diff --git a/stubs/binaryornot/@tests/stubtest_allowlist.txt b/stubs/binaryornot/@tests/stubtest_allowlist.txt
new file mode 100644
index 000000000000..742a3bb53e80
--- /dev/null
+++ b/stubs/binaryornot/@tests/stubtest_allowlist.txt
@@ -0,0 +1 @@
+binaryornot\..+?\.logger
diff --git a/stubs/binaryornot/METADATA.toml b/stubs/binaryornot/METADATA.toml
new file mode 100644
index 000000000000..bc45896c1a04
--- /dev/null
+++ b/stubs/binaryornot/METADATA.toml
@@ -0,0 +1,2 @@
+version = "0.4.*"
+upstream_repository = "https://github.com/binaryornot/binaryornot"
diff --git a/stubs/binaryornot/binaryornot/__init__.pyi b/stubs/binaryornot/binaryornot/__init__.pyi
new file mode 100644
index 000000000000..4c304c608dbc
--- /dev/null
+++ b/stubs/binaryornot/binaryornot/__init__.pyi
@@ -0,0 +1,5 @@
+from typing import Final
+
+__author__: Final[str]
+__email__: Final[str]
+__version__: Final[str]
diff --git a/stubs/binaryornot/binaryornot/check.pyi b/stubs/binaryornot/binaryornot/check.pyi
new file mode 100644
index 000000000000..8ebb58019b10
--- /dev/null
+++ b/stubs/binaryornot/binaryornot/check.pyi
@@ -0,0 +1,3 @@
+from _typeshed import StrOrBytesPath
+
+def is_binary(filename: StrOrBytesPath) -> bool: ...
diff --git a/stubs/binaryornot/binaryornot/helpers.pyi b/stubs/binaryornot/binaryornot/helpers.pyi
new file mode 100644
index 000000000000..4534c3ffe99c
--- /dev/null
+++ b/stubs/binaryornot/binaryornot/helpers.pyi
@@ -0,0 +1,5 @@
+from _typeshed import StrOrBytesPath
+
+def print_as_hex(s: str) -> None: ...
+def get_starting_chunk(filename: StrOrBytesPath, length: int = 1024) -> bytes: ...
+def is_binary_string(bytes_to_check: bytes | bytearray) -> bool: ...