diff --git a/.gitignore b/.gitignore
index f8b73e7..67092b8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -138,3 +138,5 @@ dmypy.json
 # Cython debug symbols
 cython_debug/
 
+# diskcache folder
+cache/
\ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..844b898
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,16 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Run OriginDex App",
+            "type": "debugpy",
+            "request": "launch",
+            "program": "${workspaceFolder}/main.py",
+            "console": "integratedTerminal",
+            "justMyCode": false
+        }
+    ]
+}
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..5e56ca7
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,7 @@
+{
+    "python.languageServer": "Pylance",
+    "python.analysis.diagnosticSeverityOverrides": {
+        "reportMissingModuleSource": "none",
+        "reportShadowedImports": "none"
+    }
+}
\ No newline at end of file
diff --git a/cache.py b/cache.py
new file mode 100644
index 0000000..5f56e99
--- /dev/null
+++ b/cache.py
@@ -0,0 +1,2 @@
+from utility.cache_manager import CacheManager
+cache = CacheManager()
\ No newline at end of file
diff --git a/data_gathering/__init__.py b/data_gathering/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..7dd806a
--- /dev/null
+++ b/main.py
@@ -0,0 +1,23 @@
+import sys
+
+from pathlib import Path
+sys.path.append(str(Path(__file__).resolve().parent))
+
+from PyQt6 import QtWidgets
+from ui.main_window_view import PokemonUI
+
+from cache import cache
+
+def main():
+    import sys
+    app = QtWidgets.QApplication(sys.argv)
+    ui = PokemonUI()
+    ui.show()
+    sys.exit(app.exec())
+
+if __name__ == "__main__":
+    try:
+        main()
+    finally:
+        # Ensure the cache is closed at the end of the application
+        cache.close()
\ No newline at end of file
diff --git a/ui/__init__.py b/ui/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/ui/main_window_controller.py b/ui/main_window_controller.py
new file mode 100644
index 0000000..602a48c
--- /dev/null
+++ b/ui/main_window_controller.py
@@ -0,0 +1,120 @@
+from PyQt6.QtCore import Qt, QTimer, QThreadPool
+from PyQt6.QtWidgets import QMenu
+from PyQt6.QtGui import QAction
+
+from ui.workers import GatherPokemonFormsWorker
+
+class MainWindowController:
+    def __init__(self, view):
+        self.view = view
+        self.pokemon_data_cache = []
+        self.filter_timer = QTimer()
+        self.filter_timer.setInterval(300)  # 300 ms delay to wait for user to stop typing
+        self.filter_timer.setSingleShot(True)
+        self.filter_timer.timeout.connect(self.apply_filters)
+        self.thread_pool = QThreadPool()
+
+    def initialize_pokemon_list(self, data):
+        self.pokemon_data_cache = data
+        self.view.update_pokemon_list(data)
+
+    def filter_pokemon_list(self):
+        self.filter_timer.start()
+
+    def apply_filters(self):
+        search_text = self.view.search_bar.text().lower()
+        show_only_home_storable = self.view.filter_home_storable.isChecked()
+        show_only_missing_encounters = self.view.highlight_no_encounters.isChecked()
+
+        filtered_data = []
+        for pfic, display_name in self.pokemon_data_cache:
+            # Check if the item matches the search text
+            text_match = search_text in display_name.lower()
+
+            # Check if the item is storable in Home (if the filter is active)
+            home_storable = True
+            if show_only_home_storable:
+                # TODO: update the call to correctly filter the data, or better yet update the data at the source to include this info.
+                home_storable = True #event_system.call_sync('get_home_storable', pfic)
+
+            # Check to see if the pokemon has encounters
+            has_encounters = True
+            if show_only_missing_encounters:
+                # TODO: reimplement this check.
