Initially developed and released by Gearbox Software in 2001, second Half-Life add-on, Half-Life: Blue Shift is a return to the Black Mesa Research Facility and another look at the Incident's consequences from the eyes of Gordon Freeman's best friend - Barney Calhoun. In 2012, Crowbar Collective has delighted Half-Life fans with release of the magnificent Half-Life remake, but there are still no released remakes for add-ons. This is when they are coming in - HECU Collective are developing the Black Mesa: Blue Shift - a free remake with use of Black Mesa resources and style.