Reference Source

Apple Icon Image format — file signature 69 63 6e 73 at offset 0

For Apple Icon Image format, hex signature is 69 63 6e 73; offset is 0; extension is icns, verified against its source on 2026-09-22.

Hex signature
69 63 6e 73 verified
Offset
0 verified
Extension
icns verified
Format
Apple Icon Image format verified
Sourceen.wikipedia.org
Verified
Review by
DatasetFile format magic numbers

What the source says

69 63 6e 73 | icns | 0 | icns | Apple Icon Image format |

— en.wikipedia.org, retrieved 2026-09-22

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.