diff --git a/types/seededshuffle/index.d.ts b/types/seededshuffle/index.d.ts
new file mode 100644
index 0000000000..d32e5e3de1
--- /dev/null
+++ b/types/seededshuffle/index.d.ts
@@ -0,0 +1,13 @@
+// Type definitions for seededshuffle 0.2
+// Project: https://github.com/LouisT/SeededShuffle
+// Definitions by: Uri Shaked <https://github.com/urish>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export const seed: number;
+export const strSeed: string;
+
+export function shuffle<T>(arr: T[], seed: string|number): T[];
+export function shuffle<T>(arr: ReadonlyArray<T>, seed: string|number, copy: true): T[];
+
+export function unshuffle<T>(arr: T[], seed: string|number): T[];
+export function unshuffle<T>(arr: ReadonlyArray<T>, seed: string|number, copy: true): T[];
diff --git a/types/seededshuffle/seededshuffle-tests.ts b/types/seededshuffle/seededshuffle-tests.ts
new file mode 100644
index 0000000000..3abbd8ca71
--- /dev/null
+++ b/types/seededshuffle/seededshuffle-tests.ts
@@ -0,0 +1,7 @@
+import { shuffle, unshuffle } from 'seededshuffle';
+
+const a: number[] = shuffle([1, 2, 3] as ReadonlyArray<number>, 'Example seed', true);
+const b: number[] = unshuffle(a as ReadonlyArray<number>, 'Example seed', true);
+
+const c: string[] = shuffle(['a', 'b', 'c'], 'another seed');
+const d: string[] = unshuffle(c, 'another seed');
diff --git a/types/seededshuffle/tsconfig.json b/types/seededshuffle/tsconfig.json
new file mode 100644
index 0000000000..e816622b91
--- /dev/null
+++ b/types/seededshuffle/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "seededshuffle-tests.ts"
+    ]
+}
diff --git a/types/seededshuffle/tslint.json b/types/seededshuffle/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/seededshuffle/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }