gstack

Launch a Playwright-backed headless browser for QA testing and live-site verification.

1|Updated May 27, 2026

Search Tags:#automation #screenshots #qa #cli #playwright #browser #headless

Ready to run

npx skills add https://github.com/mi179/claude-skills --skill gstack-mi179

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: gstack
Source: https://github.com/mi179/claude-skills/tree/main/user/gstack
Command: npx skills add https://github.com/mi179/claude-skills --skill gstack-mi179

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

GStack provides a fast, headless browser environment for QA testing, live-site verification, and product dogfooding, with AI-assisted workflows to speed up test creation, execution, and evidence collection.

Core Features & Use Cases

Headless browser automation for functional QA, UI validation, and form interactions.
Annotated screenshots and diffing to capture changes across deployments.
Real-world use: run comparative checks across builds, collect logs, and ship fixes with confidence.

Quick Start

Install and run the gstack browser, then trigger a QA session against your target site.

Frequently Asked Questions about gstack

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

FAQPage Schema

How do I automate headless browser QA for live-site verification?▼

This Skill runs headless browser automation for functional QA by driving Playwright-backed Chromium sessions, allowing you to validate UI interactions and execute regression checks against target sites.

Can I capture annotated screenshots to diff UI changes across deployments?▼

Yes, headless browser automation can capture annotated screenshots and perform visual diffing to track UI changes across deployments, providing evidence for regression checks and build comparisons.

Do I need a local Bun environment to run Playwright-backed Chromium sessions?▼

Yes, you need a local Bun environment and the gstack binaries installed to drive the Playwright-backed Chromium sessions required for executing AI-assisted headless browser automation tasks.

What is AI-assisted headless browser testing and how does it speed up test creation?▼

AI-assisted headless browser testing uses artificial intelligence to accelerate test creation and execution for product dogfooding, generating automated QA workflows and collecting evidence faster than manual scripting.

Does this tool work for regression checks across multiple product builds?▼

Yes, the headless browser environment is specifically designed for regression checks across multiple builds, enabling you to run comparative checks, collect logs, and ship fixes with confidence.