Free Pascal is a free and open source Object Pascal Language compiler.
It is a native compiler, which generates native code for operating systems the same like C and C++ compilers do. No need for virtual machines or big libraries for deployment.
Free Pascal is a cross platform compiler, it is available for:
Linux, FreeBSD, Haiku, Mac OS X, DOS, Win32, Win64, WinCE, OS/2 and many other operating systems.
FreePascal official site is:
Free Pascal sample code:
var x, y: Integer; begin Writeln('Hello world!'); x:= 10; y:= 20; Writeln('X * Y = ', x * y); end.