loftux_
You can have a look here.
https://loftux.com/en/blog/announcing-the-zoomable-image-vie...
Some examples below.
Envisat Radar Image of Netherlands, European Space Agency (8346 x 8525) - https://loftux.nu/share/s/zN6D_rbTT2GgAs4Ih4onHA
Mountain View in High Resolution - Markus Spiske (2912 x 4368) - https://loftux.nu/share/s/c7V-c8zXRti_crqaTz_OJw
KTM Motorcycle - Markus Spiske (2912 x 4368) - https://loftux.nu/share/s/UXgpPaEZSYOe22qTtukWJQ
Xmas Tools - Markus Spiske (4368 x 2912) - https://loftux.nu/share/s/YSO4OsW4Sbux8OASRLPf7A
Horse Eye - Markus Spiske (4368 x 2912) - https://loftux.nu/share/s/qCBsbvgkT3eIcsmSepHwYA
Hurricane Isabel - National Aeronautics and Space Administration (NASA) (11600 x 8800) - https://loftux.nu/share/s/ntxyIcfhS1OoZimvlJn69Q
360 Degree Panorama of the Southern Sky - European Southern Observatory (ESO)/H.H. Meyer (15204 x 4620) - https://loftux.nu/share/s/UE8ldF3rRN2TjthaTVhL_w
When resolution becomes Counter Productive - Lies Through a Lens (3337 x 5000) - https://loftux.nu/share/s/KAVzW5HcS_ixdsmmk1tvnw
PIA16568 - First Drilling Target of Curiosity Rover - Jet Propulsion Laboratory/NASA (12858 x 6312) - https://loftux.nu/share/s/PzaaDz10T9-wRru7rcxSeA
USS Vulcan (Engineering Drawing) (17600 × 13600) - https://loftux.nu/share/s/Kx9pmszJT6GyX7sdn-4hDw