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Half-Life: Source

19 Adventure games like Half-Life: Source that you should try

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We filtered the 50 games similar to Half-Life: Source down to the 19 that fit the “Adventure” category. Black Mesa, Half-Life: Blue Shift and Half-Life: Opposing Force top the list, ranked by affinity and similarity score to Half-Life: Source.

iRank70/ 100

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GenreShooterSubgenreFPSSub-subgenreTactical FPS
Tags
NarrativeDarkSoloMultiplayer
Year 2004Dev Valve Software
Stores

Quick answer

Within the “Adventure” category, the closest game to Half-Life: Source is Black Mesa — scoring 100/100 on our similarity scale. Half-Life: Blue Shift and Half-Life: Opposing Force follow close behind.

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The best adventure games like Half-Life: Source

19 similar games foundUpdated July 2026

Handpicked by our similarity algorithm, these are the titles with the highest gameplay match to Half-Life: Source. Each one has been evaluated across 16 real attributes — from combat style and progression mechanics to world structure and visual perspective — so every recommendation is based on how the game actually plays, not just its genre label.

Black Mesa
ShooterFPSTactical FPS
SoloMultiplayerRangedMeleeTacticalNarrativeDarkSci-FiHorrorFirst Person
Steam👍 95%· 142KRAWG👍 90%· 1.1KMC86IGDB88· 3OC85· 16
Year 2020Dev Crowbar CollectivePlaytime ~6hOn PC · Linux

✓ Same family of tactical first-person shooters: shooter, first-person shooting and adventure storytelling

≠ Its own twist: early access, while skipping puzzle design

Half-Life: Blue Shift
ShooterFPSTactical FPS
SoloRangedMeleeTacticalDarkNarrativeSci-FiHorrorFirst Person
Steam👍 93%· 21KRAWG👍 74%· 764MC71IGDB60· 1
Year 2001Dev Gearbox Software · ValvePlaytime ~2hOn PC · Apple Macintosh · Linux

✓ Nearly identical: shooter, first-person shooting and puzzle design.

≠ Missing: horror tension.

Half-Life: Opposing Force
ShooterFPSTactical FPS
SoloMultiplayerRangedTacticalMeleeNarrativeDarkSci-FiHorrorFirst Person
Steam👍 95%· 28KRAWG👍 80%· 750IGDB70· 1
Year 1999Dev Gearbox Software · ValvePlaytime ~3hOn PC · Apple Macintosh · Linux

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and puzzle design

≠ Stands apart with PvP competition, while skipping horror tension

Return to Castle Wolfenstein
ShooterFPSTactical FPS
SoloMultiplayerRangedMeleeTacticalDarkNarrativeHorrorSci-FiFirst Person
Steam👍 93%· 9.1KRAWG👍 90%· 467MC88IGDB68· 5
Year 2001Dev Nerve Software · Bethesda SoftworksPlaytime ~1hOn PC · PS · Apple Macintosh

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and horror tension

≠ Stands apart with stealth mechanics, historical setting and fantasy world, while skipping puzzle design

Doom Eternal
ShooterFPSTactical FPS
SoloMultiplayerMeleeTacticalDarkNarrativeHorrorSci-FiFirst Person
Steam👍 91%· 215KIGDB86· 14OC89· 211
Year 2020Dev id Software · Bethesda SoftworksOn Xbox · PS4 · PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: punishing difficulty, fantasy world and post-apocalyptic world, while skipping puzzle design

Wolfenstein: The Old Blood
ShooterFPSTactical FPS
SoloMultiplayerMeleeTacticalDarkNarrativeHorrorSci-FiFirst Person
Steam👍 90%· 23KIGDB76· 15OC78· 84
Year 2015Dev MachineGames · Bethesda SoftworksOn PS4 · PC · Xbox

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and adventure storytelling

≠ Stands apart with stealth mechanics, historical setting and fantasy world, while skipping puzzle design

