Productivity

Cubby Clipboard

Last updated 2026-07-23 · benchmark measured 2026-08-12 — deterministic & reproducible

Cubby is a free, open-source clipboard history manager for Windows 11.

Is Cubby Clipboard production-ready?

Legit.Show scores Cubby Clipboard 97 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Cubby Clipboard (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Accessibility; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

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

What we measured

• Security headers present: CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy.
• No HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 287 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 it's for

Windows 11 users · Remote workers · Developers · Power users · Privacy-conscious users

Pricing

Free and open source

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