+                has_encounters = True
+
+            # If both conditions are met, add to filtered data
+            if text_match and home_storable:
+                filtered_data.append((pfic, display_name))
+
+        # Update the view with the filtered data
+        self.view.update_pokemon_list(filtered_data)
+
+    def show_pokemon_context_menu(self, position):
+        item = self.view.pokemon_list.itemAt(position)
+        if item is not None:
+            context_menu = QMenu(self)
+            refresh_action = QAction("Refresh Encounters", self)
+            refresh_action.triggered.connect(lambda: self.refresh_pokemon_encounters(item))
+            context_menu.addAction(refresh_action)
+            context_menu.exec(self.pokemon_list.viewport().mapToGlobal(position))
+
+    def on_pokemon_selected(self, item):
+        pfic = item.data(Qt.ItemDataRole.UserRole)
+        self.refresh_pokemon_details_panel(pfic)
+
+    def edit_encounter(self):
+        pass
+
+    def add_new_encounter(self):
+        pass
+
+    def add_new_evolution(self):
+        pass
+
+    def save_changes(self):
+        pass
+
+    def export_database(self):
+        pass
+
+    def gather_pokemon_forms(self):
+        worker = GatherPokemonFormsWorker()
+        worker.signals.finished.connect(self.on_forms_gathered)
+        self.thread_pool.start(worker)
+
+    def on_forms_gathered(self, data):
+        # This method will be called in the main thread when the worker finishes
+        # Update the UI with the gathered forms
+        self.view.update_pokemon_forms(data)
+        print("Work's Done!", data)
+
+    def gather_home_storage_info(self):
+        pass
+
+    def gather_evolution_info(self):
+        pass
+
+    def reinitialize_database(self):
+        pass
+
+    def gather_encounter_info(self):
+        pass
+        
+    def gather_marks_info(self):
+        pass
+
+    def load_shiftable_forms(self):
+        pass
+
+    def on_exclusive_set_selected(self):
+        pass
+
+    def add_new_exclusive_set(self):
+        pass
+
+    def show_encounter_context_menu(self):
+        pass
+
+    def add_encounter_to_set(self):
+        pass
\ No newline at end of file
diff --git a/ui/main_window_view.py b/ui/main_window_view.py
new file mode 100644
index 0000000..b910d47
--- /dev/null
+++ b/ui/main_window_view.py
@@ -0,0 +1,229 @@
+from PyQt6.QtWidgets import (QApplication, QMainWindow, QWidget, QVBoxLayout, QHBoxLayout, QListWidget, QLineEdit, 
+                             QLabel, QCheckBox, QPushButton, QFormLayout, QListWidgetItem, QSplitter, QTreeWidget, 
+                             QTreeWidgetItem, QDialog, QDialogButtonBox, QComboBox, QMessageBox, QSpinBox, QMenu, QTabWidget,
+                             QTextEdit)
+from PyQt6.QtCore import Qt, QSize, QTimer, QMetaObject
+from PyQt6.QtGui import QPixmap, QFontMetrics, QColor, QAction
+from .main_window_controller import MainWindowController
+
+class PokemonUI(QWidget):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.controller = MainWindowController(self)
+        self.setup_ui()
+
+    def setup_ui(self):
+        main_layout = QVBoxLayout(self)
+
+        self.tab_widget = QTabWidget()
+        main_layout.addWidget(self.tab_widget)
+        self.setup_main_tab()
+        self.setup_db_operations_tab()
+        self.setup_manage_encounters_tab()
+
+        self.save_button = QPushButton("Save Changes")
+        self.save_button.clicked.connect(self.controller.save_changes)
+        main_layout.addWidget(self.save_button)
+
+        self.export_button = QPushButton("Export Database")
+        self.export_button.clicked.connect(self.controller.export_database)
+        main_layout.addWidget(self.export_button)
+
+    def setup_main_tab(self):
+        main_tab = QWidget()
+        main_tab_layout = QHBoxLayout(main_tab)
+        self.tab_widget.addTab(main_tab, "Main")
+
+        self.create_main_left_panel(main_tab_layout)
+        self.create_main_right_panel(main_tab_layout)
+
+    def create_main_left_panel(self, main_tab_layout):
+        left_layout = QVBoxLayout()
+        search_layout = QHBoxLayout()
+        self.search_bar = QLineEdit()
+        self.search_bar.setPlaceholderText("Search Pokémon...")
