Boto3 is the official AWS SDK for Python, allowing you to interact with AWS services programmatically.It enables developers to create, configure, and manage AWS services, automate cloud workflows, and integrate AWS into Python apps.The installation and setup process involves installing Boto3 and configuring AWS credentials.Boto3 provides basic operations for listing S3 buckets, launching an EC2 instance, and invoking a Lambda function, among other common use cases.