anvil

README

Cloud infrastructure that's secure by default — not by accident.

TypeScript, Python, and Go SDKs built on Pulumi.

Get Started · Docs · Components

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Anvil wraps raw cloud resources into opinionated, production-ready components. Instead of a 200-line Terraform module or a Pulumi program full of copy-pasted security configuration, you declare what you need — a bucket, a function, a queue — and Anvil fills in the defaults a production system actually requires:

• Public access blocked and encryption on across storage, compute, and networking
• Least-privilege IAM, wired between resources with grants
• Audit logging where it matters
• Enforced tagging, so costs are attributable from day one
• Aligned to SOC 2 and ISO 27001 controls — not certified out of the box, but configured to do the heavy lifting when you're building toward compliance

Components start from the secure configuration and let you opt out or override, rather than starting from nothing and hoping you remembered everything.

Install Anvil

macOS / Linux

curl -fsSL https://raw.githubusercontent.com/anvil-cloud/anvil/master/install.sh | sh

Windows (PowerShell)

irm https://raw.githubusercontent.com/anvil-cloud/anvil/master/install.ps1 | iex

Installs anvil and the provider to /usr/local/bin. Works on Apple Silicon and Intel.

Quickstart

anvil init --name my-app --lang ts
cd my-app
npm install

Declare a bucket in anvil.config.ts:

import { App } from '@anvil-cloud/sdk';
import * as anvil from '@anvil-cloud/sdk';

export default new App({
  defaults: {
    tags: {
      project: 'my-app',
      costCenter: 'platform-eng',
    },
  },
  run(ctx) {
    const uploads = new anvil.aws.Bucket('uploads');

    ctx.export('bucketName', uploads.bucketName);
  },
});

The bucket is private and encrypted without any extra arguments. Preview, deploy, and tear down:

anvil preview
anvil deploy
anvil destroy --stage <stage>

destroy keeps protected resources that hold data (DSQL clusters, DynamoDB tables, Cognito user pools). Add --force to delete them too.

See the Quickstart for Python and Go.

Permissions without writing IAM

Resources grant each other access. Anvil writes the least-privilege IAM policy, scoped to exactly the actions and paths you ask for:

run(ctx) {
  const uploads = new anvil.aws.Bucket('uploads');

  const resize = new anvil.aws.Lambda('resize', {
    runtime: 'nodejs22.x',
    entry: 'functions/resize/index.ts',
    handler: 'handler',
  });

  // Read-only, and only under incoming/
  uploads.grantRead(resize, ['incoming/*']);
},

No ARNs to wire, no s3:* policies left over from debugging.

Compliance scanning built in

Add one block to your app and Anvil scans what you deployed against the frameworks you're working toward, using Prowler:

export default new App({
  compliance: {
    frameworks: ['soc2', 'iso27001', 'cis'],
    schedule: 'daily',
    scanOnDeploy: true,
  },
  run(ctx) {
    // ...
  },
});

anvil compliance scan        # scan this app's resources now
anvil compliance status      # latest results
anvil compliance dashboard   # open a local dashboard of findings

Supported frameworks include SOC 2, ISO 27001, CIS, NIST 800-53, PCI DSS, HIPAA, GDPR, NIS2, DORA, FedRAMP, and the ASD Essential Eight. Results stay in your own AWS account.

Three SDKs, one engine

Every component behaves identically across all three SDKs.

Language	Package	Requirement
TypeScript	npm install @anvil-cloud/sdk	Node.js 18+
Python	pip install anvil-cloud	Python 3.9+
Go	go get github.com/anvil-cloud/anvil/sdk/go/anvil	Go 1.25+

Comparing Anvil

The same image upload stack built five ways.

Framework	Infra lines	Components	Manual permissions	Deploys with
Anvil	58	4	1	Pulumi engine
CDK	74 (1.3×)	7 (1.8×)	1 (1.0×)	CloudFormation
CloudFormation	134 (2.3×)	12 (3.0×)	4 (4.0×)	CloudFormation
Pulumi	150 (2.6×)	17 (4.3×)	6 (6.0×)	Pulumi engine
Terraform	194 (3.3×)	17 (4.3×)	7 (7.0×)	Terraform engine

Components

AWS

Category	Components
Compute	Lambda
Storage	Bucket
Database	DynamoDB, DSQL, DSQLConnect
Networking	Vpc, VpcEndpoint
Messaging	Queue, EventBus
API & Auth	HttpApi, CognitoUserPool, CognitoAuth, OAuthAuthorizer
Hosting	SvelteKitSite
Security	Waf, ComplianceScanner

GCP (early): StorageBucket, Function

Full arguments, outputs, and examples for each are in the component docs.

Local development

Prerequisites: Go 1.25+, Node.js 18+, Python 3.9+, Pulumi CLI

git clone https://github.com/anvil-cloud/anvil.git
cd anvil
go run ./build build

Add bin/ to your PATH to use the local provider:

export PATH="$PATH:$(pwd)/bin"

Build commands

Command	What it does
go run ./build build	Full pipeline: generate → merge → registry → compile → SDKs
go run ./build binary	CLI binary only (fast, for CLI-only changes)
go run ./build build-provider	Compile the provider binary
go run ./build install	Build and install anvil + the provider to /usr/local/bin
go run ./build build-sdk	Generate + build the Node.js SDK
go run ./build gen-python-sdk	Generate Python SDK
go run ./build clean	Remove build artifacts

Contributing

Contributions are welcome, from typo fixes to new components.

• Start with a good first issue
• Ask questions or share ideas in Discussions
• Read CONTRIBUTING.md for setup and how a component is put together

If Anvil saves you time, a ⭐ helps other people find it.

License

Apache-2.0