The Core Project has recently announced the release of Tiny Core Linux 7.2. Tiny Core Linux is one of the smallest operating systems based on Linux kernel. TinyCore, the operating system’s popular version, is just 16MB in size and comes with a simple and fast GUI.
BSD fans looking to do some testing this weekend can try out the beta of the upcoming FreeBSD 11.0.
FreeBSD 11.0 is bringing updated KMS drivers, Linux binary compatibility layer improvements, UEFI improvements, Bhyve virtualization improvements, and a plethora of other work. Those not yet familiar with FreeBSD 11 can see the tentative release notes and what's new guide.