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JPEG XL (.jxl) support depends on the app, version, release channel, and sometimes a flag or plugin. Safari 17 and later support it; Chrome and Firefox support is more version- and configuration-sensitive. For opening files on a computer, several dedicated image viewers and operating-system integrations are available, but some require setup.

Which browsers support JPEG XL?

Browser What the available documentation says What to check
Safari Safari 17 and later support JPEG XL. MDN says Safari renders the image after it has fully downloaded, rather than progressively displaying it as it downloads. MDN’s image format guide and Can I Use provide compatibility details. Check the installed Safari version, especially on older Apple devices.
Chrome / Chromium MDN describes Chrome 145 and later as supporting JPEG XL behind the #enable-jxl-image-format flag. Chrome Platform Status lists JPEG XL decoding in Chrome 155 release notes, with October 6, 2026 scheduled as the Stable release date; the record was marked preview/currently Beta when captured. The available information does not establish that all Stable users had received the feature by October 7, 2026. MDN · Chrome Platform Status Check your exact build and whether the flag is present and enabled. Do not assume the feature is on by default in every Chrome or Chromium release.
Firefox Mozilla documents JPEG XL support in Firefox Nightly and its Rust jxl-rs decoder. The compatibility table lists Firefox 157 as disabled by default and Firefox 158 as supported; version 158 is after October 7, 2026, the date of the available status information. Can I Use · Mozilla Hacks: Intent to Ship: JPEG XL Distinguish Nightly or other preview builds from stable Firefox, and verify the version and default setting.
Other browsers The libjxl project inventory lists Safari and smaller browsers including Waterfox, Basilisk, Pale Moon, Zen, and Floorp. It is a project-maintained list, not a comprehensive independently tested compatibility matrix. libjxl software support inventory Check the specific browser’s current release notes and platform support.

These statuses are time-sensitive: the Chrome and Firefox entries involve flags, preview channels, or releases whose rollout may change. A browser that can display a JPEG XL image on a web page may not provide thumbnails in the file manager or a separate local-file viewing integration.

How to check Chrome’s JPEG XL setting

  1. In the address bar, open chrome://flags/#enable-jxl-image-format.
  2. Look for the JPEG XL image format flag. If it is available and you choose to test it, set it to Enabled, then relaunch Chrome.
  3. Try a known .jxl image. If the flag is absent or the image still does not open, check the browser version and release notes; flag availability and default support can differ by build.

Enabling an experimental flag is not the same as having universally available default support. Avoid relying on a flag-controlled feature for a site that must work for every visitor.

Which desktop image viewers can open JPEG XL?

The libjxl software inventory lists these viewers as supporting JPEG XL. Availability may depend on the app release, operating system, and installed codecs or plugins; check the application’s own documentation before choosing one.

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Elebase USB to USB C Adapter for iPhone 18 Pro Max,USBC Car Charger Adapter
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Viewer group Listed applications Important qualification
Cross-platform and other viewers ImageGlass, XnView, Aspect, jpegview, Swayimg, tev, Oculante, Tachiyomi Confirm support in the version and operating system you use.
Qt / KDE viewers Gwenview, digiKam, KolourPaint, qimgv, qView, nomacs, PhotoQt Support can depend on the build and its image-format libraries.
GTK viewers Eye of GNOME, gThumb, Geeqie Check the installed package and system libraries.
EFL viewers entice, ephoto Check the current application release and platform.
IrfanView IrfanView 4.59 The inventory says JPEG XL requires a plugin to be downloaded and enabled; check current plugin requirements.

Can Windows or macOS show JPEG XL thumbnails or previews?

The libjxl inventory lists Quick Look on macOS, a Windows Imaging Component (WIC) plugin, and a Windows thumbnail handler as integration paths. These entries do not mean JPEG XL support is built into every Mac or Windows installation.

  • macOS: Quick Look support may depend on an installed component. Check the integration’s requirements for your macOS version.
  • Windows: A WIC plugin or thumbnail handler may enable previews or thumbnails, but installation and compatibility requirements vary.

Opening an image in a browser, viewing it in a dedicated app, and seeing a thumbnail in a file manager are separate capabilities. If one works, do not assume the others will.

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Do image editors support JPEG XL?

The libjxl inventory also names Adobe Camera Raw, Affinity, darktable, GIMP, Krita, GraphicConverter, and RawTherapee. Editors may support opening without supporting export, or may depend on a plugin. For example, the inventory says RawTherapee can open JXL but does not yet export it, while Paint.NET requires a plugin. Check the relevant editor’s current format and plugin documentation if you need to save or convert files, not just view them.

What should website publishers do?

Do not serve JPEG XL as the only image format if the page needs broad browser coverage. MDN says support is not universal and recommends providing a fallback such as AVIF, WebP, or JPEG with a <picture> element. The browser selects the first source it supports:

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<picture>
  <source srcset="image.jxl" type="image/jxl">
  <source srcset="image.avif" type="image/avif">
  <source srcset="image.webp" type="image/webp">
  <img src="image.jpg" alt="Description of the image">
</picture>

The JPEG fallback keeps the image available when a browser supports none of the listed modern formats. Choose the fallback and alternative text to suit the image and page.

Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Support on Ko-Fi

Why release channel and progressive rendering matter

A feature in a Nightly build, a preview release, or behind a flag is not equivalent to default support in a stable browser. Mozilla’s August 2026 post says, “We added experimental support for JPEG XL behind a flag back in 2021.” That is historical context, not evidence of default support in stable Firefox today. Mozilla Hacks

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JPEG XL can support progressive decoding, but browser behavior differs: MDN says Safari does not progressively render JPEG XL during download, while Mozilla highlights progressive rendering in its Firefox implementation. If an image must appear before the full file has downloaded, test the actual browser and build rather than assuming all JPEG XL implementations behave alike. MDN · Mozilla Hacks

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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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