Release Notes: Words for using fractions and matching strings with wildcards were added to the library. The Development Guide was added to the manual.
Release Notes: The classic games 'Hamurabi' and 'Lander' and a Forth SLOC program were added to the examples. Most of the ANS-Forth FILE wordset is now supported. The ANS-Forth interface was updated. The 'Porting guide' was added to the manual.
Release Notes: The word FORGET has been renamed to HIDE. The word AKA is supported now. When closing a stream, the associated channel is only reverted to the default stream if the closed stream was current. There are some minor changes and additions to the library and the example programs. The Error Guide has been added to the manual.
Release Notes: Support for read-only system variables was added. SEEK, TELL, +CONSTANT, SOURCE-ID, CIN, COUT, and @GOTO words were added. Structures were made GForth-compatible. Setting the file position indicator is now possible. 4tH sourcecode can now be embedded in MS batch files. Several sections were added to the manual.
Release Notes: Files can be opened in read-write mode. Text files don't need to be explicitly declared anymore. Enumerations are supported now. Several library sources have been added, like lists, locals, breakpoints. A sodoku solver was added to the examples. A glossary has been added to the manual.
Release Notes: Structures and aliases are now supported. The ANS-Forth words PARSE-NAME and DUMP were added to the library. Some minor bugs in the library were fixed. The virtual machine was redesigned and performance was boosted by 50%. The User Guide was completed.
Release Notes: A bug was fixed that prevented compilation by gcc 3.x. Multiple WHILEs in BEGIN .. REPEAT and BEGIN .. UNTIL constructs are now supported. A limited DOES> construct was introduced with the :WITH keyword. A program that generates Graphviz flow diagrams of 4tH programs was added. Libraries for drawing ASCII banners and scanning textfiles were added.
Release Notes: The word SCONSTANT and the ANS-Forth word >BODY have been added. The manual has been updated and expanded.
Release Notes: Support for the ANS-Forth proposed words DEFER@ and DEFER! was added. Libraries for string padding, circular buffers, and Easter Sunday calculation were added. The manual was updated and expanded. A TurboC V2 bug and a bug in FILL were fixed.
Release Notes: The compiler has been optimized for both size and speed. Some programs and library members were rewritten.