saither

Reactive Wallpaper - Your Mac desktop, alive.

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I built Reactive Wallpaper for a truly native experience, no web wrappers, no video files, just Metal shaders on the GPU. All 45 effects are hand-written fragment shaders. Cursor position is passed as a uniform, so animations react to your mouse in real time. Since macOS has no native live wallpaper API, I render into a window layer behind desktop icons. Multi-display, pauses when covered or on battery. One-time purchase. No subscriptions, ever. Would love your feedback.

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saither
Hunter
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Hey hunters! I built Reactive Wallpaper because I wanted a live wallpaper app that felt native no web wrapper, no video files, just Metal shaders running directly on the GPU.

Every one of the 45 effects is a hand-written fragment shader. The cursor position is passed as a uniform, so animations actually react to where your mouse is. macOS has no native live wallpaper API, so I render into a window layer that sits behind desktop icons but above the default wallpaper.

Multi-display, pauses when the desktop is covered or Mac is on battery based on settings.