---
title: "Extras"
url: "https://docs.adyen.com/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library"
source_url: "https://docs.adyen.com/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library.md"
canonical: "https://docs.adyen.com/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library"
last_modified: "2026-05-25T12:55:00+02:00"
language: "en"
---

# Extras

[View source](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library.md)

These optional extras allow you to integrate specific features from the library:

* [Use create\_special\_tender to start Alipay and WeChat Pay transactions](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library/start-alipay-and-wechat-pay-transactions-c)
* [Enable third party sharing using the additional data object](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library/enable-third-party-sharing-c-library)
* [Handle the Dynamic Currency Conversion (DCC) callback](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library/handle-dynamic-currency-conversion-c-library)
* [Retrieve transaction information from the tx\_store\_report](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library/get-transaction-data-from-tx_store_report-c)
* [Use show\_screen to display a screen on a large screen terminal (MX925)](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library/display-a-screen-on-a-large-screen-terminal-c)
* [Start gift card transactions with create\_special\_tender](/point-of-sale/classic-library-deprecation/classic-library-integrations/c-library-integration/extras-c-library/start-gift-card-transactions-c-library)