diff --git a/.github/workflows/experimental.yml b/.github/workflows/experimental.yml
index ae68047..6c0f32d 100644
--- a/.github/workflows/experimental.yml
+++ b/.github/workflows/experimental.yml
@@ -24,6 +24,12 @@ jobs:
     runs-on: ${{ matrix.platform }}
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: build GoldMapper
+        shell: bash
+        run: pnpm goldmapper
 
       - name: install dependencies (ubuntu only)
         if: matrix.platform == 'ubuntu-22.04'
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 9a371e5..b0f062f 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -37,6 +37,12 @@ jobs:
     runs-on: ${{ matrix.platform }}
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: build GoldMapper
+        shell: bash
+        run: pnpm goldmapper
 
       - name: install dependencies (ubuntu only)
         if: matrix.platform == 'ubuntu-22.04'
diff --git a/.gitignore b/.gitignore
index 7ab7f97..1697782 100644
--- a/.gitignore
+++ b/.gitignore
@@ -37,6 +37,10 @@ Thumbs.db
 /emerald-repo
 /ignore/*
 
+# GoldMapper binaries (generated by pnpm goldmapper)
+/src-tauri/resources/GoldMapperLib.dll
+/src-tauri/resources/GoldMapperLauncher.exe
+
 # Android bundled runtime assets (too large for GitHub; must be present in the working tree)
 /src-tauri/gen/android/app/src/main/assets/imagefs.tar.zst
 /src-tauri/gen/android/app/src/main/assets/proton-*.tar.zst
diff --git a/GoldMapper b/GoldMapper
new file mode 160000
index 0000000..b0157f9
--- /dev/null
+++ b/GoldMapper
@@ -0,0 +1 @@
+Subproject commit b0157f9d312ce4d8d54dd38f1a89b38a3bf9d7b1
diff --git a/package.json b/package.json
index 3d2974b..fcaa3fc 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,8 @@
     "tauri:build": "tauri build && pnpm run post-build:macos",
     "post-build:macos": "bash src-tauri/scripts/post-build-macos.sh",
     "android:assets": "node scripts/download-android-assets.mjs",
-    "flatpak": "flatpak-builder --user --install-deps-from=flathub --repo=emerald-repo --force-clean build-flatpak flatpak/io.github.Emerald_Legacy_Launcher.Emerald_Legacy_Launcher.yml && flatpak build-bundle emerald-repo emerald.flatpak io.github.Emerald_Legacy_Launcher.Emerald_Legacy_Launcher"
+    "flatpak": "flatpak-builder --user --install-deps-from=flathub --repo=emerald-repo --force-clean build-flatpak flatpak/io.github.Emerald_Legacy_Launcher.Emerald_Legacy_Launcher.yml && flatpak build-bundle emerald-repo emerald.flatpak io.github.Emerald_Legacy_Launcher.Emerald_Legacy_Launcher",
+    "goldmapper": "bash scripts/build-goldmapper.sh"
   },
   "dependencies": {
     "@tauri-apps/api": "^2",
diff --git a/scripts/build-goldmapper.sh b/scripts/build-goldmapper.sh
new file mode 100755
index 0000000..2c06c04
--- /dev/null
+++ b/scripts/build-goldmapper.sh
@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ROOT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
+GOLDMAPPER_DIR="$ROOT_DIR/GoldMapper"
+BUILD_DIR="$GOLDMAPPER_DIR/build"
+RESOURCES_DIR="$ROOT_DIR/src-tauri/resources"
+
+if ! command -v xwin &> /dev/null; then
+  echo "Installing xwin..."
+  cargo install xwin
+fi
+
+if [ ! -d "$HOME/.cache/xwin/splat" ]; then
+  echo "Downloading Windows SDK and CRT..."
+  xwin --accept-license 16299.309000601.3633040603 splat --output "$HOME/.cache/xwin/splat"
+fi
+
+if [ ! -f "$GOLDMAPPER_DIR/third_party/minhook/include/MinHook.h" ]; then
+  echo "Initializing minhook submodule..."
+  git -C "$GOLDMAPPER_DIR" submodule update --init --recursive
+fi
+
+echo "Configuring GoldMapper..."
+cmake -B "$BUILD_DIR" \
+  -DCMAKE_TOOLCHAIN_FILE="$GOLDMAPPER_DIR/toolchain-xwin.cmake" \
+  -DCMAKE_BUILD_TYPE=Release \
+  "$GOLDMAPPER_DIR"
+
+echo "Building GoldMapper..."
+cmake --build "$BUILD_DIR" --config Release
+
+echo "Copying binaries to resources..."
+mkdir -p "$RESOURCES_DIR"
+cp "$BUILD_DIR/GoldMapperLib.dll" "$RESOURCES_DIR/"
+cp "$BUILD_DIR/GoldMapperLauncher.exe" "$RESOURCES_DIR/"
+
+echo "GoldMapper build complete."
diff --git a/src-tauri/resources/GoldMapperLauncher.e b/src-tauri/resources/GoldMapperLauncher.e
new file mode 100644
index 0000000..e69de29
diff --git a/src-tauri/tauri.conf.json b/src-tauri/tauri.conf.json
index 5a75eb9..15c32ba 100644
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -58,7 +58,7 @@
         "bundleMediaFramework": true
       }
     },
-    "resources": ["resources/DLC"],
+    "resources": ["resources/DLC", "resources/GoldMapperLib.dll", "resources/GoldMapperLauncher.exe"],
     "icon": [
       "icons/32x32.png",
       "icons/64x64.png",