An xDelta online patcher is a web-based tool used to apply modifications (patches) to binary files, most commonly for ROM hacking, game translations, and software updates. Unlike older systems, xDelta is highly efficient for large files and can handle data that has been moved or shifted. Key Features of xDelta How to create and use Xdelta patches - Ninten's Corner

Example (command line):

Conclusion: Should You Use an XDelta Online Patcher?

Yes, if:

Would you like a summary of the original USENIX paper, or help applying Xdelta to a specific use case (e.g., patching ISOs, firmware, or large data files)?