Optiboot (an older version) is installed by default on the Arduino Uno and (as of 2018) official Arduino Nano boards. It can be installed on all older mega8, 168 or 328 based Arduinos. As of 2019, ...
This is a (virtually) zero dependency Erlang RPM package that provides just enough to run RabbitMQ. It may or may not be suitable for running other Erlang-based software or 3rd party RabbitMQ plugins.