Frank Ostrowski
Frank Ostrowski (1960 – 2011)<ref>AtariWiki: Turbo-BASIC XL. Retrieved 10 December 2020</ref> was a German programmer best known for his implementations of the BASIC programming language.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>
After his time with the German Federal Armed Forces, Frank Ostrowski was unemployed for three years. During this time, he developed Turbo-Basic XL for the Atari 8-bit computers. It was published in the German language Happy Computer Magazine in December 1985 as Listing of the Month. Turbo-Basic XL is both much faster and has more features than the standard Atari BASIC.Template:Citation needed
He soon got a job with GFA Systemtechnik GmbH (at the time known as Integral Hydraulik) where he wrote GFA BASIC on the Atari ST which became one of the more popular BASICs on that platform.
Frank Ostrowski died in 2011 after a severe disease.