Productivity
Justopenfile
Last updated 2026-06-11 · benchmark measured 2026-06-11 — deterministic & reproducible
Browser-based file viewer that opens documents, archives, and media without installing software.
Overall production-readiness score — reserved
Legit.Show benchmarked Justopenfile across all seven frames. The single overall score is shown to the verified maker; the frame-by-frame breakdown is public below.
Is Justopenfile production-ready?
Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Justopenfile (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Discoverability; its weakest is Security. The per-frame breakdown is public on the Legit.Show listing; the single overall production-readiness score is reserved for the verified maker.
The 7 Frames
- Performance — 98/100
- Accessibility — 94/100
- Security — 60/100
- Privacy — 75/100
- Reliability — 75/100
- Standards — 92/100
- Discoverability — 100/100
What we measured
- Security headers present: CSP, X-Frame-Options.
- No HSTS.
- Served over HTTPS with a valid certificate.
- Real Lighthouse performance run — 1217 ms to first byte.
- 3 of 3 sampled routes reachable.
- Has a reachable privacy policy.
- Sets cookies / loads scripts with no consent prompt.
- Discoverable: structured data, sitemap, OpenGraph image, canonical URL.
Who it's for
General users · Website developers · Remote workers · Document professionals
Pricing
Free