Comparison
Validators vs ibantools
Measured, not claimed. Sizes are minified and gzipped, against the versions and date shown in the table. Feature notes reflect each project's documentation and public issue tracker on that date — if something has changed, tell us and we'll update this page.
| Measure | Validators | ibantools |
|---|---|---|
| Measured on | 2026-09-12 | 2026-09-12 |
| gzip | 5.1 KB (all kinds) | 7.9 KB (IBAN and BIC) |
| Covers | IBAN, VAT and 12 national IDs | IBAN and BIC |
Features
| Feature | Validators | ibantools |
|---|---|---|
| IBAN check digits | ||
| Reason codes | ||
| Refuses non-ASCII look-alikes | open issue #690 | |
| Anything other than IBAN |
Migrating from ibantools
docs/01-getting-started.md
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