+        self.search_bar.textChanged.connect(self.controller.filter_pokemon_list)
+        search_layout.addWidget(self.search_bar)
+
+        left_layout.addLayout(search_layout)
+
+        self.pokemon_list = QListWidget()
+        self.pokemon_list.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
+        self.pokemon_list.customContextMenuRequested.connect(self.controller.show_pokemon_context_menu)
+        self.pokemon_list.currentItemChanged.connect(self.controller.on_pokemon_selected)
+        left_layout.addWidget(self.pokemon_list)
+
+        self.highlight_no_encounters = QCheckBox("Highlight Pokémon without encounters")
+        self.highlight_no_encounters.stateChanged.connect(self.controller.filter_pokemon_list)
+        left_layout.addWidget(self.highlight_no_encounters)
+
+        self.filter_home_storable = QCheckBox("Show only Home-storable Pokémon")
+        self.filter_home_storable.stateChanged.connect(self.controller.filter_pokemon_list)
+        left_layout.addWidget(self.filter_home_storable)
+
+        main_tab_layout.addLayout(left_layout, 1)
+
+    def create_main_right_panel(self, main_tab_layout):
+        right_layout = QVBoxLayout()
+        
+        # Left side of right panel: Text information
+        info_layout = QHBoxLayout()
+        text_layout = QVBoxLayout()
+        self.edit_form = QFormLayout()
+        self.name_label = QLabel()
+        self.form_name_label = QLabel()
+        self.national_dex_label = QLabel()
+        self.generation_label = QLabel()
+        self.home_checkbox = QCheckBox("Available in Home")
+        self.is_baby_form_checkbox = QCheckBox("Is Baby Form")
+        
+        self.edit_form.addRow("Name:", self.name_label)
+        self.edit_form.addRow("Form:", self.form_name_label)
+        self.edit_form.addRow("National Dex:", self.national_dex_label)
+        self.edit_form.addRow("Generation:", self.generation_label)
+        self.edit_form.addRow(self.home_checkbox)
+        self.edit_form.addRow(self.is_baby_form_checkbox)
+
+        text_layout.addLayout(self.edit_form)
+
+         # Right side of right panel: Image
+        image_layout = QVBoxLayout()
+        self.image_label = QLabel()
+        self.image_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+        self.image_label.setFixedSize(150, 150)
+        image_layout.addWidget(self.image_label)
+        image_layout.addStretch(1)
+
+        info_layout.addLayout(text_layout)
+        info_layout.addLayout(image_layout)
+
+        second_half_layout = QVBoxLayout()
+        # Evolution chain tree
+        self.evolution_tree = QTreeWidget()
+        self.evolution_tree.setHeaderLabels(["Pokémon", "Evolution Method"])
+        self.evolution_tree.setColumnWidth(0, 200)
+        second_half_layout.addWidget(self.evolution_tree)
+
+        # Add Locations tree
+        self.locations_tree = QTreeWidget()
+        self.locations_tree.setHeaderLabels(["Game/Location", "Details"])
+        self.locations_tree.setColumnWidth(0, 200)
+        self.locations_tree.itemDoubleClicked.connect(self.controller.edit_encounter)
+        second_half_layout.addWidget(QLabel("Locations:"))
+        second_half_layout.addWidget(self.locations_tree)
+
+        # Add New Encounter button
+        self.add_encounter_button = QPushButton("Add New Encounter")
+        self.add_encounter_button.clicked.connect(self.controller.add_new_encounter)
+        second_half_layout.addWidget(self.add_encounter_button)
+
+        # Move buttons to the bottom
+        second_half_layout.addStretch(1)
+
+        # Add New Evolution button
+        self.add_evolution_button = QPushButton("Add New Evolution")
+        self.add_evolution_button.clicked.connect(self.controller.add_new_evolution)
+        second_half_layout.addWidget(self.add_evolution_button)
+
+        right_layout.addLayout(info_layout)
+        right_layout.addLayout(second_half_layout)
+
+        main_tab_layout.addLayout(right_layout, 1)
+
+    def setup_db_operations_tab(self):
+        db_tab = QWidget()
+        db_tab_layout = QVBoxLayout(db_tab)
+        self.tab_widget.addTab(db_tab, "Database Operations")
+
+        gather_forms_btn = QPushButton("Gather Pokémon Forms")
+        gather_forms_btn.clicked.connect(self.controller.gather_pokemon_forms)
+        db_tab_layout.addWidget(gather_forms_btn)
+
+        gather_home_btn = QPushButton("Gather Home Storage Info")
+        gather_home_btn.clicked.connect(self.controller.gather_home_storage_info)
+        db_tab_layout.addWidget(gather_home_btn)
+
+        gather_evolutions_btn = QPushButton("Gather Evolution Information")
+        gather_evolutions_btn.clicked.connect(self.controller.gather_evolution_info)
+        db_tab_layout.addWidget(gather_evolutions_btn)
