SHKeeper is an innovative, self-hosted, and open-source cryptocurrency payment processor created by VSYS host, specifically tailored for processing Bitcoin, Litecoin, and Dogecoin transactions. It serves as an intuitive link for businesses to connect with their clients, offering a modern and sophisticated blend of gateway and merchant functionalities that pave the way for a groundbreaking chance to embrace cryptocurrency payments without incurring excessive fees, relying on third parties, or involving intermediaries. By maintaining a non-custodial structure, SHKeeper ensures that fund management remains secure, with ownership and control resting solely in the hands of the user through a private key system, preventing any unauthorized withdrawals. Additionally, it functions as a highly confidential cryptocurrency wallet, as it does not require users to disclose any personal information, ensuring that no data leaks occur since the processor neither stores nor transmits user or device data or sensitive financial details. For those using WordPress CMS and WooCommerce, SHKeeper offers a free module, making it accessible for a wider range of users looking to integrate cryptocurrency payments into their platforms. This accessibility further enhances the viability of cryptocurrency adoption among online businesses.