diff --git a/types/driftless/driftless-tests.ts b/types/driftless/driftless-tests.ts
new file mode 100644
index 0000000000..22df64c992
--- /dev/null
+++ b/types/driftless/driftless-tests.ts
@@ -0,0 +1,5 @@
+import * as driftless from "driftless";
+
+driftless.setDriftlessTimeout(() => "OK", 10); // $ExpectType number
+const interval = driftless.setDriftlessInterval((a) => "OK" + a, 100, "foo"); // $ExpectType number
+driftless.clearDriftless(interval); // $ExpectType void
diff --git a/types/driftless/index.d.ts b/types/driftless/index.d.ts
new file mode 100644
index 0000000000..00609df783
--- /dev/null
+++ b/types/driftless/index.d.ts
@@ -0,0 +1,23 @@
+// Type definitions for driftless 2.0
+// Project: https://github.com/dbkaplun/driftless
+// Definitions by: Dan Delany <https://github.com/dandelany>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export function setDriftlessTimeout(
+    callback: (...args: any[]) => void,
+    delayMs: number,
+    ...params: any[]
+): number;
+
+export function setDriftlessInterval(
+    callback: (...args: any[]) => void,
+    delayMs: number,
+    ...params: any[]
+): number;
+
+export function clearDriftless(
+    id: number,
+    options?: {
+        customClearTimeout?: (...args: any[]) => void;
+    }
+): void;
diff --git a/types/driftless/tsconfig.json b/types/driftless/tsconfig.json
new file mode 100644
index 0000000000..3e61f98da4
--- /dev/null
+++ b/types/driftless/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",
+        "driftless-tests.ts"
+    ]
+}
diff --git a/types/driftless/tslint.json b/types/driftless/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/driftless/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }