Pixelwelt

<p>Image Sizes on Demand generates sizes of an image at the moment they are requested. It tries to generate the new size<br />
from the original image, if it exists. This means you don’t need to regnerate all your images if you add new iamge<br />
sizes.</p>
<h3>Arbitrary section</h3>


Image Sizes on Demand

Creates the new size of an image, if it is requested and does not already exist.

Katsushi Kawamori

<h4>Thumbnails</h4>
<ul>
<li>thumbnail</li>
<li>medium</li>
<li>large</li>
<li>1536×1536</li>
<li>2048×2048</li>
<li>Generated with theme</li>
<li>Generated with plugin</li>
</ul>
<h4>Functions</h4>
<ul>
<li>Large image threshold</li>
<li>Exif automatic rotation</li>
</ul>


Disable Generate Thumbnails

Works nicely and do what it promises. Nice plugin.

Excellent

Select the thumbnails and functions to disable it.

Image Sizes on Demand vs Disable Generate Thumbnails