amplifier-bundle-browser-tester

May 1, 2026 ยท View on GitHub

Browser automation and testing bundle for Amplifier using agent-browser.

What This Does

Adds browser automation capabilities to any Amplifier session:

  • browser-operator - General browser automation (navigation, forms, screenshots, UX testing)
  • browser-researcher - Multi-page research and data extraction
  • visual-documenter - Screenshot documentation, QA evidence, responsive testing

Quick Start

Prerequisites

# Install agent-browser CLI (requires Node.js 18+)
npm install -g agent-browser

# Download Chromium
agent-browser install

# Linux only: system dependencies
agent-browser install --with-deps

Use as Active Bundle

amplifier bundle add ./bundle.md --name browser-tester
amplifier bundle use browser-tester
amplifier

Include in Your Bundle

# your-bundle.md frontmatter
includes:
  - bundle: git+https://github.com/microsoft/amplifier-bundle-browser-tester@main

Use the Behavior Only

# your-behavior.yaml
includes:
  - bundle: browser-tester:behaviors/browser

Agents

AgentPurposeExample
browser-operatorGeneral automation"Go to github.com and find trending repos"
browser-researcherResearch & extraction"Research pricing of top 3 CRM competitors"
visual-documenterScreenshots & docs"Screenshot landing page at different viewports"

Recipes

RecipePurpose
competitive-researchResearch competitors and produce comparison reports
form-automationAutomate form filling with provided data
visual-auditCapture screenshots across multiple pages

Example Recipes

RecipePurpose
quick-demoQuick browser automation demo
verify-deployed-appVerify a deployed app works
check-status-pageCheck a status page
extract-dynamic-contentExtract content from JS-heavy pages
monitor-competitor-pricingMonitor competitor pricing changes

Architecture

This bundle follows the context sink pattern:

  • Root session gets thin awareness (~70 lines) via context.include
  • Agents carry heavy documentation (~1000+ lines) loaded only on spawn
  • Works when used directly, as an app bundle, or composed into other bundles

Attribution

This bundle consolidates work from:

See NOTICE for full attribution.

Contributing

Note

This project is not currently accepting external contributions, but we're actively working toward opening this up. We value community input and look forward to collaborating in the future. For now, feel free to fork and experiment!

Most contributions require you to agree to a Contributor License Agreement (CLA) declaring that you have the right to, and actually do, grant us the rights to use your contribution. For details, visit Contributor License Agreements.

When you submit a pull request, a CLA bot will automatically determine whether you need to provide a CLA and decorate the PR appropriately (e.g., status check, comment). Simply follow the instructions provided by the bot. You will only need to do this once across all repos using our CLA.

This project has adopted the Microsoft Open Source Code of Conduct. For more information see the Code of Conduct FAQ or contact opencode@microsoft.com with any additional questions or comments.

Trademarks

This project may contain trademarks or logos for projects, products, or services. Authorized use of Microsoft trademarks or logos is subject to and must follow Microsoft's Trademark & Brand Guidelines. Use of Microsoft trademarks or logos in modified versions of this project must not cause confusion or imply Microsoft sponsorship. Any use of third-party trademarks or logos are subject to those third-party's policies.

License

MIT - See LICENSE