diff --git a/unorm/unorm-tests.ts b/unorm/unorm-tests.ts
new file mode 100644
index 000000000..6d2ba030d
--- /dev/null
+++ b/unorm/unorm-tests.ts
@@ -0,0 +1,11 @@
+/// <reference path="unorm.d.ts" />
+import unorm = require("unorm");
+
+function listNormalizations(raw: string) {
+  return [
+    unorm.nfd(raw),
+    unorm.nfkd(raw),
+    unorm.nfc(raw),
+    unorm.nfkc(raw),
+  ];
+}
diff --git a/unorm/unorm.d.ts b/unorm/unorm.d.ts
new file mode 100644
index 000000000..b2f0bc577
--- /dev/null
+++ b/unorm/unorm.d.ts
@@ -0,0 +1,19 @@
+// Type definitions for unorm 1.3.3
+// Project: https://github.com/walling/unorm
+// Definitions by: Christopher Brown <https://github.com/chbrown>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module unorm {
+  interface Static {
+    nfd(str: string): string;
+    nfkd(str: string): string;
+    nfc(str: string): string;
+    nfkc(str: string): string;
+  }
+}
+
+declare var unorm: unorm.Static;
+
+declare module "unorm" {
+  export = unorm;
+}