diff --git a/siesta/siesta-tests.ts b/siesta/siesta-tests.ts
new file mode 100644
index 000000000..2439ff84f
--- /dev/null
+++ b/siesta/siesta-tests.ts
@@ -0,0 +1,10 @@
+/// <reference path="siesta.d.ts" />
+
+StartTest(function (t: Siesta.Test) {
+});
+
+startTest(function (t: Siesta.Test) {
+});
+
+describe(function (t: Siesta.Test) {
+});
\ No newline at end of file
diff --git a/siesta/siesta.d.ts b/siesta/siesta.d.ts
new file mode 100644
index 000000000..6a368ced7
--- /dev/null
+++ b/siesta/siesta.d.ts
@@ -0,0 +1,173 @@
+declare function StartTest(testScript: (t: Siesta.Test) => void): void;
+
+declare var startTest: typeof StartTest;
+
+declare var describe: typeof StartTest;
+
+declare module Siesta {
+    export class Harness {
+    }
+
+    export module Harness {
+        export class Browser {
+        }
+
+        export module Browser {
+            export class ExtJS {
+            }
+
+            export class ExtJSCore {
+            }
+
+            export class SenchaTouch {
+            }
+        }
+
+        export class NodeJS {
+        }
+    }
+
+    export class Test {
+    }
+
+    export module Test {
+        export class Action {
+        }
+
+        export module Action {
+            export module Role {
+                export class HasTarget {
+                }
+            }
+
+            export class Click {
+            }
+
+            export class Done {
+            }
+
+            export class DoubleClick {
+            }
+
+            export class DoubleTap {
+            }
+
+            export class Drag {
+            }
+
+            export class Eval {
+            }
+
+            export class LongPress {
+            }
+
+            export class MouseDown {
+            }
+
+            export class MouseUp {
+            }
+
+            export class MoveCursor {
+            }
+
+            export class MoveCursorTo {
+            }
+
+            export class RightClick {
+            }
+
+            export class Swipe {
+            }
+
+            export class Tap {
+            }
+
+            export class Type {
+            }
+
+            export class Wait {
+            }
+        }
+
+        export class BDD {
+        }
+
+        export module BDD {
+            export class Expectation {
+            }
+        }
+
+        export class ExtJS {
+        }
+
+        export module ExtJS {
+            export class Ajax {
+            }
+
+            export class Component {
+            }
+
+            export class DataView {
+            }
+
+            export class Element {
+            }
+
+            export class FormField {
+            }
+
+            export class Grid {
+            }
+
+            export class Observable {
+            }
+
+            export class Store {
+            }
+        }
+
+        export module Simulate {
+            export class Event {
+            }
+
+            export class Keyboard {
+            }
+
+            export module KeyCodes {
+            }
+
+            export class Mouse {
+            }
+        }
+
+        export class ActionTarget {
+        }
+
+        export class Browser {
+        }
+
+        export class Date {
+        }
+
+        export class Element {
+        }
+
+        export class ExtJSCore {
+        }
+
+        export class Function {
+        }
+
+        export class jQuery {
+        }
+
+        export class More {
+        }
+
+        export class SenchaTouch {
+        }
+
+        export class TextSelection {
+        }
+    }
+}
\ No newline at end of file