The archives contain the same ILP32 libraries and toolchain files used to create the 3-amd64 Docker images released on Docker Hub.
https://hub.docker.com/r/glevand/ilp32-builder
docker pull glevand/ilp32-builder:3-amd64
https://hub.docker.com/r/glevand/ilp32-runner
docker pull glevand/ilp32-runner:3-amd64