typescriptsDecoratorWithSystemjs to load module on browser we need to add these scripts <script src="node_modules/systemjs/dist/system.js"></script> <script> var config = { packages: { "out": { defaultExtension: "js" } } } System.config(config); SystemJS.import('out/index'); </script> also we need add tsconfig.json file with below as module , So that it can recognized by systemjs loader "module": "system", install lite-server globally , it will deploy the code on a simple server npm install lite-server -g run lite-server from root folder lite-server