Productivity

Knockoff

Last updated 2026-07-13 · benchmark measured 2026-08-09 — deterministic & reproducible

Browser extension that filters pseudo-brands out of Amazon search results.

Is Knockoff production-ready?

Legit.Show scores Knockoff 90 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Knockoff (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 98/100
• Accessibility — 85/100
• Security — 80/100
• Privacy — 70/100
• Reliability — 100/100
• Standards — 100/100
• Discoverability — 100/100

What we measured

• Security headers present: HSTS, X-Frame-Options, X-Content-Type-Options, Referrer-Policy.
• No Content-Security-Policy.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 421 ms to first byte.
• Returns a proper 404 for unknown routes.
• 3 of 3 sampled routes reachable.
• Has a reachable privacy policy.
• Sets cookies / loads scripts with no consent prompt.

Who built it

Josh Pigford (@Shpigford)

Who it's for

Amazon shoppers · bargain hunters · quality-conscious consumers · busy professionals · anyone avoiding counterfeits

Pricing

Free

Visit Knockoff → · Alternatives to Knockoff → · How this was measured →