

These projects included their first non-first-person shooter, Tony Hawk's Pro Skater 3, and Halo: Combat Evolved, forging new publisher relationships with Activision and Microsoft Game Studios respectively.

Branching out to other publishers, they pursued additional port work, each game being released with additional content, but this time from console to PC. Prior to Half-Life 2, they had developed or helped develop every Half-Life expansion game or port, including Opposing Force, Blue Shift, Counter-Strike: Condition Zero, Half-Life for the Sony PlayStation 2 (including Half-Life: Decay), and Half-Life for the Sega Dreamcast (including Blue Shift). Porting Half-Life to console platforms (each with new game content) followed, building the company's experience in console game-making, in addition to enhancing and building upon the successful Counter-Strike branch of the Half-Life franchise. They started with developing expansions to Valve's Half-Life. Before Rebel Boat Rocker, Pitchford and Martel previously worked together at 3D Realms, and Montgomery previously worked at Bethesda Softworks. Gearbox Software was founded on February 16, 1999, by Randy Pitchford, Brian Martel, Stephen Bahl, Landon Montgomery and Rob Heironimus, five developers formerly of Rebel Boat Rocker. The "gearbox" text was produced using Martel's old typewriter because Martel felt that only it had the font with an ideal lower-case "g". The primary of two variations of Gearbox Software's original logo created by Brian Martel, Stephen Bahl and Landon Montgomery. A third division, Gearbox Studios, to focus on television and movie productions, was established in October 2021. Gearbox Entertainment was acquired by the Embracer Group in April 2021, becoming its seventh major label. A parent company, The Gearbox Entertainment Company, was established for Gearbox Software and Gearbox Publishing in 2019. Gearbox expanded into publishing with the creation of Gearbox Publishing in 2015. The company also owns the intellectual property of Duke Nukem and Homeworld. Their second original game series, Borderlands, commenced in 2009, and by 2015 had sold over 26 million copies. It became their flagship franchise and spun off a comic book series, television documentary, books, and action figures.

In 2005, Gearbox launched its first independent set of games, Brothers in Arms, on console and mobile devices. Gearbox initially created expansions for the Valve game Half-Life, then ported that game and others to console platforms. Randy Pitchford, one of the founders, serves as president and chief executive officer. It was established as a limited liability company in February 1999 by five developers formerly of Rebel Boat Rocker. Gearbox Software is an American video game development company based in Frisco, Texas.
