diff --git a/packages/cluster/index.d.mts b/packages/cluster/index.d.mts
new file mode 100644
index 0000000..520a15e
--- /dev/null
+++ b/packages/cluster/index.d.mts
@@ -0,0 +1,7 @@
+import type { RequestListener } from 'http';
+
+export interface ClusterController {
+	listen(port: number): void;
+}
+
+export default function (app: RequestListener | { listen: Function }): ClusterController;
diff --git a/packages/cluster/index.d.ts b/packages/cluster/index.d.ts
index 520a15e..2ed1290 100644
--- a/packages/cluster/index.d.ts
+++ b/packages/cluster/index.d.ts
@@ -1,7 +1,15 @@
 import type { RequestListener } from 'http';
 
-export interface ClusterController {
-	listen(port: number): void;
+declare namespace cluster {
+	export interface ClusterController {
+		listen(port: number): void;
+	}
 }
 
-export default function (app: RequestListener | { listen: Function }): ClusterController;
+declare function cluster(
+	app: RequestListener | {
+		listen: Function
+	}
+): cluster.ClusterController;
+
+export = cluster;
diff --git a/packages/cluster/package.json b/packages/cluster/package.json
index b0fdc8e..ec6c2f9 100644
--- a/packages/cluster/package.json
+++ b/packages/cluster/package.json
@@ -9,15 +9,20 @@
   "license": "MIT",
   "exports": {
     ".": {
-      "types": "./index.d.ts",
-      "import": "./build.mjs",
-      "require": "./build.js"
+      "import": {
+        "types": "./index.d.mts",
+        "default": "./build.mjs"
+      },
+      "require": {
+        "types": "./index.d.ts",
+        "default": "./build.js"
+      }
     },
     "./package.json": "./package.json"
   },
   "files": [
-    "*.d.ts",
-    "build.*"
+    "build.*",
+    "index.d.*"
   ],
   "author": {
     "name": "Luke Edwards",
@@ -27,4 +32,4 @@
   "publishConfig": {
     "access": "public"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/parse/index.d.ts b/packages/parse/index.d.ts
index 50e347b..ab3ef1d 100644
--- a/packages/parse/index.d.ts
+++ b/packages/parse/index.d.ts
@@ -10,7 +10,7 @@ export interface ParseOptions {
 	type?: string;
 }
 
-function parse<T extends IncomingMessage>(opts?: ParseOptions): Middleware<T>;
+declare function parse<T extends IncomingMessage>(opts?: ParseOptions): Middleware<T>;
 
