text: **Use services instead of custom code**
  
  Serverless applications usually comprise several AWS services, integrated with custom code run 
  
  in Lambda functions. While Lambda can be integrated with most AWS services, the services most 
  
  commonly used in serverless applications are: 
  
  **Commonly used AWS services in serverless applications**
  
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              [html]<thead><tr><td>Category</td><td>AWS service</td></tr></thead><tbody><tr><td>Compute</td><td>Lambda</td></tr><tr><td>Data storage</td><td>Amazon S3, DynamoDB, Amazon RDS</td></tr><tr><td>API</td><td>API Gateway</td></tr><tr><td>Application integration</td><td>EventBridge, Amazon SNS, Amazon SQS</td></tr><tr><td>Orchestration</td><td>Step Functions</td></tr><tr><td>Streaming data and analytics</td><td>Amazon Data Firehose</td></tr></tbody>
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