Multiple cursors is available as an Emacs package (https://github.com/magnars/multiple-cursors.el https://github.com/magnars/multiple-cursors.el), not specific

Multiple cursors is available as an Emacs package (https://github.com/magnars/multiple-cursors.el https://github.com/magnars/multiple-cursors.el), not specific to Doom. But Doom includes it as a module: https://github.com/hlissner/doom-emacs/blob/develop/docs/modules.org#editor https://github.com/hlissner/doom-emacs/blob/develop/docs/mod... so it can be easily enabled.