The Currency Converter Add-In for Microsoft Excel is a simple Office Add-In which has been created for demonstration purpose. This sample is licensed under MIT.
To compile and run the application locally, clone or download the project and execute the following commands in the project directory.
$ npm install
$ npm start
To start the Excel Add-In on the desktop, go to the project directory and execute the command
$ npm run sideload
If you do changes in the manifest, those should be validated using the command
$ npm validate