May UI

A web console for May, the local AWS-compatible cloud emulator. It talks to May directly from the browser using the AWS SDK for JavaScript.

Covers S3, SQS, DynamoDB, IAM, STS, EC2, RDS and CloudWatch Logs.

Quick start

Start May on http://localhost:4566, then:

npm install
npm run dev        # http://localhost:5173

Configuration

The endpoint, region and credentials can be changed on the Settings page and are saved in the browser. Defaults: http://localhost:4566, us-east-1, test / test.

To change the default endpoint at build time, set VITE_MAY_ENDPOINT:

VITE_MAY_ENDPOINT=http://may.local:4566 npm run build   # output in dist/

Scripts

Command
npm run dev	Start the dev server
npm run build	Type-check and build to dist/
npm run preview	Serve the built app
npm run lint	Lint with Oxlint