Which Macs will run macOS High Sierra?

macOS 13 High Sierra was a performance release. That is, it was primarily designed to solidify its security and polish the performance rather than introduce new features. You can install it on any Mac that ran its predecessor, Sierra, though its successor, Mojave, left a lot of Macs behind. The Macs that can run High Sierra are as follows:

Mac (Late 2009 or later) MacBook (Late 2009 or later) MacBook Air (Late 2010 or later) MacBook Pro (Mid 2010 or later) Mac mini (Mid 2010 or later) iMac Pro (2017) Mac Pro (Mid 2010 or later)

It needs an Intel processor, at least 2GB of memory and 20.12GB of available disk space.