picture-in-picture

SmartTube for phones, unofficial: an open-source YouTube client for Android. Background play, PiP, SponsorBlock, DeArrow, save for offline, code sign-in.

All-in-one macOS menu-bar toolbox: smart screenshots & OCR, screen recording with GIF export, clipboard history, PiP, window switcher, input-source automation, BLE proximity lock — native Swift, free, notarized.

全局高刷悬浮窗：基于 iOS 画中画的悬浮窗工具，可辅助解锁 ProMotion 120Hz 表现，支持自定义悬浮窗大小（可完全隐藏）和后台保活。/ iOS PiP-based floating window that helps unlock ProMotion 120Hz behavior, with custom-sized overlays and background keep-alive.