https://oxygenbasic.sourceforge.io/ (https://oxygenbasic.sourceforge.io/)
https://sourceforge.net/projects/oxygenbasic/files/ (https://sourceforge.net/projects/oxygenbasic/files/)
https://github.com/Charles-Pegge/OxygenBasic (https://github.com/Charles-Pegge/OxygenBasic)