diff --git a/node-array-ext/node-array-ext-tests.ts b/node-array-ext/node-array-ext-tests.ts
new file mode 100644
index 0000000000..8981165cd3
--- /dev/null
+++ b/node-array-ext/node-array-ext-tests.ts
@@ -0,0 +1,23 @@
+/// <reference path="./node-array-ext.d.ts" />
+import extensions = require("node-array-ext");
+
+var array: Array<string> = [ "hello", "world", "test" ];
+var result: string = "";
+var finish = function(err?: Error) {
+	if(err) {
+		console.log(err);
+	}
+	else {
+		console.log(result);
+	}
+}
+function each(i: number, element: string, next: (err?: Error) => void): void {
+	setTimeout(function() {
+		console.log("%s => %s", i, element);
+		result += element + " ";
+		next();
+	}, 50 * (array.length - i));
+}
+
+extensions.asyncEach<string>(array, each, finish);
+extensions.awaitEach<string>(array, each, finish);
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diff --git a/node-array-ext/node-array-ext.d.ts b/node-array-ext/node-array-ext.d.ts
new file mode 100644
index 0000000000..e8474d6a64
--- /dev/null
+++ b/node-array-ext/node-array-ext.d.ts
@@ -0,0 +1,17 @@
+// Type definitions for node-array-ext v1.0.00
+// Project: https://github.com/Beng89/node-array-ext
+// Definitions by: Ben Goltz <https://github.com/Beng89>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module "node-array-ext" {
+	/**
+	 * Processes each of the elements in the array and triggers a callback once every element has been processed.
+	 *  - note that the elements are called in order but are not guaranteed to finish in order.
+	 */
+	export function asyncEach<T> (array: Array<T>, each: (i: number, element: T, done: (err?: Error) => void) => void, finish: (err?: Error) => void): void;
+	/**
+	 * Processes each of the elements in the array and triggers a callback once every element has been processed.
+	 *  - note that the elements are called in order and are guaranteed to finish in order.
+	 */
+	export function awaitEach<T> (array: Array<T>, each: (i: number, element: T, done: (err?: Error) => void) => void, finish: (err?: Error) => void): void;
+}
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