 export {
 	parse,
diff --git a/packages/parse/package.json b/packages/parse/package.json
index b2ac44b..3478cc6 100644
--- a/packages/parse/package.json
+++ b/packages/parse/package.json
@@ -9,15 +9,20 @@
   "license": "MIT",
   "exports": {
     ".": {
-      "types": "./index.d.ts",
-      "import": "./build.mjs",
-      "require": "./build.js"
+      "import": {
+        "types": "./index.d.ts",
+        "default": "./build.mjs"
+      },
+      "require": {
+        "types": "./index.d.ts",
+        "default": "./build.js"
+      }
     },
     "./package.json": "./package.json"
   },
   "files": [
-    "*.d.ts",
-    "build.*"
+    "build.*",
+    "index.d.*"
   ],
   "author": {
     "name": "Luke Edwards",
@@ -27,4 +32,4 @@
   "publishConfig": {
     "access": "public"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/polka/index.d.mts b/packages/polka/index.d.mts
new file mode 100644
index 0000000..7375e44
--- /dev/null
+++ b/packages/polka/index.d.mts
@@ -0,0 +1,66 @@
+import type { IncomingMessage, ServerResponse } from 'http';
+import type { ListenOptions, Server } from 'net';
+import type { ParsedURL } from '@polka/url';
+import type { Trouter } from 'trouter';
+
+type Promisable<T> = Promise<T> | T;
+type ListenCallback = () => Promisable<void>;
+
+export interface IError extends Error {
+	code?: number;
+	status?: number;
+	details?: any;
+}
+
+export type NextHandler = (err?: string | IError) => Promisable<void>;
+export type ErrorHandler<T extends Request = Request> = (err: string | IError, req: T, res: Response, next: NextHandler) => Promisable<void>;
+export type Middleware<T extends IncomingMessage = Request> = (req: T & Request, res: Response, next: NextHandler) => Promisable<void>;
+
+export interface IOptions<T extends Request = Request> {
+	server?: Server;
+	onNoMatch?: Middleware<T>;
+	onError?: ErrorHandler<T>;
+}
+
+export type Response = ServerResponse;
+
+export interface Request extends IncomingMessage {
+	url: string;
+	method: string;
+	originalUrl: string;
+	params: Record<string, string>;
+	path: string;
+	search: string;
+	query: Record<string,string>;
+	body?: any;
+	_decoded?: true;
+	_parsedUrl: ParsedURL;
+}
+
+export interface Polka<T extends Request = Request> extends Trouter<Middleware<T>> {
+	readonly server: Server;
+	readonly wares: Middleware<T>[];
+
+	readonly onError: ErrorHandler<T>;
+	readonly onNoMatch: Middleware<T>;
+
+	readonly handler: Middleware<T>;
+	parse: (req: IncomingMessage) => ParsedURL;
+
+	use(pattern: RegExp|string, ...handlers: (Polka<T> | Middleware<T>)[]): this;
+	use(...handlers: (Polka<T> | Middleware<T>)[]): this;
+
+	listen(port?: number, hostname?: string, backlog?: number, callback?: ListenCallback): this;
+	listen(port?: number, hostname?: string, callback?: ListenCallback): this;
+	listen(port?: number, backlog?: number, callback?: ListenCallback): this;
+	listen(port?: number, callback?: ListenCallback): this;
+	listen(path: string, backlog?: number, callback?: ListenCallback): this;
+	listen(path: string, callback?: ListenCallback): this;
+	listen(options: ListenOptions, callback?: ListenCallback): this;
+	listen(handle: any, backlog?: number, callback?: ListenCallback): this;
+	listen(handle: any, callback?: ListenCallback): this;
+}
+
+export default function<T extends Request = Request>(
+	options?: IOptions<T>
+): Polka<T>;
diff --git a/packages/polka/index.d.ts b/packages/polka/index.d.ts
index 4c01652..d945760 100644
--- a/packages/polka/index.d.ts
+++ b/packages/polka/index.d.ts
@@ -6,59 +6,65 @@ import type { Trouter } from 'trouter';
 type Promisable<T> = Promise<T> | T;
 type ListenCallback = () => Promisable<void>;
 
-export interface IError extends Error {
-	code?: number;
-	status?: number;
-	details?: any;
-}
+declare namespace polka {
+	export interface IError extends Error {
+		code?: number;
+		status?: number;
+		details?: any;
+	}
 
-export type NextHandler = (err?: string | IError) => Promisable<void>;
-export type ErrorHandler<T extends Request = Request> = (err: string | IError, req: T, res: Response, next: NextHandler) => Promisable<void>;
-export type Middleware<T extends IncomingMessage = Request> = (req: T & Request, res: Response, next: NextHandler) => Promisable<void>;
+	export type NextHandler = (err?: string | IError) => Promisable<void>;
+	export type ErrorHandler<T extends Request = Request> = (err: string | IError, req: T, res: Response, next: NextHandler) => Promisable<void>;
+	export type Middleware<T extends IncomingMessage = Request> = (req: T & Request, res: Response, next: NextHandler) => Promisable<void>;
 
-export interface IOptions<T extends Request = Request> {
-	server?: Server;
-	onNoMatch?: Middleware<T>;
-	onError?: ErrorHandler<T>;
-}
+	export interface IOptions<T extends Request = Request> {
+		server?: Server;
+		onNoMatch?: Middleware<T>;
+		onError?: ErrorHandler<T>;
+	}
 
-export type Response = ServerResponse;
+	export type Response = ServerResponse;
 
