The developers typically offer a free trial version. This is the only "free" license that guarantees software integrity. Additionally, HudSight occasionally participates in platform-wide sales or community giveaways on forums like Steam or Reddit. This path respects the developers' labor—providing the financial support necessary to maintain compatibility with new games and anti-cheat systems.
Assuming you meant — the crosshair overlay software for Windows used in games like CS2, Valorant, Fortnite, etc. — here is complete content about its free license based on its official model: hudsight free license
Works reliably with popular anti-cheat systems like Easy Anti-Cheat (EAC) and BattlEye. The developers typically offer a free trial version