Shipping a libmpv-based video player on the Mac App Store Most well-known mpv-based Mac players, including IINA, distribute outside the Mac App Store. When I built Reel , a local-video player/library app for macOS, I wanted to know why , and whether it could be done. It can. It took a month from first commit to approval, and almost none of the hard parts were about playing video. This is a field report of every wall I hit: a JIT crash that only happens under the App Store's rules, LGPL ...