xTuring is an open-source AI personalization library dedicated for the customization of Large Language Models (LLMs). It provides a user-friendly interface designed to adapt LLMs to custom needs. As such, it can help develop personalized AI models applicable to the user's specific data or applications. xTuring works on three principal commitments: simplicity and productivity, efficiency of compute and memory, and agility and customizability. It targets to simplify AI tasks by providing an easy-to-use solution for both AI beginners and experienced developers. The tool maximizes the power and memory of your computer, promising efficient execution of AI projects. The ever-evolving nature of AI led to the development of xTurings ability to easily adjust and customize AI models to match adjusted requirements. Thus, it provides flexibility and adaptability in handling AI projects. xTuring's purpose is to function as a personal AI workshop, assisting in enhancing AI models or creating special AI tools apt for various tasks. The library is licensed under Apache 2.0.