com.flyingmeat.Acorn8.QLPreview
This folder is Acorn 8’s Quick Look preview container, used by macOS to isolate preview-related data for the Acorn image editor.
What is com.flyingmeat.Acorn8.QLPreview?
This item is a sandbox container folder created for Acorn 8’s Quick Look preview component. macOS uses container folders like this to store app-specific data in an isolated location, and this one is associated with previewing Acorn-supported files through Finder’s Quick Look feature. People typically encounter it while reviewing Library storage, app data, or leftover files from image editing apps.
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Safety overview
Status: Mostly safe
This is not a system file, but it may support Finder Quick Look previews for Acorn 8. Removing it is usually low risk if Acorn 8 is no longer used, though preview-related settings or cached preview data may be recreated or temporarily lost.
Recommendation: Keep it if you still use Acorn 8 or rely on Quick Look previews for its files. If Acorn 8 has been removed or you no longer use its preview features, this container is generally optional and can be reviewed for removal.
File path
~/Library/Containers/com.flyingmeat.Acorn8.QLPreview
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