diff --git a/main.py b/main.py
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+++ b/main.py
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+from modules.generator import NetflixESNGenerator
+import pyfiglet
+import os
+import platform
+
+def clear_screen():
+    """Clear the console screen."""
+    if platform.system() == "Windows":
+        os.system('cls')
+    else:
+        os.system('clear')
+
+def main():
+    clear_screen()
+    title = pyfiglet.figlet_format("ESN Generator")
+    print(title)
+    generator = NetflixESNGenerator()
+    generator.run()
+
+if __name__ == "__main__":
+    main()
diff --git a/modules/__pycache__/generator.cpython-313.pyc b/modules/__pycache__/generator.cpython-313.pyc
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diff --git a/modules/__pycache__/model.cpython-313.pyc b/modules/__pycache__/model.cpython-313.pyc
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diff --git a/modules/__pycache__/utils.cpython-313.pyc b/modules/__pycache__/utils.cpython-313.pyc
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diff --git a/modules/generator.py b/modules/generator.py
new file mode 100644
index 0000000..468debf
--- /dev/null
+++ b/modules/generator.py
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+import random
+from modules.utils import Utils
+from modules.model import DeviceType, DeviceSubType
+
+class NetflixESNGenerator:
+    def __init__(self):
+        self.device_type = ""
+        self.device_subtype = ""
+        self.device_manufacturer = ""
+        self.device_model = ""
+        self.device_system_id = ""
+        self.uhd = False
+        self.esn_output = ""
+
+    def select_device_type(self):
+        print("Select Device Type:\n1. Android\n2. Browser")
+        choice = input("Enter your choice (1/2): ")
+        if choice == '1':
+            self.device_type = "Android"
+        elif choice == '2':
+            self.device_type = "Browser"
+        else:
+            print("Invalid choice. Please select again.")
+            self.select_device_type()
+
+    def select_device_subtype(self):
+        print("Select Device Sub Type:\n1. Phone\n2. Tablet\n3. TV")
+        choice = input("Enter your choice (1/2/3): ")
+        if choice == '1':
+            self.device_subtype = "Phone"
+        elif choice == '2':
+            self.device_subtype = "Tablet"
+        elif choice == '3':
+            self.device_subtype = "TV"
+        else:
+            print("Invalid choice. Please select again.")
+            self.select_device_subtype()
+
+    def input_device_info(self):
+        self.device_manufacturer = input("Enter Device Manufacturer: ")
+        self.device_model = input("Enter Device Model: ")
+        self.device_system_id = input("Enter Device System ID (e.g., 123456): ")
+
+        uhd_choice = input("Is this device 4K? (y/n): ")
+        self.uhd = uhd_choice.lower() == 'y'
+
+    def generate_esn(self):
+        if self.device_type == "Browser":
+            self.esn_output = DeviceType.Chrome + Utils.random_string(30)
+            return
+
+        random_number = random.randint(1000000000, 9999999999)
+        esn_parts = [
+            DeviceType.AndroidUHD if self.uhd else DeviceType.AndroidFHD,
+            DeviceSubType.AndroidPhone if self.device_subtype == "Phone" else 
+            DeviceSubType.AndroidTablet if self.device_subtype == "Tablet" else 
+            DeviceSubType.AndroidTV,
+            self.device_manufacturer[:3].upper(),
+            self.device_model[:3].upper(),
+            str(random_number)
+        ]
+        self.esn_output = '-'.join(esn_parts)
+
+    def copy_esn(self):
+        print(f"ESN Output: {self.esn_output}")
+
+    def run(self):
+        self.select_device_type()
+        self.select_device_subtype()
+        self.input_device_info()
+        self.generate_esn()
+        self.copy_esn()
diff --git a/modules/model.py b/modules/model.py
new file mode 100644
index 0000000..208fa81
--- /dev/null
+++ b/modules/model.py
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+class DeviceType:
+    Chrome = "NFCDCH-02-"
+    AndroidFHD = "NFANDROID1"
+    AndroidUHD = "NFANDROID2"
+    AndroidWear = "NFANDROIDW"
+    Roku = "NFRK-"
+    AppleTV = "NFAPPLETV-"
+    AmazonFireTV = "NFAFTV-"
+    SmartTV = "NFSTV-"
+    GameConsole = "NFGC-"
+
+class DeviceSubType:
+    ChromeOS = "-PRV-C"
+    AndroidTablet = "-PRV-T"
+    AndroidPhone = "-PRV-P"
+    AndroidTV = "-PRV"
+    AndroidWearable = "-PRV-W"
+    RokuStreaming = "-PRV-RK"
+    AppleTVStreaming = "-PRV-AT"
+    FireTVStreaming = "-PRV-FTV"
+    SmartTVStreaming = "-PRV-STV"
+    GameConsoleStreaming = "-PRV-GC"
diff --git a/modules/utils.py b/modules/utils.py
new file mode 100644
index 0000000..801d1b8
--- /dev/null
+++ b/modules/utils.py
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+import random
+
+class Utils:
+    @staticmethod
+    def to_int(txt):
+        return int(txt)
+
+    @staticmethod
+    def random_string(length=64):
+        chars = "0123456789ABCDEF"
+        return ''.join(random.choice(chars) for _ in range(length))
+
+    @staticmethod
+    def take_char(txt, length):
+        """Take a substring of a specified length from the string."""
+        if txt is None or txt == "":
+            raise ValueError("String is empty")
+        
+        return txt[:length]
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..8c809f2
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+pyfiglet==1.0.2