diff --git a/WebLoader/Filter/PHPCoffeeScriptFilter.php b/WebLoader/Filter/PHPCoffeeScriptFilter.php
new file mode 100644
index 0000000..de71e6a
--- /dev/null
+++ b/WebLoader/Filter/PHPCoffeeScriptFilter.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace WebLoader\Filter;
+
+use CoffeeScript\Compiler;
+
+
+
+/**
+ * Coffee script filter implements with composer php compiler
+ *
+ * @author Jan Svantner
+ */
+class PHPCoffeeScriptFilter
+{
+
+	/**
+	 * Invoke filter
+	 *
+	 * @param string
+	 * @param \WebLoader\Compiler
+	 * @param string
+	 * @return string
+	 */
+	public function __invoke($code, \WebLoader\Compiler $loader, $file = NULL)
+	{
+		if (pathinfo($file, PATHINFO_EXTENSION) === 'coffee') {
+			$code = $this->compileCoffee($code, $file);
+		}
+
+		return $code;
+	}
+
+
+	/**
+	 * @param $source $string
+	 * @param $file bool|NULL
+	 * @throws \WebLoader\WebLoaderException
+	 * @return string
+	 */
+	public function compileCoffee($source, $file)
+	{
+		try {
+			return Compiler::compile($source, array('filename' => $file));
+		} catch (\Exception $e) {
+			throw new \WebLoader\WebLoaderException('CoffeeScript Filter Error: ' . $e->getMessage(), 0, $e);
+		}
+	}
+}
diff --git a/composer.json b/composer.json
index da93c11..9823dba 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,8 @@
 	"suggest": {
 		"oyejorge/less.php": "LESS compiler written in PHP.",
 		"leafo/scssphp": "SCSS compiler written in PHP.",
-		"joseki/webloader-filters": "CSSMin & JSMin filters written in PHP."
+		"joseki/webloader-filters": "CSSMin & JSMin filters written in PHP.",
+		"coffeescript/coffeescript": "CoffeeScript compiler written in PHP."
 	},
 	"require-dev": {
 		"nette/application": "~2.3@dev",
@@ -50,6 +51,7 @@
 
 		"oyejorge/less.php": "~1.5",
 		"leafo/scssphp": "~0.1",
+		"coffeescript/coffeescript": "1.3.*",
 
 		"mockery/mockery": "0.7.*",
 		"phpunit/phpunit": "3.7.*",
diff --git a/tests/Filter/PHPCoffeeScriptFilterTest.php b/tests/Filter/PHPCoffeeScriptFilterTest.php
new file mode 100644
index 0000000..09b0c68
--- /dev/null
+++ b/tests/Filter/PHPCoffeeScriptFilterTest.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace WebLoader\Test\Filter;
+
+use WebLoader\Filter\PHPCoffeeScriptFilter;
+
+/**
+ * CompilerTest
+ *
+ * @author Jan Svantner
+ */
+class PHPCoffeeScriptFilterTest extends \PHPUnit_Framework_TestCase
+{
+
+	/** @var PHPCoffeeScriptFilter */
+	private $object;
+
+	protected function setUp()
+	{
+		$this->object = new PHPCoffeeScriptFilter();
+	}
+
+	public function testSimpleLoadAndParse()
+	{
+		if (!class_exists('CoffeeScript\Compiler')) {
+			$this->markTestSkipped('Missing CoffeeScript compiler.');
+		}
+
+		$compiler = new PHPCoffeeScriptFilter();
+		$coffee = $compiler->compileCoffee("number = -42 if opposite", null);
+
+		$version = COFFEESCRIPT_VERSION;
+		$expected = <<<COFFEE
+// Generated by CoffeeScript PHP {$version}
+(function() {
+  var number;
+
+  if (opposite) {
+    number = -42;
+  }
+
+}).call(this);
+
+COFFEE;
+		$this->assertEquals($expected, $coffee);
+	}
+}