https://www.smashingmagazine.com/2016/11/enhancing-grid-design-guideguide-plugin-photoshop-illustrator/
Enhancing Grid Design With GuideGuide, A Plugin For Photoshop And Illustrator — Smashing Magazine
enhancinggriddesignguideguide
https://guideguide.me/
GuideGuide | Grid and Guide Plugin for Designers and Artists
GuideGuide is a plugin that lets you quickly and easily create grids and manipulate guides, wherever you like to work.
designers artistsguideguide