-export interface Request extends IncomingMessage {
-	url: string;
-	method: string;
-	originalUrl: string;
-	params: Record<string, string>;
-	path: string;
-	search: string;
-	query: Record<string,string>;
-	body?: any;
-	_decoded?: true;
-	_parsedUrl: ParsedURL;
-}
+	export interface Request extends IncomingMessage {
+		url: string;
+		method: string;
+		originalUrl: string;
+		params: Record<string, string>;
+		path: string;
+		search: string;
+		query: Record<string,string>;
+		body?: any;
+		_decoded?: true;
+		_parsedUrl: ParsedURL;
+	}
 
-export interface Polka<T extends Request = Request> extends Trouter<Middleware<T>> {
-	readonly server: Server;
-	readonly wares: Middleware<T>[];
+	export interface Polka<T extends Request = Request> extends Trouter<Middleware<T>> {
+		readonly server: Server;
+		readonly wares: Middleware<T>[];
 
-	readonly onError: ErrorHandler<T>;
-	readonly onNoMatch: Middleware<T>;
+		readonly onError: ErrorHandler<T>;
+		readonly onNoMatch: Middleware<T>;
 
-	readonly handler: Middleware<T>;
-	parse: (req: IncomingMessage) => ParsedURL;
+		readonly handler: Middleware<T>;
+		parse: (req: IncomingMessage) => ParsedURL;
 
-	use(pattern: RegExp|string, ...handlers: (Polka<T> | Middleware<T>)[]): this;
-	use(...handlers: (Polka<T> | Middleware<T>)[]): this;
+		use(pattern: RegExp|string, ...handlers: (Polka<T> | Middleware<T>)[]): this;
+		use(...handlers: (Polka<T> | Middleware<T>)[]): this;
 
-	listen(port?: number, hostname?: string, backlog?: number, callback?: ListenCallback): this;
-	listen(port?: number, hostname?: string, callback?: ListenCallback): this;
-	listen(port?: number, backlog?: number, callback?: ListenCallback): this;
-	listen(port?: number, callback?: ListenCallback): this;
-	listen(path: string, backlog?: number, callback?: ListenCallback): this;
-	listen(path: string, callback?: ListenCallback): this;
-	listen(options: ListenOptions, callback?: ListenCallback): this;
-	listen(handle: any, backlog?: number, callback?: ListenCallback): this;
-	listen(handle: any, callback?: ListenCallback): this;
+		listen(port?: number, hostname?: string, backlog?: number, callback?: ListenCallback): this;
+		listen(port?: number, hostname?: string, callback?: ListenCallback): this;
+		listen(port?: number, backlog?: number, callback?: ListenCallback): this;
+		listen(port?: number, callback?: ListenCallback): this;
+		listen(path: string, backlog?: number, callback?: ListenCallback): this;
+		listen(path: string, callback?: ListenCallback): this;
+		listen(options: ListenOptions, callback?: ListenCallback): this;
+		listen(handle: any, backlog?: number, callback?: ListenCallback): this;
+		listen(handle: any, callback?: ListenCallback): this;
+	}
 }
 
