diff --git a/.github/workflows/build-app-offline.yml b/.github/workflows/build-app-offline.yml
new file mode 100644
index 000000000..f5e22b465
--- /dev/null
+++ b/.github/workflows/build-app-offline.yml
@@ -0,0 +1,33 @@
+name: CI - Build Offline TUI
+
+on:
+  push:
+  workflow_dispatch:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    name: Build Offline TUI
+    runs-on: x86_64_mojave
+    steps:
+      - uses: actions/checkout@v2
+      - run: python3 create-offline-build.py
+      - run: /Library/Frameworks/Python.framework/Versions/3.9/bin/pyinstaller OpenCore-Patcher.spec
+      - run: ./after_pyinstaller.sh
+      - run: 'codesign -s "Developer ID Application: Mykola Grymalyuk (S74BDJXQMD)" -v --force --deep --timestamp --entitlements entitlements.plist -o runtime "dist/OpenCore-Patcher.app"'
+      - run: cd dist; zip -r ../OpenCore-Patcher-TUI-Offline.app.zip OpenCore-Patcher.app
+      - name: Upload App to Artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: OpenCore-Patcher-TUI-Offline.app
+          path: OpenCore-Patcher-TUI-Offline.app.zip
+
+      - name: Upload to Release
+        if: github.event_name == 'release'
+        uses: svenstaro/upload-release-action@e74ff71f7d8a4c4745b560a485cc5fdb9b5b999d
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: OpenCore-Patcher-TUI.app.zip
+          tag: ${{ github.ref }}
+          file_glob: true
diff --git a/.gitignore b/.gitignore
index b4d483c42..c2d213861 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
 .DS_Store
 OCLP-GUI.command
 /payloads/Apple
-/payloads/Apple.zip
+/payloads/*.zip
 /payloads/__MACOSX
 /App
 /Build-Folder
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ed8f8b98..0f4a6d25f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,6 +35,8 @@
   - System Preferences will not report settings however
 - Allow Root Volume Patched Systems to use FileVault 2
   - Requires macOS 11.3 (20E232) or newer
+- Add offline TUI build
+  - Allows for root patching without network connection
 
 ## 0.2.4
 
diff --git a/Resources/SysPatch.py b/Resources/SysPatch.py
index ebc239826..75f426ed3 100644
--- a/Resources/SysPatch.py
+++ b/Resources/SysPatch.py
@@ -540,7 +540,13 @@ set million colour before rebooting"""
             print("- Removing old Apple Binaries zip")
             Path(self.constants.payload_apple_root_path_zip).unlink()
 
-        Utilities.download_file(link, self.constants.payload_apple_root_path_zip)
+        local_zip = Path(self.constants.payload_path) / f"{os_ver}.zip"
+        if Path(local_zip).exists():
+            print(f"- Found local {os_ver} zip, skipping download")
+            print(f"- Duplicating into Apple.zip")
+            shutil.copy(local_zip, self.constants.payload_apple_root_path_zip)
+        else:
+            Utilities.download_file(link, self.constants.payload_apple_root_path_zip)
 
         if self.constants.payload_apple_root_path_zip.exists():
             print("- Download completed")
diff --git a/create-offline-build.py b/create-offline-build.py
new file mode 100644
index 000000000..b22cb8335
--- /dev/null
+++ b/create-offline-build.py
@@ -0,0 +1,14 @@
+import subprocess
+from Resources import Constants
+
+patcher_support_pkg_version = Constants.Constants().patcher_support_pkg_version
+binary_packages = ["10.14-Mojave", "10.15-Catalina", "11-Big-Sur", "12-Monterey"]
+
+for binary_package in binary_packages:
+    print(f"- Downloading {binary_package}...")
+    download_cmd = f"curl -LO https://github.com/dortania/PatcherSupportPkg/releases/download/{patcher_support_pkg_version}/{binary_package}.zip"
+    subprocess.run(download_cmd, shell=True)
+    print("- Moving into payloads")
+    move_cmd = f"mv {binary_package}.zip ./payloads/"
+    subprocess.run(move_cmd, shell=True)
+print("- Download complete")