Since Tiny7 is not an official Microsoft product, you won't find it on their website. It is primarily hosted on community archives and "abandonware" sites: The Internet Archive (Archive.org):
Windows Tiny 7 (also known as Tiny7) is a community-modified, "stripped-down" version of Windows 7 Ultimate 32-bit. It was created by the developer eXPerience to run on extremely low-end hardware or older PCs with limited storage and RAM. 🛠️ Key Features & Performance Windows Tiny 7 Iso Download
Understanding Windows Tiny 7: A Look at Lightweight, Unofficial Windows 7 Modifications Since Tiny7 is not an official Microsoft product,
Tiny 7 is an unofficial build. There is no way to verify if the creator included malware, keyloggers, or backdoors within the ISO. : Many core services (like some search indexing
: Often comes with a desktop folder of essentials, including a TCP/IP patcher and registry backup tools .
: Many core services (like some search indexing or advanced networking) are removed to save space, which might break modern software .