Add your files
Drop one XCF or two hundred. Batch conversion is not a paid feature here.
Someone shared a GIMP project file and the recipient has no GIMP installed.
The layer stack is composited as it appears with the current visibility settings and written as a flat PNG with alpha.
XCF is GIMP's internal format and its structure changes between major versions with no stability promise. A file saved in a recent GIMP can be unreadable to older tools entirely, which is why XCF should never be used as a delivery format.
No. The PNG is a single flattened image. Ask for the XCF itself, or for per-layer exports.
The common ones do. Some GIMP-specific blend modes have no direct equivalent and are approximated.
Drop one XCF or two hundred. Batch conversion is not a paid feature here.
Portable Network Graphics is lossless, so nothing is thrown away in the conversion.
Converted and deleted the moment it finishes. Never written to permanent storage.