According to Microsoft Q&A , Windows XP is not free software. Microsoft still owns the copyright, and "Tiny" versions are technically pirated, modified copies of their intellectual property.
The project evolved through many "Revisions," each with different levels of stripping. ISO Size (Approx.) Notable Characteristics ~100 MB - 600 MB tiny xp iso download
Tiny XP is a customized version of Windows XP that has been optimized to be as small and efficient as possible. By removing unnecessary components and features, the creators of Tiny XP were able to squeeze the operating system down to a mere 100 MB or less, making it an ideal solution for older computers or devices with limited storage capacity. According to Microsoft Q&A , Windows XP is not free software
Assuming you have obtained a safe ISO (e.g., you built your own with nLite), here is the installation workflow: ISO Size (Approx
If you are using Windows 7, 8, or 10 Pro, Microsoft legally provides for free. While it isn't "tiny" (it's a full XP virtual hard disk), you can copy the VHD file and strip it down manually using a tool like WinReducer . This is 100% legal for licensed users.