Download-black-mesa-complete-beta -

To access it, players had to opt into the "public-beta" branch on Steam, helping the team iron out final bugs and balancing issues before the March 2020 1.0 release.

In 2004, a group of volunteers known as set out to fix what they saw as a lackluster port of Half-Life to the Source engine. What started as a hobby project to "upgrade textures" evolved into a decade-and-a-half-long mission to fully reimagine the 1998 classic. download-black-mesa-complete-beta

The , released in December 2019, was the final hurdle before the game's full 1.0 launch. For years, Black Mesa was "the game without an ending" because the final alien world, Xen , was being built from scratch. To access it, players had to opt into

The beta finally added the missing "Interloper" maps and the massive Nihilanth boss battle, making the game playable from start to finish for the first time. The , released in December 2019, was the