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Cloudformation To Pulumi

Official
pulumi·vlatest·cloud·Apache-2.0

Converts AWS CloudFormation templates into equivalent Pulumi code, simplifying infrastructure-as-code migration and leveraging Pulumi's features.

Install on your platform

Showing Claude Code. One command installs this skill into any of the agents below.

  1. 1

    Run this in your project

    terminal
    $ npx skills add pulumi/agent-skills --skill cloudformation-to-pulumi -a claude-code
  2. Uses the open-source skills CLI and needs Node.js. Add -g to install it for your user instead of this project.

What we know about this skill

Publisher

pulumi

Matched to the vendor's own GitHub organisation.

Install target

Live repository

Not pinned. Installing fetches whatever the repository holds at the time you run the command.

No human has reviewed this code. The checks below are a static scan of the files at one commit — nobody has run this skill or judged whether it works. A skill runs with whatever access you give your agent, so read the source before you install it.

Automated safety checks

scanned

This skill passed all 6 checks. We read its files at one commit and looked for the things that make a skill dangerous to run — not for whether it works.

  • Declares what it does: passed

    SKILL.md parses and declares a name and a description.

    SKILL.md exists, its frontmatter parses, and it declares a name and a description.

  • No undeclared network calls: passed

    Makes no network calls.

    Every host the skill dials — from its scripts, its config endpoints or the commands it tells the agent to run — is either well-known package and API infrastructure or declared in its own frontmatter. Links in documentation are not counted.

  • No obfuscated payloads: passed

    No encoded or obfuscated payloads.

    No base64, hex or compressed blob is decoded and then executed, and no encoded shell commands.

  • No credential access: passed

    Reads no keys, tokens, keychains or credential files.

    Neither the code nor the SKILL.md instructions read SSH keys, cloud credentials, keychains, token stores, browser cookie databases or dotfiles that hold secrets.

  • No pipe-to-shell installers: passed

    No pipe-to-shell or download-and-run installers.

    No `curl … | sh` pattern, in the code or in the instructions, that runs code fetched at run time.

  • Pinned to a commit: passed

    Scanned pulumi/agent-skills at 9b794aec9c.

    The exact upstream commit SHA that was scanned is recorded, so the result refers to specific bytes.

Scanned
5 files, 462 lines
This is a static scan, not a review. It reads the skill's files; it does not run them, and it cannot tell you whether the skill is any good or whether the code does what its description says. A skill runs with whatever access you give your agent.
What each check looks for →

About this skill

What it does

This skill enables AI agents to automatically convert AWS CloudFormation templates into Pulumi programs. It parses Infrastructure as Code definitions written in JSON or YAML and generates equivalent, executable Pulumi code for deployment.

When to use it

  • You have existing legacy infrastructure defined in CloudFormation but want to migrate to Pulumi's type-safe programming model.
  • You need to refactor complex JSON/YAML templates into more maintainable Python, TypeScript, or Go scripts.
  • Your team is transitioning from AWS-native IaC tools to a unified Pulumi workflow across multiple cloud providers.
  • You require immediate code generation to bootstrap new projects based on proven CloudFormation architectures.

Key capabilities

  • Parses standard AWS CloudFormation JSON and YAML templates.
  • Generates idiomatic Pulumi programs in Python, TypeScript, or Go.
  • Preserves resource definitions, properties, and logical dependencies from the source template.
  • Handles complex nested stacks and parameter mappings during conversion.

Example prompts

  • "Convert this AWS CloudFormation S3 bucket template into a Pulumi Python program."
  • "Migrate my existing CloudFormation VPC configuration to Pulumi TypeScript with updated security group rules."
  • "Generate a Pulumi Go stack that replicates the resources defined in this JSON CloudFormation file."

Tips & gotchas

Ensure your input CloudFormation templates are syntactically valid before conversion, as errors will propagate to the generated code. While the tool handles standard resources well, manually review complex custom resource types or specific AWS feature flags post-generation to ensure full functional parity.