XDS serves as an all-encompassing platform for RF and microwave circuit design, unifying schematic and layout simulations across different scales. This software features extensive RF libraries and integrates linear circuit, spice, and MoM electromagnetic field solvers to handle diverse engineering needs. Its advanced technology supports automatic LC filter synthesis, optimizing the design of RF passive components. By managing third-party device libraries and facilitating efficient field-circuit simulations, XDS is a preferred choice for both preliminary and advanced stages of RF circuit development, ensuring high-precision and high-reliability results.