Too Long; Didn't Read
An often underused feature of the Serverless framework is the <a href="https://serverless.com/framework/docs/providers/aws/cli-reference/invoke-local/" target="_blank">invoke local</a> command, which runs your code locally by emulating the AWS Lambda environment. Granted, it’s not a perfect simulation and only works with Node.js and Python, but it has been good enough for most of local development needs.