ANS forth system for Windows 9x/NT/Vista. Features optimized native code generation, high speed execution, full ANS'94 support, small yet highly-extensible kernel, big number of additional libraries for developing sophisticated windows applications, active and helpful community.

SP-Forth is a reliable and comfortable forth system producing optimized native code for the Intel x86 processors. It runs on MS Windows 9x, NT (Linux and Kolibri OS ports exist).