# Cardgener

> Cardgener creates syntactically valid test card numbers and related sample data for development and validation workflows.

- Generated numbers are test data, are not linked to bank accounts, and cannot be used as real payment instruments.
- Use the linked pages as the canonical source for current behavior, supported card patterns, and policies.

## Product

- [Cardgener](https://cardgener.com/): Test card number generator and product overview.

## Guides

- [How-to guide](https://cardgener.com/how-to-guide): How to generate and responsibly use test card data.
- [Features](https://cardgener.com/features): Current generator capabilities.
- [Benefits](https://cardgener.com/benefits): Benefits for development and testing workflows.
- [Use cases](https://cardgener.com/use-cases): Appropriate software testing scenarios.
- [Security and privacy](https://cardgener.com/security-privacy): Responsible-use and privacy information.

## Policies and support

- [Privacy policy](https://cardgener.com/privacy): How data is handled.
- [Terms of service](https://cardgener.com/terms): Rules and conditions for using Cardgener.
- [Contact](https://cardgener.com/contact): Official support channel.

## Optional

- [Blog](https://cardgener.com/blog): Articles about test data, validation, and online safety.

## Machine-readable resources

- [Full public content](https://cardgener.com/llms-full.txt): Expanded Markdown-compatible text compiled from public site content.
- [XML sitemap](https://cardgener.com/sitemap.xml): Complete index of public, crawlable URLs.