For an introduction to what XLAT is and how to use it, please see https://github.com/teamfinalmouse/xlat/blob/main/README.md

There's also this overview video:

On this wiki, you'll find information on how to build the XLAT firmware, a list of curated latency measurement results of popular mice, how to connect different mice to XLAT and even how to build your own XLAT from scratch.

-Latest XLAT firmware is now fully parsing USB HID descriptors and tried to auto-detect where click data is inside the USB HID reports. This works for most mice, but not all.