diff --git a/vec3/vec3-tests.ts b/vec3/vec3-tests.ts
new file mode 100644
index 000000000..8196b9d93
--- /dev/null
+++ b/vec3/vec3-tests.ts
@@ -0,0 +1,5 @@
+/// <reference path="./vec3.d.ts" />
+
+import {Vec3} from "vec3";
+let myVector: Vec3 = new Vec3(10, 10, 10);
+console.log(myVector.toString());
\ No newline at end of file
diff --git a/vec3/vec3.d.ts b/vec3/vec3.d.ts
new file mode 100644
index 000000000..29bac0c56
--- /dev/null
+++ b/vec3/vec3.d.ts
@@ -0,0 +1,34 @@
+// Type definitions for Vec3 Librairy
+// Project: https://www.npmjs.com/package/vec3
+// Definitions by: Xavier Stouder <https://github.com/xstoudi/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module "vec3" {
+    class Vec3 {
+        constructor(x: number, y: number, z: number);
+        constructor(location: number[]);
+        constructor(location: {x: number; y: number; z: number});
+        constructor(locationStr: string);
+        
+        set(x: number, y: number, z: number): Vec3;
+        update(other: Vec3): Vec3;
+        floored(): Vec3;
+        floor(): Vec3;
+        offset(dx: number, dy: number, dz: number): Vec3;
+        translate(dx: number, dy: number, dz: number): Vec3;
+        add(other: Vec3): Vec3;
+        substract(other: Vec3): Vec3;
+        plus(other: Vec3): Vec3;
+        minus(other: Vec3): Vec3;
+        scaled(scalar: number): Vec3;
+        abs(): Vec3
+        volume(): number;
+        modulus(): Vec3;
+        distanceTo(other: Vec3): number;
+        equals(other: Vec3): boolean;
+        toString(): string;
+        clone(): Vec3;
+        min(other: Vec3): Vec3;
+        max(other: Vec3): Vec3;
+    }
+}
\ No newline at end of file