In addition to UEFI Shell scripts, Python, and Lua, you can also use Ruby to write code for UEFI. Mruby is the Ruby compiler that was ported to UEFI. “mruby is the lightweight implementation of the Ruby language complying to (part of) the ISO standard. Its syntax is Ruby 1.9 compatible.” Mruby on EFI Shell … Continue reading Ruby for UEFI