The package asio-grpc can be used with different backends. find_package(asio-grpc CONFIG REQUIRED) The Boost.Asio backend. Install "boost-asio" and link with: target_link_libraries(main PRIVATE asio-grpc::asio-grpc) The standalone Asio backend. Install "asio" and link with: target_link_libraries(main PRIVATE asio-grpc::asio-grpc-standalone-asio) The libunifex backend. Install "libunifex" and link with: target_link_libraries(main PRIVATE asio-grpc::asio-grpc-unifex)