diff --git a/di-lite/di-lite.d.ts b/di-lite/di-lite.d.ts
new file mode 100644
index 000000000..fe279b60a
--- /dev/null
+++ b/di-lite/di-lite.d.ts
@@ -0,0 +1,58 @@
+// Type definitions for di-lite 0.3.3
+// Project: https://github.com/NickQiZhu/di.js
+// Definitions by: Timothy Morris <https://github.com/dcrusader>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+interface di {
+    version: string;
+    createContext(): CreateContext;
+    dependencyExpression(depExp: string): string;
+    entry(name: string, ctx: CreateContext);
+    strategy: Strategy;
+    factory: Factory;
+    utils: Utils;
+}
+
+interface CreateContext {
+    map: Object;
+    entry(name: string): Object;
+    register(name: string, service: any): CreateContext;
+    has(name: string): boolean;
+    "get"(name: string): any;
+    create(name: string, args: any)
+    initialize(): void;
+    clear(): void;
+    inject(name: string, o: Object, dependencies: string): Object;
+    ready(o: Function): Object;
+    ready(o: Object): Object;
+}
+
+interface Entry {
+    create(newArgs: any): Entry;
+    object(): Object;
+    object(o: Object): Entry;
+    strategy(s: Function): Entry;
+    type(t: any): Entry;
+    dependencies(d: string): Entry;
+    args(a: any): Entry;
+    factory(f: Function): Entry;
+}
+
+interface Strategy {
+    proto(name: string, object: Object, type: any, args: any, ctx: CreateContext, dependencies: string): Object;
+    singleton(name: string, object: Object, type: any, args: any, ctx?: CreateContext, dependencies?: string): Object;
+}
+
+interface Factory {
+    "constructor"(type: any, args: any): Object;
+    func(type: any, args: any): any;
+}
+
+interface Utils {
+    invokeStmt(args: any, op: string): string;
+}
+
+declare var di: di;
+declare module "di" {
+    export = di;
+}