PureBasic is a commercially distributed procedural computer programming language and integrated development environment based on BASIC and developed by Fantaisie Software for Windows 32/64-bit, Linux 32/64-bit, and Mac OS X. An Amiga version is available, although it has been discontinued and released as open source. The first public release of PureBasic for Windows was on December 17, 2000. It has been continually updated since.PureBasic has a "lifetime license model".