Hello World!
This simplest component just returns a statement.
Source code
return "Hello, world!";
Result
Fork the component
- Navigate to the component
 - Click on the menu icon in the top-right corner
 - Select 
Fork - Feel free to make any changes
 - Click on "Save" to deploy the component
 
Please note that to deploy the component, you'll need to sign in with a NEAR account and to make a deposit of a small amount of NEAR for the storage cost. This is because BOS uses the NEAR blockchain as its underneath.