# PayHQ Developer Center

## PayHQ Developer Center

- [Getting Started](https://developer.payfirma.com/guide/getting-started.md)
- [Walkthrough](https://developer.payfirma.com/guide/walkthrough.md)
- [Authorization](https://developer.payfirma.com/api/authorization.md)
- [Customer](https://developer.payfirma.com/api/customer.md)
- [Plan](https://developer.payfirma.com/api/plan.md)
- [Transaction](https://developer.payfirma.com/api/transaction.md)
- [Invoice](https://developer.payfirma.com/api/invoice.md)
- [Card Terminal](https://developer.payfirma.com/api/card-terminal.md)
- [EFT](https://developer.payfirma.com/api/eft.md)
- [PayHQ Plugin - Woocommerce](https://developer.payfirma.com/integrations/payhq-plugin-woocommerce.md)
- [Hosted Pay Page](https://developer.payfirma.com/integrations/hosted-pay-page.md)
- [iFrame](https://developer.payfirma.com/integrations/iframe.md)
- [iFrame Transaction NPM Module](https://developer.payfirma.com/integrations/iframe-transaction-npm-module.md)
- [Shopify](https://developer.payfirma.com/integrations/shopify.md)
- [Sandbox](https://developer.payfirma.com/partner-integrations/sandbox.md)
- [Partners](https://developer.payfirma.com/partner-integrations/partners.md)