NSL is a Linux subsystem tool that provides persistent Linux machines similar to WSL for Windows, running as systemd-nspawn containers with support for multiple distros, file access, port forwarding, and optional isolation.
A Microsoft Lunduke OS (LCOS) ranks outside the top 100 on DistroWatch despite claims of popularity. The article alleges that ranking numbers are being artificially inflated through coordinated page visits, similar to past manipulation by Linspire that drew intervention from DistroWatch's maintainer.