{{works with|BASICA}}
{{works with|Commodore BASIC}}
{{works with|Locomotive Basic}}
{{works with|M2000 Interpreter}}
{{works with|MSX BASIC}}
{{works with|Tiny BASIC}}
10 print "Hello world!"

{{works with|7Basic}}
{{works with|BaCon}} [[Category:BaCon]]
{{works with|QBasic}}
{{works with|M2000 Interpreter}}
{{works with|Script Basic}}
PRINT "Hello world!"