Uplay R2 Unlocker
Legit DLC Unlocker for Ubisoft Connect
Official forum thread
For user-friendly description, consult the official forum thread. This document is meant for developers.
vcpkg install spdlog:x86-windows-static
vcpkg install spdlog:x64-windows-static
vcpkg install nlohmann-json:x86-windows-static
vcpkg install nlohmann-json:x64-windows-static
All credit goes to Mr. Goldberg for the open source release of his UPlay r2 emulator.
This software is licensed under Zero Clause BSD license, terms of which are available in LICENSE.txt