HAC Ada Compiler: a small, quick Ada compiler covering a subset of Ada

HAC (HAC Ada Compiler) is a small, quickly compiling, open-source Ada compiler, covering a subset of the Ada language. HAC is perhaps the first open-source (albeit partial) Ada compiler fully programmed in Ada itself.
Features:
demo/data_exchange/exchange_native_side.adb demo.Globally install this crate:
alr install hacAdd to your project:
alr with hac