Never trust an ISO blindly. Always verify cryptographic integrity.
Yandex indexes deep web content that Google ignores. It is excellent for finding obscure or regional software ISOs. Index Of Software Iso
If you need a vintage copy of Windows XP or a specific Kali Linux release: Never trust an ISO blindly
intitle:"index of" "windows xp" iso
intitle:"index of" "kali linux" iso
intitle:"index of" "ubuntu-16.04" iso
This directory contains ISO images for operating systems, utilities, and diagnostic tools. These files are intended for legitimate software installation, system recovery, and virtual machine deployment. This directory contains ISO images for operating systems,
Google has heavily penalized open directory listings. Switch to Bing or Yandex.
Sometimes, the ISO is not in the first directory, but in a subfolder:
intitle:"index of" "iso" "parent directory"
Some directories use .htaccess protection. If it asks for a password, it is not publicly accessible. Move on.