+
+        gather_encounters_btn = QPushButton("Gather Encounter Information")
+        gather_encounters_btn.clicked.connect(self.controller.gather_encounter_info)
+        db_tab_layout.addWidget(gather_encounters_btn)
+
+        gather_marks_btn = QPushButton("Gather Marks Information")
+        gather_marks_btn.clicked.connect(self.controller.gather_marks_info)
+        db_tab_layout.addWidget(gather_marks_btn)
+
+        load_shiftable_forms_btn = QPushButton("Load Shiftable Forms")
+        load_shiftable_forms_btn.clicked.connect(self.controller.load_shiftable_forms)
+        db_tab_layout.addWidget(load_shiftable_forms_btn)
+
+        self.progress_text = QTextEdit()
+        self.progress_text.setReadOnly(True)
+        self.progress_text.setMinimumHeight(200)  # Set a minimum height
+        db_tab_layout.addWidget(self.progress_text)
+
+        db_tab_layout.addStretch(1)
+
+        reinit_db_btn = QPushButton("Clear and Reinitialize Database")
+        reinit_db_btn.clicked.connect(self.controller.reinitialize_database)
+        db_tab_layout.addWidget(reinit_db_btn)
+
+    def setup_manage_encounters_tab(self):
+        manage_encounters = QWidget()
+        self.manage_encounters_tab = QHBoxLayout(manage_encounters)
+        self.tab_widget.addTab(manage_encounters, "Manage Encounters")
+
+        left_layout = QVBoxLayout()
+        self.exclusive_set_list = QListWidget()
+        self.exclusive_set_list.currentItemChanged.connect(self.controller.on_exclusive_set_selected)
+        left_layout.addWidget(QLabel("Exclusive Encounter Sets:"))
+        left_layout.addWidget(self.exclusive_set_list)
+
+        add_set_button = QPushButton("Add New Set")
+        add_set_button.clicked.connect(self.controller.add_new_exclusive_set)
+        left_layout.addWidget(add_set_button)
+
+        # Right side: Set details and encounters
+        right_layout = QVBoxLayout()
+        self.set_name_label = QLabel()
+        self.set_description_label = QLabel()
+        self.set_game_label = QLabel()
+        right_layout.addWidget(self.set_name_label)
+        right_layout.addWidget(self.set_description_label)
+        right_layout.addWidget(self.set_game_label)
+
+        self.encounter_list = QListWidget()
+        self.encounter_list.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
+        self.encounter_list.customContextMenuRequested.connect(self.controller.show_encounter_context_menu)
+        right_layout.addWidget(QLabel("Encounters in Set:"))
+        right_layout.addWidget(self.encounter_list)
+
+        add_encounter_button = QPushButton("Add Encounter to Set")
+        add_encounter_button.clicked.connect(self.controller.add_encounter_to_set)
+        right_layout.addWidget(add_encounter_button)
+
+        self.manage_encounters_tab.addLayout(left_layout, 1)
+        self.manage_encounters_tab.addLayout(right_layout, 2)
+
+        #self.load_exclusive_sets()
+
+    def update_pokemon_list(self, data):
+        self.pokemon_list.clear()
+
+        for pfic, display_name in data:
+            item = QListWidgetItem(display_name)
+            item.setData(Qt.ItemDataRole.UserRole, pfic)
+            self.pokemon_list.addItem(item)
+
+    def update_pokemon_forms(self, data):
+        self.pokemon_list.clear()
+
+        for pokemon in data:
+            display_name = f"{pokemon["national_dex"]:04d} - {pokemon["name"]}"
+            if pokemon["form_name"]:
+                display_name += f" ({pokemon["form_name"]})"
+            item = QListWidgetItem(display_name)
+            item.setData(Qt.ItemDataRole.UserRole, pokemon["pfic"])
+            self.pokemon_list.addItem(item)
\ No newline at end of file
diff --git a/ui/workers.py b/ui/workers.py
new file mode 100644
index 0000000..900ea77
--- /dev/null
+++ b/ui/workers.py
@@ -0,0 +1,170 @@
+from PyQt6.QtCore import QObject, pyqtSignal, QRunnable
+from bs4 import BeautifulSoup
+import re
+
+from cache import cache
+from utility.functions import get_generation_from_national_dex, sanitise_pokemon_name_for_url, remove_accents, compare_pokemon_forms, find_game_generation, format_pokemon_id
+
+class GatherPokemonFormsWorkerSignals(QObject):
+    finished = pyqtSignal(list)
+
+class GatherPokemonFormsWorker(QRunnable):
+    def __init__(self):
+        super().__init__()
+        self.signals = GatherPokemonFormsWorkerSignals()
+
+    def run(self):
+        try:
+            gathered_data = self.gather_forms_data()
+            self.signals.finished.emit(gathered_data)
+        except Exception as e:
+            print(f"Error gathering Pokémon forms: {e}")
+
+    def gather_forms_data(self):
+        # Get the sprites page from pokemondb. 
+        # This gives us every pokemon in its default form.
