urlwolf wrote:

an entry just under ‘open’ in the right click menu.
Even installing emeditor, I don’t get that.

Any way to get it at the top of the tree, …?

Yes, you can use my method B) from above.
Best use the script to always have the right path.

This will result in a context menu like:

The same as with NP++, but EmEditor even serves on folders 😉

Tip: the string “Open in portable EmEditor”
can be edited to your likely,
e.g. to “Edit with EmEditor”.

To have the SendTo EmEditor item at top, just change
the name of that shortcut as show above in picture.