DragonOS
DragonOS is a Lubuntu-based desktop distribution which is focused on software defined radio (SDR). The distribution provides a pre-installed suite of the most powerful and accessible open source SDR software.
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MiniOS
MiniOS is a Debian-based Linux distribution which strives to be lightweight, modular, versatile and customisable. It comes in three editions, "Standard", "Toolbox" and "Ultra".