Release Notes: The words ':TOKEN' and 'EQUATES' have been added. The library files now support virtual memory, simple garbage collection, RfC 4180-compliant parsing, SEDOL numbers, Chi square calculations, runtime macros, and several new sorting routines. Several new date and time parsing functions were added. Several beta- and gamma-related functions were added to the floating point library. The preprocessor now supports division and modulo with the new @divrm function. Lots of bugfixes were made.
Release Notes: A bug that prevented using pipes in the Unix/Linux version was fixed. The word FILES was added. The word SLEEP was renamed to PAUSE. Several errata were corrected, and a section concerning multitasking was added to the manual.
Release Notes: A security vulnerability in the main program was fixed. The /HOLD constant was added. COMPARE is now fully ANS-Forth compatible. The 2R@ and UNLOOP words were added to the library, and a 'fractals.4th' demonstration program was added.
Release Notes: A bug in the library member SEARCH was fixed. Another example program, an implementation of the classic Eliza game, was added.