+        url = "https://pokemondb.net/sprites"
+        page_data = cache.fetch_url(url)
+
+        if not page_data:
+            return None
+
+        soup = BeautifulSoup(page_data, 'html.parser')
+        pokemon = soup.find_all('a', class_='infocard')
+
+        # Loop through each card for the pokemon so we can extract out more information
+        pokemon_forms = []
+        for index, mon in enumerate(pokemon):
+            new_forms = self.process_pokemon_entry(index+1, mon)
+            if new_forms:
+                pokemon_forms.extend(new_forms)
+
+        return pokemon_forms
+    
+    def get_pokemon_sprites_page_data(self, pokemon_name: str):
+        url = f"https://pokemondb.net/sprites/{pokemon_name}"
+        return cache.fetch_url(url)
+    
+    def get_pokemon_dex_page(self, pokemon_name: str):
+        url = f"https://pokemondb.net/pokedex/{pokemon_name}"
+        return cache.fetch_url(url)
+    
+    def extract_form_name(self, soup):
+        if soup.find('small'):
+            smalls = soup.find_all('small')
+            form_name = ""
+            for small in smalls:
+                form_name += small.get_text(strip=True) + " "
+            form_name = form_name.strip()
+            return form_name
+        return "None"
+    
+    def process_pokemon_entry(self, national_dex_number, pokemon_soup, force_refresh = True):
+        found_forms = []
+        generation = get_generation_from_national_dex(national_dex_number)
+        pokemon_name = pokemon_soup.get_text(strip=True)
+        print(f"Processing {pokemon_name}")
+
+        url_name = sanitise_pokemon_name_for_url(pokemon_name)
+
+        if force_refresh:
+            cache.purge(url_name)
+
+        cached_entry = cache.get(url_name)
+        if cached_entry != None:
+            return cached_entry
+
+        sprites_page_data = self.get_pokemon_sprites_page_data(url_name)
+        if not sprites_page_data:
+            return None
+        
+        form_pattern = re.compile(r'a(?:n)? (\w+) Form(?:,)? introduced in (?:the )?([\w\s:]+)(?:\/([\w\s:]+))?', re.IGNORECASE)
+        update_pattern = re.compile(r'a(?:n)? (\w+) form(?:,)? available in the latest update to ([\w\s:]+)(?:& ([\w\s:]+))?', re.IGNORECASE)
+        multiple_forms_pattern = re.compile(r'has (?:\w+) new (\w+) Form(?:s)?(?:,)? available in (?:the )?([\w\s:]+)(?:& ([\w\s:]+))?', re.IGNORECASE)
+        expansion_pass_pattern = re.compile(r'a(?:n)? (\w+) form(?:,)? introduced in the Crown Tundra Expansion Pass to ([\w\s:]+)(?:& ([\w\s:]+))?', re.IGNORECASE)
+        patterns = [form_pattern, update_pattern, multiple_forms_pattern, expansion_pass_pattern]
+
+        sprites_soup = BeautifulSoup(sprites_page_data, 'html.parser')
+        generation_8_table = sprites_soup.find('h2', string='Generation 8')
+        if generation_8_table:
+            generation_8_table = generation_8_table.find_next('table')
+
+        if generation_8_table:
+            generation_8_rows = generation_8_table.select('tbody > tr')
+            generation_8_rows = [row for row in generation_8_rows if "Home" in row.get_text(strip=True)]
+            for row in generation_8_rows:
+                sprites = row.find_all('span', class_='sprites-table-card')
+                if not sprites:
+                    continue
+                form_index = 0
+                for sprite in sprites:
+                    sprite_img = sprite.find('img')
+                    sprite_url = "missing"
+                    if sprite_img:
+                        sprite_url = sprite_img.get('src')
+
+                    if "shiny" in sprite_url:
+                        continue
+
+                    form_name = self.extract_form_name(sprite)
+                    #logger.info(f'{sprite_url}, {form_name}')
+                    if form_name != "None":
+                        form_index += 1
+                    gender = 0
+                    if form_name.startswith("Male"):
+                        form_index -= 1
+                        gender = 1
+                    elif form_name.startswith("Female"):
+                        form_index -= 1
+                        gender = 2
+
+                    dex_page_data = self.get_pokemon_dex_page(url_name)
+                    if dex_page_data:
+                        dex_soup = BeautifulSoup(dex_page_data, 'html.parser')
+
+                        #Find a heading that has the pokemon name in it
+                        dex_header = dex_soup.find('h1', string=pokemon_name)
+                        if dex_header:
+                            #The next <p> tag contains the generation number, in the format "{pokemon name} is a {type}(/{2nd_type}) type Pokémon introduced in Generation {generation number}."
