Operation Black Mesa is a total Source conversion of Half Life: Opposing Force. Half-life: Opposing Force is still an amazing game, although its not nearly as amazing as it was when it was released.
Today is a special occasion in many respects as its the 10 year anniversary day for the original Opposing Force. Happy birthday Adrian Shephard!
Operation Black Mesa is currently recruiting developers in almost every field!
It's been a long time since you last heard from us, but now its time for another Media Release featuring four maps and concept art!
Christmas is close at hand and before we take a short break (by newyears its back on track) and celebrate ourselves, we decided to show off some of our...
Update of recent events and the unveiling of our new forum!
It's been a month since last release, and THIS time, the HECU have moved into control and our website has been revamped!
Here's finally Operation Black Mesa's second Media Release.
Operation Black Mesa hot the 5th place in MOTY 2007 players choice ! We want to thank everyone who voted for us !
This is a media release of preproduction content made for motY, we all hope you will enjoy it.
Since a couple of day, the project is starting with a new breath. The new Leader, Eleval, will make everything to complete it. We will keep the same kind...
Well seeing as how it has been quite a little while since we here at the Operation Black Mesa mod team have said anything, we found it to be the time...
Well we here at the Operation Black Mesa mod team are all very happy to announce another update. Although there has also been some bad news in the development...
Well the time has finally come for the Operation Black Mesa team to unveil our first official media release and a long overdue one at that. The Operation...