My journey with the LLVM project began with a deep dive into the world of lld and binary utilities. Countless hours were spent unraveling the intricacies of object file formats and shaping LLVM's relevant components. Though my interests have since broadened, object file formats remain a personal fascination, often drawing me into discussions around potential changes within LLVM. This article compares several prominent object file formats, drawing upon my experience and insights. At the heart of ...