A graphical Basic language for Linux with objects and plug-ins.

A unique object-oriented RAD tool for Linux.

A free, Open Source Basic interpreter for creating portable GUI applications in Windows and Linux. Can create stand-alone executables.

An old-fashion BASIC interpreter for the Macintosh. BASIC programming resources.

A 32-bit BASIC compiler, with the syntax the most compatible possible with MS-QuickBASIC, that adds new features such as pointers, unsigned data types, inline-assembly. [Open-source, LGPL]

offers add-on products and utilities for several Basic languages for DOS. The entire catalog and some demo programs are available for download.

The official UK PIC Basic Compiler web site.

Windows BASIC-like script interpreter for Windows versions with Internet Explorer 5.5 or higher. Developed in Power Basic.

A free compiler for a Basic-like language, with QuickBasic source code.

A free version of BASIC for Windows. Supports creation of standalone programs.