jbz💸 Ubuntu Linux raises minimum system memory requirements by 50% — requirements bumped to 6GB of RAM, previously raised from 1GB to 4GB in 2018
Kyle Memoir 🍉🐧Along with Lubuntu, it's worth mentioning legacy Ubuntu images remain available and those already installed on LTS versions have potentially many years (up to 9 or more) still supported on whatever they version they installed.
Memory is also upgradeable on many old machines that with a small hardware investment can become great Linux hosts.