LogStack is the state-of-the-art technique for Stacked Garbling. Stacked Garbling is a Garbled Circuit improvement that accelerates the handling of conditional branches. For more information, have a look at our paper (Heath and Kolesnikov, Eurocrypt 2021).
First, you'll need to build and install the emp toolkit and the emp OT library: https://github.com/emp-toolkit.
From here, you should be able to build and run the project.