Please add these options

[Jakany95]

please this option or button is useful for marking the box of the area where you are going to work with both the laser and the milling machine. It is useful for more precise work.

I attach the image of a known software with that function

Also improve the trace image area, when an image is loaded the software often crashes, there is also a problem and that is that when using the central drill, the spindle turns on when the Z axis has already been lowered instead of turning on before lowering the Z axis.

[breiler]

Without a description on what the function actually does or what software this is a screenshot of I will have to guess that you want a way to make the machine move around the boundaries of the gcode. There is such a feature (Outline) which is described here:
https://github.com/winder/Universal-G-Code-Sender/wiki/Usage#program-actions

If you are using the designer there is also a feature where you can jog to any corner of one or more selected entities:

Regarding the tracing, please provide a sample picture and a screenshot of the settings for us to recreate the issue.

For me the drill operation turns on the spindle before doing the actual plunge. What version of UGS are you using?

; Rectangle - Center drill (1/1)
G0 Z5
G0 X111.5Y102.55
G0 Z0
M3 S255
G1 F400 Z1
G1 F400 Z-2
G0 Z0
G1 F400 Z-3
G0 Z0
G1 F400 Z-4
G0 Z0
G1 F400 Z-5