diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index ec2eec5d8..0eca0fa13 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -253,6 +253,7 @@ All definitions files include a header with the author and editors, so at some p
 * [Microsoft Live Connect](http://msdn.microsoft.com/en-us/library/live/hh243643.aspx) (by [John Vilk](https://github.com/jvilk))
 * [Minimatch](https://github.com/isaacs/minimatch) (by [vvakame](https://github.com/vvakame))
 * [minimist](https://github.com/substack/minimist) (by [Bart van der Schoor](https://github.com/Bartvds))
+* [Mithril](http://lhorie.github.io/mithril) (by [Leo Horie](https://github.com/lhorie) and [Chris Bowdon](https://github.com/cbowdon))
 * [Mixpanel](https://github.com/mixpanel/mixpanel-js) (by [Knut Eirik Leira Hjelle](https://github.com/hjellek))
 * [mixto](https://github.com/atom/mixto) (by [vvakame](https://github.com/vvakame))
 * [Modernizr](http://modernizr.com/) (by [Boris Yankov](https://github.com/borisyankov) and [Theodore Brown](https://github.com/theodorejb/))
diff --git a/mithril/mithril-tests.ts b/mithril/mithril-tests.ts
new file mode 100644
index 000000000..5ca26702c
--- /dev/null
+++ b/mithril/mithril-tests.ts
@@ -0,0 +1,55 @@
+/// <reference path="mithril.d.ts" />
+// This is the todolist example from http://lhorie.github.io/mithril/getting-started.html
+
+var todo = {
+
+    //the Todo class has two properties
+    Todo: function(data: any) {
+        this.description = m.prop(data.description);
+        this.done = m.prop(false);
+    },
+
+    //the TodoList class is a list of Todo's
+    TodoList: Array,
+
+    //the controller uses three model-level entities, of which one is a custom defined class:
+    //`Todo` is the central class in this application
+    //`list` is merely a generic array, with standard array methods
+    //`description` is a temporary storage box that holds a string
+    //
+    //the `add` method simply adds a new todo to the list
+    controller: function() {
+        this.list = new todo.TodoList();
+        this.description = m.prop("");
+
+        this.add = function() {
+            if (this.description()) {
+                this.list.push(new todo.Todo({description: this.description()}));
+                this.description("");
+            }
+        }.bind(this);
+    },
+
+    //here's the view
+    view: function(ctrl: any) {
+        return m("html", [
+            m("body", [
+                m("input", {onchange: m.withAttr("value", ctrl.description), value: ctrl.description()}),
+                m("button", {onclick: ctrl.add}, "Add"),
+                m("table", [
+                    ctrl.list.map(function(task: any) {
+                        return m("tr", [
+                            m("td", [
+                                m("input[type=checkbox]", {onclick: m.withAttr("checked", task.done), checked: task.done()})
+                            ]),
+                            m("td", {style: {textDecoration: task.done() ? "line-through" : "none"}}, task.description()),
+                        ])
+                    })
+                ])
+            ])
+        ]);
+    },
+};
+
+//initialize the application
+m.module(document, todo);
diff --git a/mithril/mithril.d.ts b/mithril/mithril.d.ts
new file mode 100644
index 000000000..39c9539f8
--- /dev/null
+++ b/mithril/mithril.d.ts
@@ -0,0 +1,69 @@
+// Type definitions for Mithril
+// Project: http://lhorie.github.io/mithril/
+// Definitions by: Leo Horie <https://github.com/lhorie>, Chris Bowdon <https://github.com/cbowdon>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+//Mithril type definitions for Typescript
+
+interface MithrilStatic {
+	(selector: string, attributes: Object, children?: any): MithrilVirtualElement;
+	(selector: string, children?: any): MithrilVirtualElement;
+	prop(value?: any): (value?: any) => any;
+	withAttr(property: string, callback: (value: any) => void): (e: Event) => any;
+	module(rootElement: Node, module: MithrilModule): void;
+	trust(html: string): String;
+	render(rootElement: Element, children?: any): void;
+	render(rootElement: HTMLDocument, children?: any): void;
+	redraw(): void;
+	route(rootElement: Element, defaultRoute: string, routes: { [key: string]: MithrilModule }): void;
+	route(rootElement: HTMLDocument, defaultRoute: string, routes: { [key: string]: MithrilModule }): void;
+	route(path: string, params?: any, shouldReplaceHistory?: boolean): void;
+	route(): string;
+	route(element: Element, isInitialized: boolean): void;
+	request(options: MithrilXHROptions): MithrilPromise;
+	deferred(): MithrilDeferred;
+	sync(promises: MithrilPromise[]): MithrilPromise;
+	startComputation(): void;
+	endComputation(): void;
+}
+
+interface MithrilVirtualElement {
+	tag: string;
+	attrs: Object;
+	children: any;
+}
+
+interface MithrilModule {
+	controller: Function;
+	view: Function;
+}
+
+interface MithrilDeferred {
+	resolve(value?: any): void;
+	reject(value?: any): void;
+	promise: MithrilPromise;
+}
+
+interface MithrilPromise {
+	(value?: any): any;
+	then(successCallback?: (value: any) => any, errorCallback?: (value: any) => any): MithrilPromise;
+}
+
+interface MithrilXHROptions {
+	method: string;
+	url: string;
+	user?: string;
+	password?: string;
+	data?: any;
+	background?: boolean;
+	unwrapSuccess?(data: any): any;
+	unwrapError?(data: any): any;
+	serialize?(dataToSerialize: any): string;
+	deserialize?(dataToDeserialize: string): any;
+	extract?(xhr: XMLHttpRequest, options: MithrilXHROptions): string;
+	type?(data: Object): void;
+	config?(xhr: XMLHttpRequest, options: MithrilXHROptions): XMLHttpRequest;
+}
+
+declare var Mithril: MithrilStatic;
+declare var m: MithrilStatic;