There is no perpetual "free license" for HudSight; the software operates on a trial-to-paid model.
Crosshair V2: A highly-rated free crosshair overlay available on the Microsoft Store that supports various presets. 3. Setup Guide for HudSight hudsight free license
If you want this exported as a colorful printable PDF or a different license style (permissive vs. copyleft), tell me which colors and layout you prefer and I’ll produce the formatted file. There is no perpetual "free license" for HudSight;
Hotkeys and Visibility: You can toggle the crosshair with a keybind or set it to hide automatically when aiming down sights. hudsight free license