You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <allimages aistart="2024-04-15T07:25:38Z" />
  </query-continue>
  <query>
    <allimages>
      <img name="Foo_unpack_(optional_feature).png" timestamp="2024-04-28T14:38:49Z" user="Korth" url="https://wiki.hydrogenaud.io/images/e/e1/Foo_unpack_%28optional_feature%29.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_unpack_(optional_feature).png" ns="6" title="File:Foo unpack (optional feature).png" />
      <img name="Helix-pink-noise-v110-hf2.png" timestamp="2024-04-20T07:58:35Z" user="Maikmerten" url="https://wiki.hydrogenaud.io/images/6/65/Helix-pink-noise-v110-hf2.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Helix-pink-noise-v110-hf2.png" ns="6" title="File:Helix-pink-noise-v110-hf2.png" />
      <img name="Helix-pink-noise-v110-hf1.png" timestamp="2024-04-20T07:57:53Z" user="Maikmerten" url="https://wiki.hydrogenaud.io/images/c/c3/Helix-pink-noise-v110-hf1.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Helix-pink-noise-v110-hf1.png" ns="6" title="File:Helix-pink-noise-v110-hf1.png" />
      <img name="Foo_vis_spectrum_analyzer_transform.png" timestamp="2024-04-15T07:27:09Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/3/3f/Foo_vis_spectrum_analyzer_transform.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_transform.png" ns="6" title="File:Foo vis spectrum analyzer transform.png" />
      <img name="Foo_vis_spectrum_analyzer_frequencies.png" timestamp="2024-04-15T07:26:50Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/5/5f/Foo_vis_spectrum_analyzer_frequencies.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_frequencies.png" ns="6" title="File:Foo vis spectrum analyzer frequencies.png" />
      <img name="Foo_vis_spectrum_analyzer_filters.png" timestamp="2024-04-15T07:26:42Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/4/4b/Foo_vis_spectrum_analyzer_filters.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_filters.png" ns="6" title="File:Foo vis spectrum analyzer filters.png" />
      <img name="Foo_vis_spectrum_analyzer_common.png" timestamp="2024-04-15T07:26:33Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/5/5b/Foo_vis_spectrum_analyzer_common.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_common.png" ns="6" title="File:Foo vis spectrum analyzer common.png" />
      <img name="Foo_vis_spectrum_analyzer_graphs.png" timestamp="2024-04-15T07:26:20Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/7/7c/Foo_vis_spectrum_analyzer_graphs.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_graphs.png" ns="6" title="File:Foo vis spectrum analyzer graphs.png" />
      <img name="Foo_vis_spectrum_analyzer_visualization.png" timestamp="2024-04-15T07:26:07Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/f/f6/Foo_vis_spectrum_analyzer_visualization.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_visualization.png" ns="6" title="File:Foo vis spectrum analyzer visualization.png" />
      <img name="Foo_vis_spectrum_analyzer_styles.png" timestamp="2024-04-15T07:25:53Z" user="Pqyt" url="https://wiki.hydrogenaud.io/images/0/09/Foo_vis_spectrum_analyzer_styles.png" descriptionurl="https://wiki.hydrogenaud.io/index.php?title=File:Foo_vis_spectrum_analyzer_styles.png" ns="6" title="File:Foo vis spectrum analyzer styles.png" />
    </allimages>
  </query>
</api>