Don't throw your old computer just yet! Use a lightweight Linux distro and revive that decades-old system. Itsfoss has a list distributions to bring an old computer back to life. The distros mentioned in the article, which provides an overview of each with minimum machine specs needed, is: Peppermint, Lubuntu, Linux Lite, LXLE, CrunchBang++, Bodhi, antiX, SparkyLinux, PuppyLinux, TinyCore.