gstack

Automate QA workflows with a headless Chromium browser to navigate, interact, verify, and document websites.

Updated Mar 27, 2026

Search Tags:#screenshots #browser automation #bug reproduction #QA testing #headless chromium #site validation

Ready to run

npx skills add https://github.com/BaGyun0107/harness-starterkit --skill gstack-bagyun0107

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: gstack
Source: https://github.com/BaGyun0107/harness-starterkit/tree/main/.agents/skills/gstack
Command: npx skills add https://github.com/BaGyun0107/harness-starterkit --skill gstack-bagyun0107

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires puppeteer, playwright, chromium, and includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill provides a headless browser environment to automate QA testing, bug reproducibility, and site validation, reducing manual testing effort and increasing reliability.

Core Features & Use Cases

Automated Site Testing: Navigate pages, interact with elements, verify visual and functional states.
Bug Reproduction & Documentation: Capture screenshots, compare DOM changes, record console logs to troubleshoot issues.
Use Case: Developers can automatically run visual regressions or interaction tests before deploying a new feature, ensuring quality and consistency.

Quick Start

Use the gstack skill to run an automated test on your website URL and capture a screenshot.

Frequently Asked Questions about gstack

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I automate QA testing with a headless browser to verify site behavior?▼

Automated QA testing uses a headless Chromium browser to navigate pages, interact with elements, and verify website behavior, reducing manual effort and increasing testing reliability.

Can I capture screenshots and console logs for bug reproduction using browser automation?▼

Yes, browser automation captures screenshots, compares DOM changes, and records console logs to troubleshoot issues, providing accurate documentation for bug reproduction and site validation.

Does this automated site testing skill work with Puppeteer and Playwright?▼

Yes, the automated site testing skill implements workflows using Puppeteer and Playwright dependencies to drive a headless Chromium browser for navigating and interacting with web pages.

What is the best way to run visual regression tests before deploying a new feature?▼

Running visual regression tests via automated headless browser workflows captures screenshots and compares DOM changes, ensuring visual and functional consistency before deploying new features.

When should I use a headless Chromium environment for site validation?▼

Use a headless Chromium environment for site validation when you need to automate QA testing, increase bug reproducibility, and reduce manual testing effort without launching a visible browser interface.