Free Pascal Compiler (FPC) -          .    Borland Pascal 7  Object Pascal  Delphi,       , ,   . FPC   ,    .    AmigaOS, DOS, Linux, *BSD, OS/2, MacOS(X)  Win32.

 FPC    .        ,     FCL,    ,     VCL  Borland Delphi.          Lazarus.       ,  Delphi,         LCL,    VCL.