diff --git a/adetailer/__init__.py b/adetailer/__init__.py
new file mode 100644
index 0000000..aee037e
--- /dev/null
+++ b/adetailer/__init__.py
@@ -0,0 +1,3 @@
+from .common import PredictOutput, get_models
+
+__all__ = ["PredictOutput", "get_models"]
diff --git a/adetailer/common.py b/adetailer/common.py
new file mode 100644
index 0000000..44bf5d6
--- /dev/null
+++ b/adetailer/common.py
@@ -0,0 +1,66 @@
+from __future__ import annotations
+
+from collections import OrderedDict
+from dataclasses import dataclass
+from pathlib import Path
+from typing import Optional
+
+from huggingface_hub import hf_hub_download
+from PIL import Image, ImageDraw
+
+
+@dataclass
+class PredictOutput:
+    bboxes: list[list[int]] | None = None
+    masks: list[Image.Image] | None = None
+    example: Image.Image | None = None
+
+
+def get_models(model_dir: str | Path) -> OrderedDict[str, str | None]:
+    model_dir = Path(model_dir)
+    model_paths = [
+        p for p in model_dir.rglob("*") if p.is_file() and p.suffix in (".pt", ".pth")
+    ]
+
+    models = OrderedDict(
+        {
+            "face_yolo8n.pt": hf_hub_download("Bingsu/adetailer", "face_yolov8n.pt"),
+            "face_yolo8s.pt": hf_hub_download("Bingsu/adetailer", "face_yolov8s.pt"),
+            "mediapipe_face_full": None,
+            "mediapipe_face_short": None,
+        }
+    )
+
+    for path in model_paths:
+        if path.name in models:
+            continue
+        models[path.name] = str(path)
+
+    return models
+
+
+def create_mask_from_bbox(
+    image: Image.Image, bboxes: list[list[float]]
+) -> list[Image.Image]:
+    """
+    Parameters
+    ----------
+        image: Image.Image
+            The image to create the mask from
+        bboxes: list[list[float]]
+            list of [x1, y1, x2, y2]
+            bounding boxes
+
+    Returns
+    -------
+        masks: list[Image.Image]
+        A list of masks
+
+    """
+    masks = []
+    for bbox in bboxes:
+        mask = Image.new("L", image.size, 0)
+        mask_draw = ImageDraw.Draw(mask)
+        mask_draw.rectangle(bbox, fill=255)
+        masks.append(mask)
+    return masks
diff --git a/adetailer/ultralytics.py b/adetailer/ultralytics.py
new file mode 100644
index 0000000..c55bfb9
--- /dev/null
+++ b/adetailer/ultralytics.py
@@ -0,0 +1,27 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+import cv2
+from PIL import Image
+from ultralytics import YOLO
+
+from adetailer import PredictOutput
+from adetailer.common import create_mask_from_bbox
+
+
+def ultralytics_predict(
+    model_path: str | Path, image: Image.Image, confidence: float = 0.25
+) -> PredictOutput:
+    model_path = str(model_path)
+
+    model = YOLO(model_path)
+    pred = model(image, conf=confidence, hide_labels=True)
+
+    bboxes = pred[0].xyxy.cpu().numpy()
+    masks = create_mask_from_bbox(image, bboxes)
+    example = pred[0].plot()
+    example = cv2.cvtColor(example, cv2.COLOR_BGR2RGB)
+    example = Image.fromarray(example)
+
+    return PredictOutput(bboxes=bboxes, masks=masks, example=example)
diff --git a/pyproject.toml b/pyproject.toml
index 4148d27..508dcdf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,4 +22,4 @@ ignore = ["B008", "B905", "E501"]
 unfixable = ["F401"]
 
 [tool.ruff.isort]
-known-first-party = ["modules", "launch"]
\ No newline at end of file
+known-first-party = ["modules", "launch"]