+                            generation_tag = dex_header.find_next('p')
+                            dex_text = generation_tag.get_text()
+                            pattern = r'^(.+?) is a (\w+)(?:/(\w+))? type Pokémon introduced in Generation (\d+)\.$'
+                            match = re.match(pattern, dex_text)
+                            if match:
+                                name, type1, type2, gen = match.groups()
+                                generation = int(gen)
+
+                            if form_name != "None":
+                                next_tag = generation_tag.find_next('p')
+                                if next_tag:
+                                    extra_text = next_tag.get_text()
+                                    extra_text = remove_accents(extra_text)
+                                    test_form = form_name.replace(pokemon_name, "").replace("Male", "").replace("Female", "").strip()
+                                    if pokemon_name == "Tauros" and (form_name == "Aqua Breed" or form_name == "Blaze Breed" or form_name == "Combat Breed"):
+                                        test_form = "Paldean"
+                                    for pattern in patterns:
+                                        matches = re.findall(pattern, extra_text)
+                                        generation_found = False
+                                        for i, (regional, game1, game2) in enumerate(matches, 1):
+                                            if compare_pokemon_forms(test_form, regional):
+                                                target_game = game1.replace("Pokemon", "").strip()
+                                                result = find_game_generation(target_game)
+                                                if result:
+                                                    generation = result
+                                                    generation_found = True
+                                                    break
+                                        if generation_found:
+                                            break
+
+                    pokemon_form = {
+                        "pfic":format_pokemon_id(national_dex_number, generation, form_index, gender),
+                        "name":pokemon_name,
+                        "form_name":form_name if form_name != "None" else None,
+                        "sprite_url":sprite_url,
+                        "national_dex":national_dex_number,
+                        "generation":generation
+                    }
+                    found_forms.append(pokemon_form)
+
+        cache.set(url_name, found_forms)
+        return found_forms
\ No newline at end of file
diff --git a/utility/__init__.py b/utility/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/utility/cache_manager.py b/utility/cache_manager.py
new file mode 100644
index 0000000..56d4248
--- /dev/null
+++ b/utility/cache_manager.py
@@ -0,0 +1,52 @@
+import time
+import requests
+from typing import Any, Optional, Dict, List
+import diskcache as dc
+from threading import Lock
+
+class CacheManager:
+    def __init__(self, cache_dir='cache', max_connections: int = 10):
+        # Initialize the disk cache
+        self.cache = dc.Cache(cache_dir)
+        self.fetch_url_lock = Lock()
+
+    def get(self, key: str) -> Optional[Any]:
+        # Fetch the value from the cache
+        return self.cache.get(key)
+
+    def set(self, key: str, value: Any, expire: int = None):
+        # Store the value in the cache with optional expiry
+        self.cache.set(key, value, expire=expire)
+
+    def purge(self, key: str):
+        self.cache.delete(key)
+
+    def bulk_get(self, keys: List[str]) -> Dict[str, Any]:
+        # Use a dictionary comprehension to fetch multiple values
+        return {key: self.cache.get(key) for key in keys if key in self.cache}
+
+    def fetch_url(self, url: str, force_refresh: bool = False, expiry: int = 86400*30) -> Optional[str]:
+        cache_key = f"url_{url}"
+        if not force_refresh:
+            cached_data = self.get(cache_key)
+            if cached_data:
+                cached_time = cached_data['timestamp']
+                if time.time() - cached_time < expiry:
+                    return cached_data['content']
+
+        # Fetch the URL if not in cache or if a refresh is requested
