It generates a starter project for in your favourite languages. my case typescript and node. The massively makes it easy for the project to be deployed to aws with a single command creating services that your serverless applications will need like IAM roles, Lambda function, s3 buckets cloud watch log streams all in a very short time.

allows you to fully leverage the potential of serverless functions from the best public cloud providers without vendor lock-in

Very well documented framework with great use cases. The ability to manage your application as it sits and link the resources of your hosting provider in a template. Also the community driven architecture really makes anything possible with this solution.