- This article is about the Half-Life franchise. For the original installment of the series, see Half-Life (video game).
1998–present
External links
Half-Life
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| Half-Life (Opposing Force | Blue Shift | Decay | Source) | Half-Life 2 (Lost Coast | Episode One | Episode Two) | Half-Life: Alyx
In-game entities  |
| Franchises: Day of Defeat | Left 4 Dead | Alien Swarm
Hardware: Software: Other:  |
