Free Pascal (also known as FPK Pascal) is a professional 32x and 64-bit compiler of the Pascal language. The compiler is available for processors: Intel x86, Amd64/x86_64, PowerPC, PowerPC64, Sparc, ARM. Several operating systems are supported: Linux, FreeBSD, Haiku, Mac OS X/Darwin, DOS, Win32, Win64, WinCE, OS/2, Netware (libc and classic) and MorphOS.
The main distinctive feature of this compiler from others is that it is focused on popular dialects of Object Pascal and Delphi language. Several other dialect compatibility modes are also supported: Turbo Pascal, Borland Delphi (supporting classes and interfaces), Mac Pascal, and object-oriented Delphi features.
- Architectures: support for PowerPC/64 and ARM;
- platforms: support for Windows x64, Windows CE, Mac OS X/Intel, Game Boy Advance and Game Boy DS;
- language: support for interface delegation, bitpacked records and arrays, COM/OLE variants, dispinterfaces;
- Infrastructure: improved support for variant type, support for multiple resource files, widestrings are now COM/OLE-compatible in Windows, improved database support.