diff --git a/src/termdiagram/utils/file_utils.py b/src/termdiagram/utils/file_utils.py
new file mode 100644
index 0000000..b746e0f
--- /dev/null
+++ b/src/termdiagram/utils/file_utils.py
@@ -0,0 +1,32 @@
+from pathlib import Path
+from typing import List
+
+
+class FileUtils:
+    @staticmethod
+    def get_files(
+        directory: str, extensions: List[str] = None, exclude: List[str] = None
+    ) -> List[Path]:
+        exclude = exclude or []
+        files = []
+
+        for path in Path(directory).rglob("*"):
+            if path.is_file():
+                if extensions:
+                    if path.suffix not in extensions:
+                        continue
+
+                if any(str(path).startswith(e) for e in exclude):
+                    continue
+
+                files.append(path)
+
+        return files
+
+    @staticmethod
+    def read_file(file_path: str) -> str:
+        try:
+            with open(file_path, "r", encoding="utf-8") as f:
+                return f.read()
+        except (IOError, UnicodeDecodeError):
+            return ""