Aimage is an advanced forensic imager. It can create a forensic copy of a device in different format like raw or aff. The resulting file can be in a raw format or a compressed format and/or encrypted. The aff format can hold metadatas like a hash sum of the device. Those metadatas can be chosen by the user. It has an intelligent error recovery like in the ddrescue package. Aimage use the afflib library.