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A comprehensive tutorial for building a minimal Linux distribution that fits on a single 1.44MB floppy disk. The guide walks through compiling Linux kernel 6.14.11 (the last version supporting Intel 486DX), configuring BusyBox for essential utilities, creating a custom filesystem, and generating a bootable floppy image. The resulting system includes basic file manipulation tools, a text editor (vi), scripting support, and 264KB of persistent storage, all bootable on hardware as old as a 486DX with 20MB RAM.

An Embedded 🐧Linux on a Single 💾Floppy