# Summary

[Introduction](./introduction.md)

# Identifiers

- [CNPJ](./identifiers/cnpj/README.md)
    - [Structure & Formats](./identifiers/cnpj/format.md)
    - [Parsing & Validation](./identifiers/cnpj/parsing-and-validation.md)
    - [Formatting & Display](./identifiers/cnpj/formatting-and-display.md)
    - [Error Handling](./identifiers/cnpj/error-handling.md)
    - [Feature Flags](./identifiers/cnpj/feature-flags.md)
    - [Examples](./identifiers/cnpj/examples.md)
- [ISIN](./identifiers/isin/README.md)
    - [Structure & Formats](./identifiers/isin/format.md)
    - [Parsing & Validation](./identifiers/isin/parsing-and-validation.md)
    - [Formatting & Display](./identifiers/isin/formatting-and-display.md)
    - [Error Handling](./identifiers/isin/error-handling.md)
    - [Feature Flags](./identifiers/isin/feature-flags.md)
    - [Examples](./identifiers/isin/examples.md)
- [CFI](./identifiers/cfi/README.md)
    - [Structure & Formats](./identifiers/cfi/format.md)
    - [Parsing & Validation](./identifiers/cfi/parsing-and-validation.md)
    - [Formatting & Display](./identifiers/cfi/formatting-and-display.md)
    - [Error Handling](./identifiers/cfi/error-handling.md)
    - [Feature Flags](./identifiers/cfi/feature-flags.md)
    - [Examples](./identifiers/cfi/examples.md)
- [Country Code](./identifiers/country/README.md)
    - [Structure & Formats](./identifiers/country/format.md)
    - [Parsing & Validation](./identifiers/country/parsing-and-validation.md)
    - [Formatting & Display](./identifiers/country/formatting-and-display.md)
    - [Error Handling](./identifiers/country/error-handling.md)
    - [Feature Flags](./identifiers/country/feature-flags.md)
    - [Examples](./identifiers/country/examples.md)

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# Contributing

- [Adding a New Identifier](./contributing/adding-a-new-identifier.md)
- [Fuzzing](./contributing/fuzzing.md)