdx.backends.lwjgl.LwjglApplication;
-import com.badlogic.gdx.backends.lwjgl.LwjglApplicationConfiguration;
+import java.util.Arrays;
+import java.util.List;
+
+import com.badlogic.gdx.Files.FileType;
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application;
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
+
 import love.distributedrebirth.demo4d.MainScreen;
+import net.spookygames.gdx.nativefilechooser.desktop.DesktopFileChooser;
 
 public class DesktopLauncher {
+	
+	private static String WINDOW_TITLE = "demo⁴ᴰ";
+	private static String[] WINDOW_ICONS = {
+		"icon/window-128.png",
+		"icon/window-32.png",
+		"icon/window-16.png"
+	};
+	
 	public static void main (String[] arg) {
-		LwjglApplicationConfiguration config = new LwjglApplicationConfiguration();
-		new LwjglApplication(new MainScreen(), config);
+		printMessage();
+		List<String> args = Arrays.asList(arg);
+		Lwjgl3ApplicationConfiguration config = new Lwjgl3ApplicationConfiguration();
+		config.setMaxNetThreads(Runtime.getRuntime().availableProcessors());
+		config.setTitle(WINDOW_TITLE);
+		config.setWindowedMode(800, 600);
+		config.setWindowIcon(FileType.Internal, WINDOW_ICONS);
+		new Lwjgl3Application(new MainScreen(args, new DesktopFileChooser()), config);
+	}
+	
+	private static void printMessage() {
+		System.out.println("==========================");
+		System.out.println("     @Ω\u4ed9⁴ ˧꜏⋇꜊꜔ ⁴ﷲΩ@    ");
+		System.out.println("        ©Δ∞ \u4ed9\u4e0a\u4e3b\u5929       ");
+		System.out.println("בְּרֵאשִׁית :o: יְסוֺד :o: יִשְׂרָאֵל");
+		System.out.println("==========================");
+		System.out.println("Welcome to the matrix;");
+		System.out.println("Starting demo⁴ᴰ now...");
 	}
 }