diff --git a/AK/String.cpp b/AK/String.cpp
index 89017693a33..96ccb18544a 100644
--- a/AK/String.cpp
+++ b/AK/String.cpp
@@ -513,9 +513,9 @@ bool String::starts_with(u32 code_point) const
     return *code_points().begin() == code_point;
 }
 
-bool String::starts_with_bytes(StringView bytes) const
+bool String::starts_with_bytes(StringView bytes, CaseSensitivity case_sensitivity) const
 {
-    return bytes_as_string_view().starts_with(bytes);
+    return bytes_as_string_view().starts_with(bytes, case_sensitivity);
 }
 
 bool String::ends_with(u32 code_point) const
@@ -530,9 +530,9 @@ bool String::ends_with(u32 code_point) const
     return last_code_point == code_point;
 }
 
-bool String::ends_with_bytes(StringView bytes) const
+bool String::ends_with_bytes(StringView bytes, CaseSensitivity case_sensitivity) const
 {
-    return bytes_as_string_view().ends_with(bytes);
+    return bytes_as_string_view().ends_with(bytes, case_sensitivity);
 }
 
 bool String::is_short_string() const
@@ -626,4 +626,9 @@ ErrorOr<String> String::from_deprecated_string(DeprecatedString const& deprecate
     return String::from_utf8(deprecated_string.view());
 }
 
+bool String::equals_ignoring_ascii_case(StringView other) const
+{
+    return StringUtils::equals_ignoring_ascii_case(bytes_as_string_view(), other);
+}
+
 }
diff --git a/AK/String.h b/AK/String.h
index 475f62111ec..ab7ae9a2e8f 100644
--- a/AK/String.h
+++ b/AK/String.h
@@ -101,11 +101,13 @@ public:
     // Compare this String against another string with caseless matching. Using this method requires linking LibUnicode into your application.
     [[nodiscard]] bool equals_ignoring_case(String const&) const;
 
+    [[nodiscard]] bool equals_ignoring_ascii_case(StringView) const;
+
     [[nodiscard]] bool starts_with(u32 code_point) const;
-    [[nodiscard]] bool starts_with_bytes(StringView) const;
+    [[nodiscard]] bool starts_with_bytes(StringView, CaseSensitivity = CaseSensitivity::CaseSensitive) const;
 
     [[nodiscard]] bool ends_with(u32 code_point) const;
-    [[nodiscard]] bool ends_with_bytes(StringView) const;
+    [[nodiscard]] bool ends_with_bytes(StringView, CaseSensitivity = CaseSensitivity::CaseSensitive) const;
 
     // Creates a substring with a deep copy of the specified data window.
     ErrorOr<String> substring_from_byte_offset(size_t start, size_t byte_count) const;