Only one update since 2019 — too few to see a pattern.
Released in Nov 1999.
Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.
The developer also lists half-life: opposing force includes violence throughout the game..
Its games are usually updated about every 2 weeks.
Based on 3 of its 19 games — the rest have too little history.
Everything Steam has posted for this game, updates and announcements alike.
Update86mo agoHalf-Life: Opposing Force update releasedUpdate100mo agoHalf-Life: Opposing Force update releasedNews113mo agoHalf-Life: Opposing Force update releasedNews161mo agoHalf-Life: Opposing Force update releasedNews164mo agoHalf-Life: Opposing Force Beta update releasedNews165mo agoHalf-Life: Opposing Force Beta update released