Hal may refer to: . Places. HAL Airport, Bangalore, India; Hal, Azerbaijan, a village; Hal, French name of Halle, Belgium; Hal, Elâzığ; Other uses. Hal (cuneiform ...

History. The application was made available through request on July 12, 2010, and released publicly on December 15, 2010. The App Inventor team was led by Hal Abelson and Mark Friedman. In the second half of 2011, Google released the source code, terminated its server, and provided funding to create The MIT Center for Mobile Learning, led by App Inventor creator Hal …