 It runs on the i386 hardware platform and is compatible with a good base of existing GNU applications.It follows the System V Application Binary Interface and is also Linux 2.0 System Call ABI mostly compatible

The FiwixOS 2 operating system is a Fiwix distribution.It uses the Fiwix kernel, includes a GNU toolchain (GCC, Binutils, Make) and uses the Newlib v3.1.0 as its C standard library.