+        with self.fetch_url_lock:
+            print(f"Fetching URL: {url}")
+            response = requests.get(url)
+            if response.status_code == 200:
+                content = response.text
+                self.set(cache_key, {
+                    'content': content,
+                    'timestamp': time.time()
+                }, expire=expiry)
+                time.sleep(0.25)  # Throttle requests to avoid being blocked
+                return content
+        return None
+
+    def close(self):
+        self.cache.close()
\ No newline at end of file
diff --git a/utility/data.py b/utility/data.py
new file mode 100644
index 0000000..3973a11
--- /dev/null
+++ b/utility/data.py
@@ -0,0 +1,250 @@
+pokemon_generations = {
+        1: {"min": 1, "max": 151},
+        2: {"min": 152, "max": 251},
+        3: {"min": 252, "max": 386},
+        4: {"min": 387, "max": 493},
+        5: {"min": 494, "max": 649},
+        6: {"min": 650, "max": 721},
+        7: {"min": 722, "max": 809},
+        8: {"min": 810, "max": 905},
+        9: {"min": 906, "max": 1025},
+}
+
+regional_descriptors = ["kantonian", "johtonian", "hoennian", "sinnohan", "unovan", "kalosian", "alolan", "galarian", "hisuian", "paldean"]
+
+yellow = {
+    "Name": "Yellow",
+    "AltNames": ["Pokemon Yellow", "Pokémon Yellow", "Y"],
+    "Generation": 1
+}
+
+red = {
+    "Name": "Red",
+    "AltNames": ["Pokemon Red", "Pokémon Red", "R"],
+    "Generation": 1
+}
+
+blue = {
+    "Name": "Blue",
+    "AltNames": ["Pokemon Blue", "Pokémon Blue", "B"],
+    "Generation": 1
+}
+
+crystal = {
+    "Name": "Crystal",
+    "AltNames": ["Pokemon Crystal", "Pokémon Crystal", "C"],
+    "Generation": 2
+}
+
+gold = {
+    "Name": "Gold",
+    "AltNames": ["Pokemon Gold", "Pokémon Gold", "G"],
+    "Generation": 2
+}
+
+silver = {
+    "Name": "Silver",
+    "AltNames": ["Pokemon Silver", "Pokémon Silver", "S"],
+    "Generation": 2
+}
+
+emerald = {
+    "Name": "Emerald",
+    "AltNames": ["Pokemon Emerald", "Pokémon Emerald", "E"],
+    "Generation": 3
+}
+
+fire_red = {
+    "Name": "FireRed",
+    "AltNames": ["Pokemon FireRed", "Pokémon FireRed", "FR"],
+    "Generation": 3
+}
+
+leaf_green = {
+    "Name": "LeafGreen",
+    "AltNames": ["Pokemon LeafGreen", "Pokémon LeafGreen", "LG"],
+    "Generation": 3
+}
+
+ruby = {
+    "Name": "Ruby",
+    "AltNames": ["Pokemon Ruby", "Pokémon Ruby", "R"],
+    "Generation": 3
+}
+
+sapphire = {
+    "Name": "Sapphire",
+    "AltNames": ["Pokemon Sapphire", "Pokémon Sapphire", "S"],
+    "Generation": 3
+}
+
+platinum = {
+    "Name": "Platinum",
+    "AltNames": ["Pokemon Platinum", "Pokémon Platinum", "Pt"],
+    "Generation": 4
+}
+
+heart_gold = {
+    "Name": "HeartGold",
+    "AltNames": ["Pokemon HeartGold", "Pokémon HeartGold", "HG"],
+    "Generation": 4
+}
+
+soul_silver = {
+    "Name": "SoulSilver",
+    "AltNames": ["Pokemon SoulSilver", "Pokémon SoulSilver", "SS"],
+    "Generation": 4
+}
+
+diamond = {
+    "Name": "Diamond",
+    "AltNames": ["Pokemon Diamond", "Pokémon Diamond", "D"],
+    "Generation": 4
+}
+
+pearl = {
+    "Name": "Pearl",
+    "AltNames": ["Pokemon Pearl", "Pokémon Pearl", "P"],
+    "Generation": 4
+}
+
+black = {
+    "Name": "Black",
+    "AltNames": ["Pokemon Black", "Pokémon Black", "B"],
+    "Generation": 5
+}
+
+white = {
+    "Name": "White",
+    "AltNames": ["Pokemon White", "Pokémon White", "W"],
+    "Generation": 5
+}
+
+black_2 = {
+    "Name": "Black 2",
+    "AltNames": ["Pokemon Black 2", "Pokémon Black 2", "B2"],
+    "Generation": 5
+}
+
+white_2 = {
+    "Name": "White 2",
+    "AltNames": ["Pokemon White 2", "Pokémon White 2", "W2"],
+    "Generation": 5
+}
+
+x = {
+    "Name": "X",
+    "AltNames": ["Pokemon X", "Pokémon X"],
+    "Generation": 6
+}
+
+y = {
+    "Name": "Y",
+    "AltNames": ["Pokemon Y", "Pokémon Y"],
+    "Generation": 6
+}
+
+omega_ruby = {
+    "Name": "Omega Ruby",
+    "AltNames": ["Pokemon Omega Ruby", "Pokémon Omega Ruby", "OR"],
+    "Generation": 6
+}
+
+alpha_sapphire = {
+    "Name": "Alpha Sapphire",
+    "AltNames": ["Pokemon Alpha Sapphire", "Pokémon Alpha Sapphire", "AS"],
+    "Generation": 6
+}
+
+sun = {
+    "Name": "Sun",
+    "AltNames": ["Pokemon Sun", "Pokémon Sun"],
+    "Generation": 7
+}
+
+moon = {
+    "Name": "Moon",
+    "AltNames": ["Pokemon Moon", "Pokémon Moon"],
