diff --git a/.clang-format b/.clang-format
new file mode 100644
index 0000000..ac4266e
--- /dev/null
+++ b/.clang-format
@@ -0,0 +1,9 @@
+BasedOnStyle: LLVM
+UseTab: Always
+TabWidth: 4
+IndentWidth: 4
+AccessModifierOffset: -4
+IndentCaseLabels: false
+ColumnLimit: 0
+PointerAlignment: Left
+PackConstructorInitializers: Never
diff --git a/format.sh b/format.sh
new file mode 100755
index 0000000..9862556
--- /dev/null
+++ b/format.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+find src/ ui/ \
+	\( \
+		-name '*.cxx' -o \
+		-name '*.hxx' -o \
+		-name '*.c' -o \
+		-name '*.h' \
+	\) \
+	-print \
+	-exec 'clang-format' '-i' '{}' \;