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AWS CDK

aws.amazon.com

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Spec score 8.0 #7 of 31 in Infrastructure as Code Tools

What it is

AWS CDK is a framework for defining AWS cloud application infrastructure with familiar programming languages and deploying it through AWS CloudFormation. Stable bindings are available for TypeScript, JavaScript, Python, Java, C#/.NET, and Go. The AWS Construct Library supplies reusable constructs for AWS services and features. CDK Pipelines supports CI/CD deployment to testing, integration, and production environments. In Visual Studio Code, the AWS CDK Explorer preview can browse projects, stacks, resources, and policies. The tool supports AWS only and provides managed state, policy as code, drift detection, importing existing resources, and self-hosted execution. CDK itself has no charge, although deployed AWS resources may incur charges. Developers need Node.js 22.x or later regardless of application language. Deployments use configured AWS credentials and IAM roles. AWS recommends IAM security practices, and custom constructs cannot guarantee compliance because general-purpose code can bypass their checks.

Spec sheet

Purpose
AWS CDK lets you define cloud application resources using familiar programming languages.Read 5 Oct 2026 · aws.amazon.com
Intended users
AWS describes CDK as a framework for developers and administrators defining cloud infrastructure with supported programming languages.Read 5 Oct 2026 · docs.aws.amazon.com
CI/CD
CDK Pipelines supports deploying applications through CI/CD pipelines to testing, integration, and production environments.Read 5 Oct 2026 · docs.aws.amazon.com
Company background
Amazon Web Services is part of Amazon and launched in 2006.Read 5 Oct 2026 · aws.amazon.com
Construct library
The AWS Construct Library provides reusable constructs covering many AWS services and features.Read 5 Oct 2026 · aws.amazon.com
Deployment security
CDK deployments use configured AWS credentials and IAM roles, and AWS recommends managing access according to IAM security best practices.Read 5 Oct 2026 · docs.aws.amazon.com
IDE integration
AWS CDK Explorer is a preview feature in the AWS Toolkit for Visual Studio Code for browsing CDK projects, stacks, resources, and policies.Read 5 Oct 2026 · aws.amazon.com
Infrastructure as code
CDK applications define AWS infrastructure in supported programming languages and deploy it through AWS CloudFormation.Read 5 Oct 2026 · docs.aws.amazon.com
Languages
The stable language bindings are TypeScript, JavaScript, Python, Java, C#/.NET, and Go.Read 5 Oct 2026 · docs.aws.amazon.com
Prerequisite
AWS CDK developers require Node.js 22.x or later, regardless of the application language they use.Read 5 Oct 2026 · docs.aws.amazon.com
Resource costs
Using the CDK itself has no charge, while AWS resources deployed with it can incur charges.Read 5 Oct 2026 · aws.amazon.com
Security limitation
CDK cannot guarantee that custom constructs enforce compliance because general-purpose code can bypass their checks.Read 5 Oct 2026 · docs.aws.amazon.com

Plans and prices

AWS CDK Free No charge for using AWS CDK; pay for AWS resources deployed by the tool. Charges may apply for deployed AWS resources Read 5 Oct 2026 · aws.amazon.com

Every AWS CDK plan and price →

Strong points and limits

Strong points

  • Bindings for six programming languages
  • Reusable AWS Construct Library
  • CI/CD support through CDK Pipelines
  • Managed state and drift detection
  • Free tool usage

Limits

  • Deployed AWS resources may incur charges
  • Requires Node.js 22.x or later
  • Supports AWS only
  • Custom constructs cannot guarantee compliance

Who it suits

It suits developers and administrators defining AWS infrastructure in general-purpose languages. It runs on Linux, macOS, and Windows and targets AWS deployments.

Verdict

AWS CDK lets teams express AWS infrastructure as code and deploy it with CloudFormation. Its free tool cost does not remove charges for resources, and Node.js plus IAM requirements should be planned.

Where Specifiction places it

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