+    "Generation": 7
+}
+
+ultra_sun = {
+    "Name": "Ultra Sun",
+    "AltNames": ["Pokemon Ultra Sun", "Pokémon Ultra Sun", "US"],
+    "Generation": 7
+}
+
+ultra_moon = {
+    "Name": "Ultra Moon",
+    "AltNames": ["Pokemon Ultra Moon", "Pokémon Ultra Moon", "UM"],
+    "Generation": 7
+}
+
+sword = {
+    "Name": "Sword",
+    "AltNames": ["Pokemon Sword", "Pokémon Sword", "Expansion Pass", "Expansion Pass (Sword)"],
+    "Generation": 8
+}
+
+shield = {
+    "Name": "Shield",
+    "AltNames": ["Pokemon Shield", "Pokémon Shield", "Expansion Pass", "Expansion Pass (Shield)"],
+    "Generation": 8
+}
+
+brilliant_diamond = {
+    "Name": "Brilliant Diamond",
+    "AltNames": ["Pokemon Brilliant Diamond", "Pokémon Brilliant Diamond", "BD"],
+    "Generation": 8
+}
+
+shining_pearl = {
+    "Name": "Shining Pearl",
+    "AltNames": ["Pokemon Shining Pearl", "Pokémon Shining Pearl", "SP"],
+    "Generation": 8
+}
+
+legends_arceus = {
+    "Name": "Legends: Arceus",
+    "AltNames": ["Pokemon Legends: Arceus", "Pokémon Legends: Arceus", "LA", "Legends Arceus", "Arceus"],
+    "Generation": 8
+}
+
+scarlet = {
+    "Name": "Scarlet",
+    "AltNames": ["Pokemon Scarlet", "Pokémon Scarlet", "The Hidden Treasure of Area Zero", "The Hidden Treasure of Area Zero (Scarlet)", "The Teal Mask", "The Teal Mask (Scarlet)"],
+    "Generation": 9
+}
+
+violet = {
+    "Name": "Violet",
+    "AltNames": ["Pokemon Violet", "Pokémon Violet", "The Hidden Treasure of Area Zero", "The Hidden Treasure of Area Zero (Violet)", "The Teal Mask", "The Teal Mask (Violet)"],
+    "Generation": 9
+}
+
+lets_go_pikachu = {
+    "Name": "Lets Go Pikachu",
+    "AltNames": [],
+    "Generation": 8
+}
+
+lets_go_eevee = {
+    "Name": "Lets Go Eevee",
+    "AltNames": [],
+    "Generation": 8
+}
+
+main_line_games = [
+    yellow, red, blue,
+    crystal, gold, silver,
+    emerald, fire_red, leaf_green, ruby, sapphire,
+    platinum, heart_gold, soul_silver, diamond, pearl,
+    black_2, white_2, black, white,
+    x, y, omega_ruby, alpha_sapphire,
+    ultra_sun, ultra_moon, sun, moon, lets_go_pikachu, lets_go_eevee,
+    sword, shield,
+    brilliant_diamond, shining_pearl,
+    legends_arceus,
+    scarlet, violet,
+]
+
diff --git a/utility/functions.py b/utility/functions.py
new file mode 100644
index 0000000..b368391
--- /dev/null
+++ b/utility/functions.py
@@ -0,0 +1,48 @@
+from .data import pokemon_generations, main_line_games
+import unicodedata
+
+def format_pokemon_id(national_dex: int, region_code: int, form_index: int, gender_code: int) -> str:
+    return f"{national_dex:04d}-{region_code:02d}-{form_index:03d}-{gender_code}"
+
+def compare_pokemon_forms(a, b):
+    if a == None or b == None:
+        return False
+    
+    if a == b:
+        return True
+    
+    temp_a = a.lower().replace("forme", "").replace("form", "").replace("é", "e").strip()
+    temp_b = b.lower().replace("forme", "").replace("form", "").replace("é", "e").strip()
+
+    # Common spelling mistakes
+    temp_a = temp_a.replace("deputante", "debutante").replace("p'au", "pa'u").replace("blood moon", "bloodmoon")
+    temp_b = temp_b.replace("deputante", "debutante").replace("p'au", "pa'u").replace("blood moon", "bloodmoon")
+
+    if temp_a == temp_b:
+        return True
+
+    return False
+
+def get_generation_from_national_dex(national_dex_number):
+    generation = 1
+    for gen in pokemon_generations:
+        if pokemon_generations[gen]["min"] <= national_dex_number <= pokemon_generations[gen]["max"]:
+            generation = gen
+            break
+    return generation
+
+def sanitise_pokemon_name_for_url(pokemon_name):
+    pokemon_url_name = pokemon_name.replace("♀", "-f").replace("♂", "-m").replace("'", "").replace(".", "").replace('é', 'e').replace(':', '')
+    pokemon_url_name = pokemon_url_name.replace(" ", "-")
+    return pokemon_url_name
+
+def remove_accents(input_str):
+    nfkd_form = unicodedata.normalize('NFKD', input_str)
+    return u"".join([c for c in nfkd_form if not unicodedata.combining(c)])
+
+def find_game_generation(game_name: str) -> int:
+    game_name = game_name.lower()
+    for game in main_line_games:
+        if game_name == game["Name"].lower() or game_name in (name.lower() for name in game["AltNames"]):
+            return game["Generation"]
+    return None
\ No newline at end of file