diff --git a/src/Illuminate/Support/Str.php b/src/Illuminate/Support/Str.php
index aefa94aeb98..af8f0ea6568 100644
--- a/src/Illuminate/Support/Str.php
+++ b/src/Illuminate/Support/Str.php
@@ -477,9 +477,10 @@ public static function unwrap($value, $before, $after = null)
      *
      * @param  string|iterable<string>  $pattern
      * @param  string  $value
+     * @param  bool  $ignoreCase
      * @return bool
      */
-    public static function is($pattern, $value)
+    public static function is($pattern, $value, $ignoreCase = false)
     {
         $value = (string) $value;
 
@@ -497,6 +498,10 @@ public static function is($pattern, $value)
                 return true;
             }
 
+            if ($ignoreCase && mb_strtolower($pattern) === mb_strtolower($value)) {
+                return true;
+            }
+
             $pattern = preg_quote($pattern, '#');
 
             // Asterisks are translated into zero-or-more regular expression wildcards
@@ -504,7 +509,7 @@ public static function is($pattern, $value)
             // pattern such as "library/*", making any string check convenient.
             $pattern = str_replace('\*', '.*', $pattern);
 
-            if (preg_match('#^'.$pattern.'\z#u', $value) === 1) {
+            if (preg_match('#^'.$pattern.'\z#'.($ignoreCase ? 'iu' : 'u'), $value) === 1) {
                 return true;
             }
         }
diff --git a/src/Illuminate/Support/Stringable.php b/src/Illuminate/Support/Stringable.php
index 4723942a976..bfaf00c4ba8 100644
--- a/src/Illuminate/Support/Stringable.php
+++ b/src/Illuminate/Support/Stringable.php
@@ -341,11 +341,12 @@ public function finish($cap)
      * Determine if a given string matches a given pattern.
      *
      * @param  string|iterable<string>  $pattern
+     * @param  bool  $ignoreCase
      * @return bool
      */
-    public function is($pattern)
+    public function is($pattern, $ignoreCase = false)
     {
-        return Str::is($pattern, $this->value);
+        return Str::is($pattern, $this->value, $ignoreCase);
     }
 
     /**
diff --git a/tests/Support/SupportStrTest.php b/tests/Support/SupportStrTest.php
index ae6e0febefb..f00c5e3d3dc 100755
--- a/tests/Support/SupportStrTest.php
+++ b/tests/Support/SupportStrTest.php
@@ -507,6 +507,15 @@ public function testIs()
         $this->assertFalse(Str::is('*FOO*', 'foo/bar/baz'));
         $this->assertFalse(Str::is('A', 'a'));
 
+        // is not case sensitive
+        $this->assertTrue(Str::is('A', 'a', true));
+        $this->assertTrue(Str::is('*BAZ*', 'foo/bar/baz', true));
+        $this->assertTrue(Str::is(['A*', 'B*'], 'a/', true));
+        $this->assertFalse(Str::is(['A*', 'B*'], 'f/', true));
+        $this->assertTrue(Str::is('FOO', 'foo', true));
+        $this->assertTrue(Str::is('*FOO*', 'foo/bar/baz', true));
+        $this->assertTrue(Str::is('foo/*', 'FOO/bar', true));
+
         // Accepts array of patterns
         $this->assertTrue(Str::is(['a*', 'b*'], 'a/'));
         $this->assertTrue(Str::is(['a*', 'b*'], 'b/'));
diff --git a/tests/Support/SupportStringableTest.php b/tests/Support/SupportStringableTest.php
index 4d8b8735b92..c352d88db43 100644
--- a/tests/Support/SupportStringableTest.php
+++ b/tests/Support/SupportStringableTest.php
@@ -789,6 +789,15 @@ public function testIs()
         $this->assertFalse($this->stringable('foo/bar/baz')->is('*FOO*'));
         $this->assertFalse($this->stringable('a')->is('A'));
 
+        // is not case sensitive
+        $this->assertTrue($this->stringable('a')->is('A', true));
+        $this->assertTrue($this->stringable('foo/bar/baz')->is('*BAZ*', true));
+        $this->assertTrue($this->stringable('a/')->is(['A*', 'B*'], true));
+        $this->assertFalse($this->stringable('f/')->is(['A*', 'B*'], true));
+        $this->assertTrue($this->stringable('foo')->is('FOO', true));
+        $this->assertTrue($this->stringable('foo/bar/baz')->is('*FOO*', true));
+        $this->assertTrue($this->stringable('FOO/bar')->is('foo/*', true));
+
         // Accepts array of patterns
         $this->assertTrue($this->stringable('a/')->is(['a*', 'b*']));
         $this->assertTrue($this->stringable('b/')->is(['a*', 'b*']));