diff --git a/openpype/hosts/celaction/__init__.py b/openpype/hosts/celaction/__init__.py
index e69de29bb2..8983d48d7d 100644
--- a/openpype/hosts/celaction/__init__.py
+++ b/openpype/hosts/celaction/__init__.py
@@ -0,0 +1,10 @@
+from .addon import (
+    CELACTION_ROOT_DIR,
+    CelactionAddon,
+)
+
+
+__all__ = (
+    "CELACTION_ROOT_DIR",
+    "CelactionAddon",
+)
diff --git a/openpype/hosts/celaction/addon.py b/openpype/hosts/celaction/addon.py
new file mode 100644
index 0000000000..c6d30935a1
--- /dev/null
+++ b/openpype/hosts/celaction/addon.py
@@ -0,0 +1,24 @@
+import os
+from openpype.modules import OpenPypeModule, IHostAddon
+
+CELACTION_ROOT_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+class CelactionAddon(OpenPypeModule, IHostAddon):
+    name = "celaction"
+    host_name = "celaction"
+
+    def initialize(self, module_settings):
+        self.enabled = True
+
+    def add_implementation_envs(self, env, _app):
+        # Set default values if are not already set via settings
+        defaults = {
+            "LOGLEVEL": "DEBUG"
+        }
+        for key, value in defaults.items():
+            if not env.get(key):
+                env[key] = value
+
+    def get_workfile_extensions(self):
+        return [".scn"]
diff --git a/openpype/hosts/celaction/hooks/pre_celaction_registers.py b/openpype/hosts/celaction/hooks/pre_celaction_registers.py
index e49e66f163..84ac3d130a 100644
--- a/openpype/hosts/celaction/hooks/pre_celaction_registers.py
+++ b/openpype/hosts/celaction/hooks/pre_celaction_registers.py
@@ -27,17 +27,24 @@ class CelactionPrelaunchHook(PreLaunchHook):
         app = "celaction_publish"
 
         # setting output parameters
-        path = r"Software\CelAction\CelAction2D\User Settings"
-        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path)
+        path_user_settings = "\\".join([
+            "Software", "CelAction", "CelAction2D", "User Settings"
+        ])
+        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path_user_settings)
         hKey = winreg.OpenKey(
-            winreg.HKEY_CURRENT_USER,
-            "Software\\CelAction\\CelAction2D\\User Settings", 0,
-            winreg.KEY_ALL_ACCESS)
+            winreg.HKEY_CURRENT_USER, path_user_settings, 0,
+            winreg.KEY_ALL_ACCESS
+        )
 
-        # TODO: this will need to be checked more thoroughly
-        pype_exe = os.getenv("OPENPYPE_EXECUTABLE")
+        openpype_executable = os.getenv("OPENPYPE_EXECUTABLE")
 
-        winreg.SetValueEx(hKey, "SubmitAppTitle", 0, winreg.REG_SZ, pype_exe)
+        winreg.SetValueEx(
+            hKey,
+            "SubmitAppTitle",
+            0,
+            winreg.REG_SZ,
+            openpype_executable
+        )
 
         parameters = [
             "launch",
@@ -53,33 +60,45 @@ class CelactionPrelaunchHook(PreLaunchHook):
             "--resolutionHeight *Y*",
             # "--programDir \"'*PROGPATH*'\""
         ]
-        winreg.SetValueEx(hKey, "SubmitParametersTitle", 0, winreg.REG_SZ,
-                          " ".join(parameters))
+        winreg.SetValueEx(
+            hKey, "SubmitParametersTitle", 0, winreg.REG_SZ,
+            " ".join(parameters)
+        )
 
         # setting resolution parameters
-        path = r"Software\CelAction\CelAction2D\User Settings\Dialogs"
-        path += r"\SubmitOutput"
-        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path)
-        hKey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, path, 0,
-                              winreg.KEY_ALL_ACCESS)
+        path_submit = "\\".join([
+            path_user_settings, "Dialogs", "SubmitOutput"
+        ])
+        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path_submit)
+        hKey = winreg.OpenKey(
+            winreg.HKEY_CURRENT_USER, path_submit, 0,
+            winreg.KEY_ALL_ACCESS
+        )
         winreg.SetValueEx(hKey, "SaveScene", 0, winreg.REG_DWORD, 1)
         winreg.SetValueEx(hKey, "CustomX", 0, winreg.REG_DWORD, 1920)
         winreg.SetValueEx(hKey, "CustomY", 0, winreg.REG_DWORD, 1080)
 
         # making sure message dialogs don't appear when overwriting
-        path = r"Software\CelAction\CelAction2D\User Settings\Messages"
-        path += r"\OverwriteScene"
-        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path)
-        hKey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, path, 0,
-                              winreg.KEY_ALL_ACCESS)
+        path_overwrite_scene = "\\".join([
+            path_user_settings, "Messages", "OverwriteScene"
+        ])
+        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path_overwrite_scene)
+        hKey = winreg.OpenKey(
+            winreg.HKEY_CURRENT_USER, path_overwrite_scene, 0,
+            winreg.KEY_ALL_ACCESS
+        )
         winreg.SetValueEx(hKey, "Result", 0, winreg.REG_DWORD, 6)
         winreg.SetValueEx(hKey, "Valid", 0, winreg.REG_DWORD, 1)
 
-        path = r"Software\CelAction\CelAction2D\User Settings\Messages"
-        path += r"\SceneSaved"
-        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path)
-        hKey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, path, 0,
-                              winreg.KEY_ALL_ACCESS)
+        # set scane as not saved
+        path_scene_saved = "\\".join([
+            path_user_settings, "Messages", "SceneSaved"
+        ])
+        winreg.CreateKey(winreg.HKEY_CURRENT_USER, path_scene_saved)
+        hKey = winreg.OpenKey(
+            winreg.HKEY_CURRENT_USER, path_scene_saved, 0,
+            winreg.KEY_ALL_ACCESS
+        )
         winreg.SetValueEx(hKey, "Result", 0, winreg.REG_DWORD, 1)
         winreg.SetValueEx(hKey, "Valid", 0, winreg.REG_DWORD, 1)
 
@@ -90,11 +109,11 @@ class CelactionPrelaunchHook(PreLaunchHook):
         if not os.path.exists(workfile_path):
             # TODO add ability to set different template workfile path via
             # settings
-            pype_celaction_dir = os.path.dirname(os.path.dirname(
+            openpype_celaction_dir = os.path.dirname(os.path.dirname(
                 os.path.abspath(celaction.__file__)
             ))
             template_path = os.path.join(
-                pype_celaction_dir,
+                openpype_celaction_dir,
                 "resources",
                 "celaction_template_scene.scn"
             )