-export default function <T extends Request = Request> (options?: IOptions<T>): Polka<T>;
+declare function polka<T extends polka.Request = polka.Request>(
+	options?: polka.IOptions<T>
+): polka.Polka<T>;
+
+export = polka;
diff --git a/packages/polka/package.json b/packages/polka/package.json
index db912cd..8508a2d 100644
--- a/packages/polka/package.json
+++ b/packages/polka/package.json
@@ -9,15 +9,20 @@
   "license": "MIT",
   "exports": {
     ".": {
-      "types": "./index.d.ts",
-      "import": "./build.mjs",
-      "require": "./build.js"
+      "import": {
+        "types": "./index.d.mts",
+        "default": "./build.mjs"
+      },
+      "require": {
+        "types": "./index.d.ts",
+        "default": "./build.js"
+      }
     },
     "./package.json": "./package.json"
   },
   "files": [
-    "*.d.ts",
-    "build.*"
+    "build.*",
+    "index.d.*"
   ],
   "author": {
     "name": "Luke Edwards",
diff --git a/packages/redirect/index.d.mts b/packages/redirect/index.d.mts
new file mode 100644
index 0000000..a044616
--- /dev/null
+++ b/packages/redirect/index.d.mts
@@ -0,0 +1,2 @@
+import type { ServerResponse } from 'http';
+export default function (res: ServerResponse, code?: number, location?: string): void;
diff --git a/packages/redirect/index.d.ts b/packages/redirect/index.d.ts
index a044616..81ad8a1 100644
--- a/packages/redirect/index.d.ts
+++ b/packages/redirect/index.d.ts
@@ -1,2 +1,5 @@
 import type { ServerResponse } from 'http';
-export default function (res: ServerResponse, code?: number, location?: string): void;
+
+declare function redirect(res: ServerResponse, code?: number, location?: string): void;
+
+export = redirect;
diff --git a/packages/redirect/package.json b/packages/redirect/package.json
index a93400e..2faa3cc 100644
--- a/packages/redirect/package.json
+++ b/packages/redirect/package.json
@@ -9,15 +9,20 @@
   "license": "MIT",
   "exports": {
     ".": {
-      "types": "./index.d.ts",
-      "import": "./build.mjs",
-      "require": "./build.js"
+      "import": {
+        "types": "./index.d.mts",
+        "default": "./build.mjs"
+      },
+      "require": {
+        "types": "./index.d.ts",
+        "default": "./build.js"
+      }
     },
     "./package.json": "./package.json"
   },
   "files": [
-    "*.d.ts",
-    "build.*"
+    "build.*",
+    "index.d.*"
   ],
   "author": {
     "name": "Luke Edwards",
@@ -27,4 +32,4 @@
   "publishConfig": {
     "access": "public"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/send/index.d.mts b/packages/send/index.d.mts
new file mode 100644
index 0000000..6d73313
--- /dev/null
+++ b/packages/send/index.d.mts
@@ -0,0 +1,3 @@
+import type { ServerResponse } from 'http';
+export type OutgoingHeaders = Record<string, string|string[]>;
+export default function (res: ServerResponse, status?: number, data?: any, headers?: OutgoingHeaders): void;
diff --git a/packages/send/index.d.ts b/packages/send/index.d.ts
index 6d73313..20dde6d 100644
--- a/packages/send/index.d.ts
+++ b/packages/send/index.d.ts
@@ -1,3 +1,14 @@
 import type { ServerResponse } from 'http';
-export type OutgoingHeaders = Record<string, string|string[]>;
-export default function (res: ServerResponse, status?: number, data?: any, headers?: OutgoingHeaders): void;
+
+declare namespace send {
+	export type OutgoingHeaders = Record<string, string|string[]>;
+}
+
+declare function send(
+	res: ServerResponse,
+	status?: number,
+	data?: any,
+	headers?: send.OutgoingHeaders
+): void;
+
+export = send;
diff --git a/packages/send/package.json b/packages/send/package.json
index 77394df..b492bdd 100644
--- a/packages/send/package.json
+++ b/packages/send/package.json
@@ -9,15 +9,20 @@
   "license": "MIT",
   "exports": {
     ".": {
-      "types": "./index.d.ts",
-      "import": "./build.mjs",
-      "require": "./build.js"
+      "import": {
+        "types": "./index.d.mts",
+        "default": "./build.mjs"
+      },
+      "require": {
+        "types": "./index.d.ts",
+        "default": "./build.js"
+      }
     },
     "./package.json": "./package.json"
   },
   "files": [
-    "*.d.ts",
-    "build.*"
+    "build.*",
+    "index.d.*"
   ],
   "author": {
     "name": "Luke Edwards",
@@ -30,4 +35,4 @@
   "publishConfig": {
     "access": "public"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/url/package.json b/packages/url/package.json
index f934d0e..89a5a03 100644
--- a/packages/url/package.json
+++ b/packages/url/package.json
@@ -16,8 +16,8 @@
     "./package.json": "./package.json"
   },
   "files": [
-    "*.d.ts",
-    "build.*"
+    "build.*",
+    "index.d.*"
   ],
   "author": {
     "name": "Luke Edwards",
@@ -27,4 +27,4 @@
   "publishConfig": {
     "access": "public"
   }
-}
\ No newline at end of file
+}