Resources that offer insight into the working of the Indian judiciary for UPSC include official publications, legal commentaries, and websites like the National Judicial Academy. Aspirants can also benefit from landmark judgment analyses, Supreme Court rulings, and legal news portals that cover recent developments in the judiciary. Furthermore, books authored by legal experts and comprehensive guides on constitutional law are essential for grasping the intricacies of judicial processes, shapes future legal frameworks, and understanding judicial review.