---
type: lookup
id: jxl-00-00-00-0c-4a-58-4c-20-0d-0a-87-0a
asset: file-format-signatures
title: "00 00 00 0C 4A 58 4C 20 0D 0A 87 0A — File format magic numbers"
sources:
  - https://en.wikipedia.org/wiki/List_of_file_signatures
source_quote: "45 52 | BLENDER | 0 | blend | Blender File Format [ 90 ] | 00 00 00 0C 4A 58 4C 20 0D 0A 87 0A | ␀␀␀␌JXL␠␍␊‡␊ | 0 | jxl | Image encoded in the <https://en.wikipedia.org/wiki/JPEG_XL> JPEG XL format [ 91 ] | FF 0A | ÿ␊ | 00 01 00 00 00 | ␀␁␀␀␀ | 0 | ttf tte dfont | <https://en.wikipedia.org/wiki/TrueType> TrueType font | 4F 54 54 4F | OTTO | 0 | otf | <https"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-08-03
hex_signature: "00 00 00 0C 4A 58 4C 20 0D 0A 87 0A"
offset: "0"
extension: "jxl"
format: "Image encoded in the JPEG XL format"
unverified_fields: format
---
**Hex signature:** 00 00 00 0C 4A 58 4C 20 0D 0A 87 0A

**Offset:** 0

**Extension:** jxl

**Format:** Image encoded in the JPEG XL format

>  45 52 | BLENDER | 0 | blend | Blender File Format [ 90 ] | 00 00 00 0C 4A 58 4C 20 0D 0A 87 0A | ␀␀␀␌JXL␠␍␊‡␊ | 0 | jxl | Image encoded in the <https://en.wikipedia.org/wiki/JPEG_XL> JPEG XL format [ 91 ] | FF 0A | ÿ␊ | 00 01 00 00 00 | ␀␁␀␀␀ | 0 | ttf tte dfont | <https://en.wikipedia.org/wiki/TrueType> TrueType font | 4F 54 54 4F | OTTO | 0 | otf | <https

Source: <https://en.wikipedia.org/wiki/List_of_file_signatures>