NRG

File Format
Name	NRG
Ontology	Electronic File Formats Disk Image Formats NRG
Extension(s)	.nrg
PRONOM	fmt/1743
Wikidata ID	Q1213743

NRG is a CD image format associated with the Nero Burning ROM software.

Identification

An ASCII signature appears near the end of the file:

• either "NERO" with 4 bytes following (32 bit offset),
• or "NER5" with 8 bytes following (64 bit offset).

Nero's file format is built on this footer and has no header.

Sample files

• libcdio → libcdio-2.0.0.tar.bz2 → test/data/*.nrg
• https://telparia.com/fileFormatSamples/archive/nrg/test.nrg

Software

• NRG to ISO

Links

• Wikipedia: NRG (file format)
• Nero Burning ROM website