Mabox Linux
Mabox Linux is a Manjaro-based rolling-release distribution. It features the Openbox window manager as its default user interface and provides a welcome screen with access to utilities which add additional software to the operating system.
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blendOS
blendOS is an Arch Linux-based, rolling-release distribution which automates installing software from supported distributions (Arch Linux, Fedora and Ubuntu) into containers. blendOS tries to make software management in across containers feel native and provides access to the user's home directory for each container.