Description

FooIbar

opened on Jan 24, 2026

Issue body actions

Feature or enhancement

Proposal:

JPEG XL is a new image format designed to replace JPEG, PNG, GIF, and other formats.
It is already supported in Safari and will be supported in Chrome and Firefox soon.

Official website: https://jpeg.org/jpegxl/
IANA registry: https://www.iana.org/assignments/media-types/image/jxl

Has this already been discussed elsewhere?

This is a minor feature, which does not need previous discussion elsewhere

Links to previous discussion of this feature:

No response

Linked PRs

• gh-144212: Add image/jxl to mimetypes #144213

Activity

1. FooIbar

   added

   type-featureA feature request or enhancementA feature request or enhancement

   on Jan 24, 2026
2. StanFromIreland

   added

   stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

   on Jan 24, 2026
3. picnixz commented on Jan 24, 2026

   

   picnixz

   on Jan 24, 2026

   Member

   More actions

   I've seen this new format quite a lot for comics so I do approve its addition (though I hate it because none of my default applications can read such files...)
4. encukou

   added a commit that references this issue on Jan 26, 2026

   gh-144212: Add `image/jxl` to `mimetypes` (GH-144213)

   1f55caf
5. StanFromIreland

   closed this as completedon Jan 26, 2026
6. thunder-coding

   added a commit that references this issue on Feb 15, 2026

   pythongh-144212: Add `image/jxl` to `mimetypes` (pythonGH-144213)

   82029b7

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