Hot Soup Processor is a programming language from Japan that was originally developed in 1994. It was originally based on BASIC, but has diverged significantly from those roots over the years. It is freeware as of 1996, and now is open source (OpenHSP) under the BSD licenses. HSP is used to teach programming in Japanese schools, and because it is freeware, it was a popular programming language for doujin soft in the late 1990s.

Features Hot Soup Processor is a procedural language, and includes the following features: Very brief and simple syntax, ideal for beginning programmers no line numbering non-case-sensitive all variables are global name spaces Originally designed to compile Windows executables, but Mac Classic and Linux ports exist as well, and compiling to .com files is also possible Can use Windows DLLs and Windows API includes a preprocessor can use standard BASIC syntax as well as its own proprietary syntax

Example code mes "Hello World!" stop

External links HSPTV!, new Hot Soup Processor official website (in Japanese) old Hot Soup Processor official website (in Japanese)