diff --git a/SprintLib/language.py b/SprintLib/language.py
index bc59d62..03063d2 100644
--- a/SprintLib/language.py
+++ b/SprintLib/language.py
@@ -70,4 +70,13 @@ languages = [
         image="swift",
         highlight="swift",
     ),
+    Language(
+        id=6,
+        name="JavaScript",
+        work_name="JavaScript",
+        file_type="js",
+        logo_url="https://upload.wikimedia.org/wikipedia/commons/thumb/6/6a/JavaScript-logo.png/240px-JavaScript-logo.png",
+        image="node",
+        highlight="javascript",
+    )
 ]
diff --git a/SprintLib/testers/JavaScriptTester.py b/SprintLib/testers/JavaScriptTester.py
new file mode 100644
index 0000000..9d6fcd4
--- /dev/null
+++ b/SprintLib/testers/JavaScriptTester.py
@@ -0,0 +1,19 @@
+from os import listdir
+
+from SprintLib.testers.BaseTester import BaseTester, TestException
+
+
+class JavaScriptTester(BaseTester):
+    files = None
+
+    def before_test(self):
+        self.files = []
+        for file in listdir(self.solution.testing_directory):
+            if file.endswith(".js"):
+                self.files.append(file)
+        if not self.files:
+            raise TestException("TE")
+
+    @property
+    def command(self):
+        return f"node {' '.join(self.files)}"
diff --git a/SprintLib/testers/__init__.py b/SprintLib/testers/__init__.py
index bc67c92..d44d25b 100644
--- a/SprintLib/testers/__init__.py
+++ b/SprintLib/testers/__init__.py
@@ -6,3 +6,4 @@ from .JavaTester import JavaTester
 from .CSharpTester import CSharpTester
 from .KotlinTester import KotlinTester
 from .SwiftTester import SwiftTester
+from .JavaScriptTester import JavaScriptTester