Data & Analytics
Excel spreadsheets to MARC21 Converter
Last updated 2026-06-25 · benchmark measured 2026-08-09 — deterministic & reproducible
Convert Excel or CSV spreadsheets into MARC21 files for Koha library systems.
Is Excel spreadsheets to MARC21 Converter production-ready?
Legit.Show scores Excel spreadsheets to MARC21 Converter 80 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Excel spreadsheets to MARC21 Converter (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 — 99/100
- Accessibility — 96/100
- Security — 45/100
- Privacy — 45/100
- Reliability — 100/100
- Standards — 85/100
- Discoverability — 87/100
What we measured
- Security headers present: CSP.
- No HSTS.
- Served over HTTPS with a valid certificate.
- Real Lighthouse performance run — 471 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
Librarians · Catalogers · Library assistants · Data migration teams · Library professionals
Pricing
Free
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