AWS Tab Closer

Automatically closes tabs opened by AWS CLI login and AWS VPN. Available for Firefox and Chrome.

Forked from AWS-VPN-Tab-Closer.

Install

Firefox

Download from Firefox Add Ons Store or releases.

Chrome

Download from Chrome Web Store or releases.

How it works

When you run aws sso login or connect to AWS VPN, a local browser tab opens. This extension detects the success page and closes it automatically.

Detected URLs:

• http://127.0.0.1:*/oauth/callback* (AWS CLI)
• http://127.0.0.1:35001/* (AWS VPN)

Development

Prerequisites

• Node.js v22+
• Yarn v4.12.0+

Quick Start

# Install dependencies
yarn install

# Build browser-specific files from templates
yarn build

# Test Firefox
yarn test:firefox

# Test Chrome
yarn test:chrome

# Lint
yarn lint

# Package for release
yarn package

# Sign for firefox with
yarn build
source .env && yarn sign:firefox

Project Structure

• config.json — Metadata, version, and permissions for both browsers
• common/ — Browser-agnostic source code (templates)
• build.sh — Generates Firefox/Chrome manifests and code from templates
• firefox/ & chrome/ — Auto-generated; don't edit directly

Making Changes

1. Edit common/*.js (source code) or config.json (metadata/version)
2. Run yarn build to regenerate browser-specific files
3. Test with yarn test:firefox or yarn test:chrome
4. Commit and create a GitHub release to trigger automated builds

Releasing

1. Update version in config.json
2. Commit: git commit -am "Release v1.2.0"
3. Tag: git tag v1.2.0 && git push origin v1.2.0
4. Workflow auto-builds and uploads signed Firefox XPI + Chrome ZIP to release assets

To publish to stores manually:

• Firefox: Upload release XPI to AMO
• Chrome: Upload release ZIP to Web Store

Privacy

No data collection. The extension only reads local page content to detect AWS success messages.

License

MIT