FlappySwift is a Swift reimplementation of the famous “Flappy Bird” game, intended as a tutorial or demo to teach game development fundamentals on iOS. The project includes sprite rendering, physics, collision detection, scrolling background, user input (tap to flap), scoring, and game-over logic, all wired together in a simple but playable form. Because the code is real and running, learners can modify gravity, speed, obstacle spacing, or visual assets to see how design decisions impact feel and difficulty. ...