International Bank Account Numbers (IBANs)
1.Bank4j
io.inisos.bank4j » bank4j MIT
Generates ISO 20022 Payment Initiation XML messages and provides IBAN and BIC validation
Last Release on Jan 8, 2026
Validation, extraction and creation of IBAN, BBAN, BIC/SWIFT numbers plus some other helpful stuff like ISO 3136-1 alpha 2 country list
Last Release on Apr 11, 2026