About
Experience the Half-Life™ expansion packs like never before. Operation: Black Mesa features reimaginings of both Half-Life™ Opposing Force and Half-Life™ Blue Shift through two unique campaigns. How will you survive the Black Mesa Incident? It's time to choose.
Pre-release · Steam · App 311810
Operation: Black Mesa
Tripmine Studios
Genres
ActionIndie
ActionIndieview more (+2)
Categories
Single-playerSteam AchievementsFull controller supportCaptions availableSteam WorkshopSteam CloudIncludes level editorFamily Sharing
Single-playerSteam AchievementsFull controller supportCaptions availableSteam WorkshopSteam CloudIncludes level editorFamily Sharingview more (+8)
Player tags
FPSShooterActionFirst-Person3DMilitaryRemakeHorrorDark HumorSci-fiAliensLinearGoreViolentRealisticSingleplayerAtmosphericIndieCombatLevel Editor
FPSShooterActionFirst-Person3DMilitaryRemakeHorrorDark HumorSci-fiAliensLinearGoreViolentRealisticSingleplayerAtmosphericIndieCombatLevel Editorview more (+20)
Followers
27,230
+6 · 1d
Wishlists est
313,145
Price
—
Release
To be announced
tba
14 snapshots· 1 carried
+127 (+0.5%)
DayFollowersΔΔ %WishlistsΔΔ %
May 20, 202627,221+6+0.0%313,042+69+0.0%
May 19, 202627,215+2+0.0%312,973+23+0.0%
May 18, 202627,213+2+0.0%312,950+23+0.0%
May 17, 202627,211+7+0.0%312,927+81+0.0%
May 16, 202627,204+16+0.1%312,846+184+0.1%
May 15, 202627,188+6+0.0%312,662+69+0.0%
May 14, 202627,182+11+0.0%312,593+126+0.0%
May 13, 202627,171+11+0.0%312,467+127+0.0%
May 12, 202627,160+12+0.0%312,340+138+0.0%
May 11, 202627,148+6+0.0%312,202+69+0.0%
May 10, 202627,142+16+0.1%312,133+184+0.1%
May 9, 202627,126+19+0.1%311,949+218+0.1%
May 8, 202627,107+13+0.0%311,731+150+0.0%
May 7, 202627,094——311,581——
Tracked since May 6, 2026·Details 2d ago·Followers 1d ago