The mod exists, it works, but use it offline and only from trusted GitHub repositories. Your account—and your PC’s security—will thank you.
There are two main ways players currently bypass the unlock system on PC: The Peacock Project hitman 3 unlock all weapons mod
In the Hitman: World of Assassination trilogy, unlocking every sniper rifle, poison, and explosive can take hundreds of hours of grinding mastery levels across over 20 maps. If you want to skip the grind and jump straight into high-tier creative assassinations, using a is the most effective solution. The mod exists, it works, but use it