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Get Started Free →alinaqi/visual-validation-autonomous-screenshot-verification
Every UI change should be visually verified before it ships. Peekaboo captures pixel-accurate screenshots. The system compares before/after and flags visual regressions. No manual "looks good to me" — the machine verifies what the machine built.
Passed 20 of 25 test cases with the skill, and 3 of 25 without it.
and 18 more in the full report
18 fixed2 passed either way4 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 18 test cases the skill fixed. Same model, same prompt, with and without the skill.
Which API endpoint path processes visual regression testing requests within the E2E Testkit plugin?
| Checked | Without skill | With skill |
|---|---|---|
| Targets POST /api/testkit/run | Missed | Passed |
The instructions your model reads when the skill loads.
Every UI change should be visually verified before it ships. Peekaboo captures pixel-accurate screenshots. The system compares before/after and flags visual regressions. No manual "looks good to me" — the machine verifies what the machine built.
static/* files modified (detected by auto-review-hook or E2E testkit)
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peekaboo image --mode screen → ~/.maggy/visual-verify/after-{ts}.png
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Compare with latest baseline (previous after-*.png)
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AI evaluation: Gemini Flash analyzes screenshot for visual regressions
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Report: CLEAN or REGRESSION_DETECTED with specific issues
# Install
brew install steipete/tap/peekaboo
# Capture full system screenshot
peekaboo image --mode screen --retina --path /tmp/screen.png
# Capture specific window
peekaboo image --mode window --app "Google Chrome" --path /tmp/window.png
# Verify Maggy dashboard after code change
peekaboo image --mode window --app "Google Chrome" --path ~/.maggy/visual-verify/after-$(date -u +%Y%m%d-%H%M%S).png
# Compare two screenshots
ls -la ~/.maggy/visual-verify/after-*.png # review before/after pairs
test cases passed, vs 3 / 25 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.