diff --git a/src-tauri/src/commands.rs b/src-tauri/src/commands.rs
index a88cdc7..9c6aab7 100644
--- a/src-tauri/src/commands.rs
+++ b/src-tauri/src/commands.rs
@@ -27,28 +27,6 @@ pub fn toggle_mod(state: State<SharedState>, mod_id: String) {
     }
 }
 
-#[tauri::command]
-pub fn discover_mods(query: String) -> Vec<Mod> {
-    let all = vec![Mod {
-        id: "modmenu".into(),
-        name: "Mod Menu".into(),
-        version: "7.2.2".into(),
-        author: "TerraformersMC".into(),
-        description: "Adds a mod menu.".into(),
-        enabled: false,
-        icon: None,
-        supported_versions: vec!["1.20.1".into(), "1.20.4".into(), "1.21".into()],
-    }];
-
-    if query.is_empty() {
-        return all;
-    }
-
-    all.into_iter()
-        .filter(|m| m.name.to_lowercase().contains(&query.to_lowercase()))
-        .collect()
-}
-
 #[tauri::command]
 pub fn install_mod(state: State<SharedState>, mut mod_item: Mod) {
     let mut state = state.lock().unwrap();
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 60fc664..916a326 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -1,17 +1,18 @@
 // Prevents additional console window on Windows in release, DO NOT REMOVE!!
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 
-use saturn_launcher_lib::commands::*;
+use saturn_launcher_lib::{commands::*, AppState};
+use std::sync::Mutex;
 
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 fn main() {
     tauri::Builder::default()
         .plugin(tauri_plugin_opener::init())
+        .manage(Mutex::new(AppState::default()))
         .invoke_handler(tauri::generate_handler![
             get_versions,
             get_installed_mods,
             toggle_mod,
-            discover_mods,
             install_mod,
             get_settings,
             update_settings,
diff --git a/src/services/LauncherService.ts b/src/services/LauncherService.ts
index 341d7f5..986a2ae 100644
--- a/src/services/LauncherService.ts
+++ b/src/services/LauncherService.ts
@@ -1,6 +1,6 @@
-// Saturn Client Launcher Centralized Service Layer
-// Handles all data fetching, mod management, and launch logic.
+import { invoke } from "@tauri-apps/api/core";
 
+// --- Types ---
 export interface Mod {
   id: string;
   name: string;
@@ -21,84 +21,21 @@ export interface GameVersion {
 
 export interface LauncherSettings {
   jvmArguments: string;
-  maxMemory: number; // in MB
+  maxMemory: number;
 }
 
-// --- Internal state ---
-const versions: GameVersion[] = [
-  {
-    id: "1.20.1",
-    name: "Fabric 1.20.1",
-    releaseDate: "2023-06-07",
-    type: "release",
-  },
-  {
-    id: "1.20.4",
-    name: "Fabric 1.20.4",
-    releaseDate: "2023-12-07",
-    type: "release",
-  },
-  {
-    id: "1.21",
-    name: "Fabric 1.21",
-    releaseDate: "2024-06-13",
-    type: "release",
-  },
-];
-
-const installedMods: Mod[] = [
-  {
-    id: "sodium",
-    name: "Sodium",
-    version: "0.5.8",
-    author: "jellysquid3",
-    description: "Modern rendering engine for Minecraft.",
-    enabled: true,
-    supportedVersions: ["1.20.1", "1.20.4", "1.21"],
-  },
-  {
-    id: "iris",
-    name: "Iris",
-    version: "1.7.0",
-    author: "coderbot",
-    description: "A modern shaders mod for Minecraft.",
-    enabled: true,
-    supportedVersions: ["1.20.1", "1.20.4", "1.21"],
-  },
-  {
-    id: "lithium",
-    name: "Lithium",
-    version: "0.11.2",
-    author: "jellysquid3",
-    description: "General-purpose optimization mod for Minecraft.",
-    enabled: false,
-    supportedVersions: ["1.20.1", "1.20.4"],
-  },
-];
-
-let settings: LauncherSettings = {
-  jvmArguments:
-    "-XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200",
-  maxMemory: 4096,
-};
-
 // --- Versions ---
 export async function getVersions(): Promise<GameVersion[]> {
-  return [...versions];
+  return await invoke("get_versions");
 }
 
 // --- Mods ---
 export async function getInstalledMods(versionId: string): Promise<Mod[]> {
-  return installedMods.filter((mod) =>
-    mod.supportedVersions.includes(versionId),
-  );
+  return await invoke("get_installed_mods", { versionId });
 }
 
 export async function toggleMod(modId: string): Promise<void> {
-  const mod = installedMods.find((m) => m.id === modId);
-  if (mod) {
-    mod.enabled = !mod.enabled;
-  }
+  await invoke("toggle_mod", { modId });
 }
 
 export async function discoverMods(query: string): Promise<Mod[]> {
@@ -143,37 +80,23 @@ export async function installMod(
   mod: Mod,
   versionsList: string[],
 ): Promise<void> {
-  console.log(`Installing ${mod.name} to versions: ${versionsList.join(", ")}`);
-
-  if (!installedMods.find((m) => m.id === mod.id)) {
-    installedMods.push({
-      ...mod,
-      enabled: true,
-      supportedVersions: versionsList,
-    });
-  }
+  await invoke("install_mod", { modItem: mod });
 }
 
 // --- Settings ---
 export async function getSettings(): Promise<LauncherSettings> {
-  return { ...settings };
+  return await invoke("get_settings");
 }
 
 export async function updateSettings(
   newSettings: Partial<LauncherSettings>,
 ): Promise<void> {
-  settings = { ...settings, ...newSettings };
+  await invoke("update_settings", { newSettings });
 }
 
 // --- Launch ---
 export async function launchGame(
   versionId: string,
 ): Promise<{ success: boolean; message: string }> {
-  console.log(`Launching Saturn Client with version ${versionId}...`);
-
-  return new Promise((resolve) => {
-    setTimeout(() => {
-      resolve({ success: true, message: "Game launched successfully!" });
-    }, 2000);
-  });
+  return await invoke("launch_game", { versionId });
 }