cpf_cnpj

codeberg.orgsite

Provide utilities for validating and formatting CPF and CNPJ identifiers

from

Crystal

added

2026-10-10

likes

0

similar

1. ▲

   brcpfcnpj github.com

   Number format and Validation for Brazilian documents (CPF/CNPJ).

   tool link ↗
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2. ▲

   Código ao Ponto codigoaoponto.com

   Free browser-based test data generators and validators for Brazilian documents (CPF, CNPJ, RG, CNH) with valid check digits, plus test credit cards. No signup.

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3. ▲

   burocracia.cr github.com

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   Tutorial on multiple currency accounting mathstat.dal.ca

   An excellent resource for implementing multi-currency accounting systems.

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5. ▲

   CFScript Reference github.com

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6. ▲

   CodeJar medv.io

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Crystal › Misc: “Provide utilities for validating and formatting CPF and CNPJ identifiers”