Some useful resources or links:

API reference: "https://docs.aws.amazon.com/cdk/api/v2"
CDK workshop: "https://cdkworkshop.com/"
Community hub: "https://cdk.dev/" - including a slack channel
AWS CDK examples: "https://github.com/aws-samples/aws-cdk-examples"
CDK patterns: "https://cdkpatterns.com/"
Awesome CDK: "https://github.com/kolomied/awesome-cdk
AWS solutions constructs: "http://aws.amazon.com/solutions/constructs/
AWS developer blog: "https://aws.amazon.com/blogs/developer/category/developer-tools/aws-cloud-development-kit"
Stack overflow: "https://stackoverflow.com/questions/tagged/aws-cdk"
Github repository: "https://github.com/awslabs/aws-cdk" Issues: "https://github.com/awslabs/aws-cdk/issues" Examples: "https://github.com/aws-samples/aws-cdk-examples" Documentation store: "https://github.com/awsdocs/aws-cdk-guide" Licence: "https://github.com/awslabs/aws-cdk/blob/main/LICENSE" Releases: "https://github.com/awslabs/aws-cdk/releases"
AWS CDK sample for Cloud 9: "https://docs.aws.amazon.com/cloud9/latest/user-guide/sample-cdk.html"
AWS Cloud Formation concepts: "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cfn-whatis-concepts.html"
AWS Glossary: "https://docs.aws.amazon.com/general/latest/gr/glos-chap.html"

Resources for serverless apps with CDK

These tools can work with the AWS CDK to simplify serverless application development and deployment.