Before diving into Solana's Program Library, ensure you have the following:
Solana's Program Library (SPL) is a collection of on-chain programs (smart contracts) that provide reusable functionality for developers. These programs handle a wide range of use cases, such as token creation, decentralized exchanges, and more. By using SPL, you can avoid writing common functionalities from scratch, allowing you to focus on the unique aspects of your dApp.