NixOS
NixOS is an independently developed GNU/Linux distribution that aims to improve the state of the art in system configuration management. In NixOS, the entire operating system, including the kernel, applications, system packages and configuration files, are built by the Nix package manager.
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iDeal OS
iDeal is an MX Linux-based distribution, with various privacy and security settings enabled by default. Privacy and security are the main stated goal of the project, offering to surf, shop, trade and bank online with peace of mind, without advertisements, tracking, logging, bugs, viruses or unwanted disclosure of personal information.