I built a video background remover that exports real transparency
Finding out that the "transparent video" you exported is actually a black-background MP4 is a special kind of frustrating. It breaks overlays in OBS, composites wrong in editors, and looks flat on product pages. I built RenderAlpha to fix that: it removes the background from a whole video — not jus…
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- 2026-11-10 15:44 · DEV Community — AI
I built a video background remover that exports real transparency