Here's one that's Firefox exclusive, and still seems to work: https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/contextmenu https://developer.

Here's one that's Firefox exclusive, and still seems to work: https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/contextmenu https://developer.mozilla.org/en-US/docs/Web/HTML/Global_att... It's something I've used on a few sites, and it's a shame chrome dropped support.