Half-Life
ShooterFPSTactical FPS
SoloMultiplayerRangedMeleeTacticalNarrativeDarkSci-FiHorrorFirst Person
Steam👍 97%· 161KRAWG👍 89%· 2.4KMC96IGDB80· 1
Year 1998Dev Valve Software · ValvePlaytime ~3hOn PC · PS · Apple Macintosh

✓ Same family of tactical first-person shooters: shooter, first-person shooting and adventure storytelling

≠ Its own twist: punishing difficulty and PvP competition, while skipping precision platforming

Ready or Not
ShooterFPSTactical FPS
SoloMultiplayerTacticalRangedMeleeDarkNarrativeHorrorFirst Person
Steam👍 78%· 329KRAWG👍 81%· 175IGDB84· 2OC82· 59
Year 2023Dev VOID InteractivePlaytime ~6hOn PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Where it differs: brings deep simulation, setting modern and co op, while skipping puzzle design

Spec Ops: The Line
ShooterFPSTactical FPS
SoloMultiplayerMeleeTacticalNarrativeDarkHorror
Steam👍 93%· 56KIGDB77· 9
Year 2012Dev Yager Development · 2K GamesOn PlayStation 3 · Linux · PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: third-person shooting, stealth mechanics and historical setting, while skipping puzzle design

Metro 2033
ShooterFPSTactical FPS
SoloMeleeTacticalNarrativeDarkHorrorSci-FiFirst Person
Steam👍 93%· 34KIGDB87· 3
Year 2010Dev 4A Games · THQOn PC

✓ Same family of tactical first-person shooters: shooter, first-person shooting and horror tension

≠ Where it differs: brings deep RPG systems, survival mechanics and linear, story-driven structure, while skipping puzzle design

Not a Hero
ShooterFPSTactical FPS
SoloMeleeTacticalDarkHardcore
Steam👍 87%· 2.0KIGDB70· 11OC75· 64
Year 2015Dev Roll7 · Devolver DigitalOn PS4 · Linux · PC

✓ Same family of tactical first-person shooters: shooter, first-person shooting and adventure storytelling

≠ Stands apart with punishing difficulty, visual pixel and visual 2d, while skipping puzzle design

Call of Duty: Mobile
ShooterFPSTactical FPS
SoloMultiplayerTacticalFirst PersonThird Person
IGDB83· 2
Year 2019Dev Timi · Tencent GamesOn Android · iOS

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: visual third person, while skipping puzzle design

STAR WARS™ Republic Commando™
ShooterFPSTactical FPS
SoloMultiplayerMeleeRangedTacticalNarrativeSci-FiFirst Person
Steam👍 96%· 17KRAWG👍 88%· 530MC78IGDB81· 5OC70· 23
Year 2005Dev LucasArts Entertainment · Disney InteractivePlaytime ~1hOn PC · PS · Xbox

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and adventure storytelling

≠ Stands apart with setting space, historical setting and co op, while skipping puzzle design

Metal Gear Solid: Portable Ops
ShooterFPSTactical FPS
SoloMultiplayerTacticalFirst PersonStealth
IGDB90· 1
Year 2006Dev Kojima Productions · Konami

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Stands apart with stealth mechanics and visual third person, while skipping puzzle design

Wolfenstein: The New Order
ShooterFPSTactical FPS
SoloMeleeTacticalDarkNarrativeSci-FiFirst Person
Steam👍 92%· 61KIGDB77· 16OC82· 101
Year 2014Dev MachineGames · Bethesda SoftworksOn PlayStation 3 · PS4 · PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Where it differs: brings stealth mechanics, historical setting and fantasy world, while skipping puzzle design

Complete list of adventure games like Half-Life: Source

The full catalog of games sharing gameplay DNA with Half-Life: Source, ordered from highest to lowest similarity score. Use the filters above to narrow down by genre, setting or game mode and find the alternative that best fits your playstyle.

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