Windows executable (x86 and x64): librech551.zip
Build with VC2017, SDK version 10.0.16299 and Chuyu-Team's VC-LTL (to remove VC2017 runtime dependency)
Windows tools(zadig and hex2bin): wintools.zip (for converting .hex file to .bin)
Linux executable (x86 and x64): librech551.tar.gz
Build with Ubuntu 16.04 Desktop, GCC 5.4.0