It is fairly stable in terms of syntax. Just that features like Unicode support etc. tend to be difficult to implement without deep changes. For OS dev, look in

It is fairly stable in terms of syntax. Just that features like Unicode support etc. tend to be difficult to implement without deep changes. For OS dev, look into Node9 and https://www.lua.org/wshop13/Cormack.pdf https://www.lua.org/wshop13/Cormack.pdf There have been quite a few attempts at building OSes with Lua as main system/userland language. There are very few Lua implementations that can bootstrap so you still need a bit of non-Lua code as glue for the interpreter bits if not for juggling pointers.