diff --git a/package.json b/package.json
index add9997..c0a5eb2 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,7 @@
   "version": "0.5.0",
   "description": "A virtual DOM library with focus on simplicity, modularity, powerful features and performance.",
   "main": "snabbdom.js",
+  "typgings": "type-definitions/snabbdom.d.ts",
   "directories": {
     "example": "examples",
     "test": "test"
diff --git a/type-definitions/snabbdom.d.ts b/type-definitions/snabbdom.d.ts
new file mode 100644
index 0000000..da51aa8
--- /dev/null
+++ b/type-definitions/snabbdom.d.ts
@@ -0,0 +1,148 @@
+export interface VNodeData {
+  // modules - use any because Object type is useless
+  props?: any;
+  attrs?: any;
+  class?: any;
+  style?: any;
+  dataset?: any;
+  on?: any;
+  hero?: any;
+  // end of modules
+  hook?: Hooks;
+  key?: string | number;
+  ns?: string; // for SVGs
+  fn?: () => VNode; // for thunks
+  args?: Array<any>; // for thunks
+}
+
+export interface VNode {
+  sel: string;
+  data?: VNodeData;
+  children?: Array<VNode | string>;
+  elm?: Element | Text;
+  text?: string;
+  key?: string | number;
+}
+
+export interface ThunkData extends VNodeData {
+  fn: () => VNode;
+  args: Array<any>;
+}
+
+export interface Thunk extends VNode {
+  data: ThunkData;
+}
+
+export type PreHook = () => any;
+export type InitHook = (vNode: VNode) => any;
+export type CreateHook = (emptyVNode: VNode, vNode: VNode) => any;
+export type InsertHook = (vNode: VNode) => any;
+export type PrePatchHook = (oldVNode: VNode, vNode: VNode) => any;
+export type UpdateHook = (oldVNode: VNode, vNode: VNode) => any;
+export type PostPatchHook = (oldVNode: VNode, vNode: VNode) => any;
+export type DestroyHook = (vNode: VNode) => any;
+export type RemoveHook = (vNode: VNode, removeCallback: () => void) => any;
+export type PostHook = () => any;
+
+export interface Hooks {
+  pre?: PreHook;
+  init?: InitHook;
+  create?: CreateHook;
+  insert?: InsertHook;
+  prepatch?: PrePatchHook;
+  update?: UpdateHook;
+  postpatch?: PostPatchHook;
+  destroy?: DestroyHook;
+  remove?: RemoveHook;
+  post?: PostHook;
+}
+
+export interface Module {
+  pre?: PreHook;
+  create?: CreateHook;
+  update?: UpdateHook;
+  destroy?: DestroyHook;
+  remove?: RemoveHook;
+  post?: PostHook;
+}
+
+export interface SnabbdomAPI<T> {
+  createElement(tagName: string): T;
+  createElementNS(namespaceURI: string, qualifiedName: string): T;
+  createTextNode(text: string): T;
+  insertBefore(parentNode: T, newNode: T, referenceNode: T): void;
+  removeChild(node: T, child: T): void;
+  appendChild(node: T, child: T): void;
+  parentNode(node: T): T;
+  nextSibling(node: T): T;
+  tagName(node: T): string;
+  setTextContent(node: T, text: string): void;
+}
+
+declare module "snabbdom" {
+  export interface PatchFunction {
+    (oldVNode: VNode, vnode: VNode): VNode;
+  }
+
+  export function init(modules: Object, api?: SnabbdomAPI<any>): PatchFunction;
+}
+
+declare module "snabbdom/vnode" {
+  export default function vnode(sel: string,
+                                data: VNodeData,
+                                children: Array<VNode | string>,
+                                text: string,
+                                elm: any): VNode;
+}
+
+declare module "snabbdom/is" {
+  export function array(x: any): boolean;
+  export function primitive(x: any): boolean;
+}
+
+declare module "snabbdom/thunk" {
+  export default function thunk(sel: string,
+                                key: string,
+                                render: (...state: Array<any>) => VNode,
+                                ...state: Array<any>): Thunk;
+}
+
+declare module "snabbdom/htmldomapi" {
+  let api: SnabbdomAPI<Element>;
+  export = api;
+}
+
+declare module "snabbdom/modules/class" {
+  let ClassModule: Module;
+  export = ClassModule;
+}
+
+declare module "snabbdom/modules/props" {
+  let PropsModule: Module;
+  export = PropsModule;
+}
+
+declare module "snabbdom/modules/attributes" {
+  let AttrsModule: Module;
+  export = AttrsModule;
+}
+
+declare module "snabbdom/modules/eventlisteners" {
+  let EventsModule: Module;
+  export = EventsModule;
+}
+
+declare module "snabbdom/modules/hero" {
+  let HeroModule: Module;
+  export = HeroModule;
+}
+
+declare module "snabbdom/modules/style" {
+  let StyleModule: Module;
+  export = StyleModule;
+}
+
+declare module "snabbdom/modules/dataset" {
+  let DatasetModule: Module;
+  export = DatasetModule;
+}