The biggest problem is that none of these projects actually go for the full stack, hardware, operating systems, programming languages, user software, cloud infr

The biggest problem is that none of these projects actually go for the full stack, hardware, operating systems, programming languages, user software, cloud infra. It is mostly a specific kind, and lasts one ruling period in most cases. On my German city, the library used a SuSE based distro for the computers, eventually it got back into Windows, when they switched IT support company.