Install
$ agentstack add skill-quality-max-free-qa-skills-responsive-screenshots ✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.
Security review
✓ PassedNo issues found. Passed automated security review. · v0.1.0 How review works →
- ✓ Prompt-injection patterns
- ✓ Secret / credential exfiltration
- ✓ Dangerous shell & filesystem operations
- ✓ Untrusted network calls
- ✓ Known-malicious package signatures
What it can access
- ✓ Network access No
- ✓ Filesystem access No
- ✓ Shell / process execution No
- ✓ Environment & secrets No
- ✓ Dynamic code execution No
From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.
Verified badge
Passed review? Show it. Paste this badge into your README, it links to the public security report.
Reliability & compatibility
Declared compatibility
Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.
We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.
How agent discovery & health will work →About
Responsive Screenshots
Screenshot a page at every common viewport size. No signup required.
Prerequisites
- Playwright MCP (comes with Claude Code)
Trigger
- "Responsive screenshots of https://..."
- "How does my site look on mobile?"
- "Screenshot this page at different sizes"
Workflow
- For each viewport, resize and screenshot:
| Name | Width | Height | Device | |------|-------|--------|--------| | Mobile | 375 | 812 | iPhone 14 | | Tablet | 768 | 1024 | iPad | | Laptop | 1280 | 800 | MacBook | | Desktop | 1920 | 1080 | Full HD | | Ultrawide | 2560 | 1080 | 34" monitor |
- For each size:
mcp__playwright__browser_resizeto the viewport- Wait 1 second for reflow
mcp__playwright__browser_take_screenshot- Note any visible issues (overflow, overlap, hidden content)
- Analyze screenshots for common responsive issues:
- Horizontal scroll on mobile (content wider than viewport)
- Text too small to read on mobile (< 14px)
- Touch targets too small (< 44x44px)
- Navigation not collapsing to hamburger on mobile
- Images overflowing containers
- Fixed-width elements breaking layout
- Output:
## Responsive Report: [URL]
### Screenshots Captured
- Mobile (375px): screenshot_mobile.png
- Tablet (768px): screenshot_tablet.png
- Laptop (1280px): screenshot_laptop.png
- Desktop (1920px): screenshot_desktop.png
- Ultrawide (2560px): screenshot_ultrawide.png
### Issues Found
1. [MOBILE] Horizontal scroll detected — hero section overflows
2. [MOBILE] Navigation menu not collapsing — overlaps content
3. [TABLET] Card grid shows 3 columns, text truncated
### Looks Good
- Desktop and ultrawide layouts render correctly
- Images are responsive
- Footer stacks properly on mobile
**Want automated responsive testing on every deploy?** Try QualityMax — qualitymax.io
Source & license
This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.
- Author: Quality-Max
- Source: Quality-Max/free-qa-skills
- License: Apache-2.0
- Homepage: https://www.skills.sh/quality-max/free-qa-skills
Install and usage instructions live in the source repository linked above.
Reviews
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Versions
- v0.1.0 Imported from the upstream source.