Nordzy is a free and open source icon theme for Linux desktops using the Nord color palette from Arctic Ice Studio and based on WhiteSur and Numix Icon Theme.
I added the icons,
I did not find any specific icon name for kitty, but in the GitHub project the icon is named "kitty.svg" so I think I used the right name. If not, just re-open the issue :wink:
https://apps.kde.org/gwenview/
https://sw.kovidgoyal.net/kitty/