diff --git a/types/b64-lite/b64-lite-tests.ts b/types/b64-lite/b64-lite-tests.ts
new file mode 100644
index 0000000000..cfa9463d56
--- /dev/null
+++ b/types/b64-lite/b64-lite-tests.ts
@@ -0,0 +1,7 @@
+import * as b64lite from "b64-lite";
+
+b64lite.btoa(""); // $ExpectType string
+b64lite.toBase64(""); // $ExpectType string
+
+b64lite.atob(""); // $ExpectType string
+b64lite.fromBase64(""); // $ExpectType string
diff --git a/types/b64-lite/index.d.ts b/types/b64-lite/index.d.ts
new file mode 100644
index 0000000000..f659a17b4b
--- /dev/null
+++ b/types/b64-lite/index.d.ts
@@ -0,0 +1,12 @@
+// Type definitions for b64-lite 1.3
+// Project: https://github.com/kevlened/b64-lite#readme
+// Definitions by: JasonHK <https://github.com/JasonHK>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export as namespace b64Lite;
+
+export function btoa(source: string): string;
+export function toBase64(source: string): string;
+
+export function atob(encoded: string): string;
+export function fromBase64(encoded: string): string;
diff --git a/types/b64-lite/tsconfig.json b/types/b64-lite/tsconfig.json
new file mode 100644
index 0000000000..68e9568e05
--- /dev/null
+++ b/types/b64-lite/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",
+        "b64-lite-tests.ts"
+    ]
+}
diff --git a/types/b64-lite/tslint.json b/types/b64-lite/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/b64-lite/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }