Compare Half-Life: Source prices across trusted key stores and find the best deal. Developed by Valve. Published by Valve. Released on 6/1/2004. Available on PC, Mac, Linux. Genres: Action.

The classic Black Mesa disaster, now running on the Source engine - but the port is rougher than it looks, and most veterans will tell you the original GoldSrc version plays cleaner.

I went in hoping Half-Life: Source would be the definitive way to experience Gordon Freeman's first day at Black Mesa, and walked out with a complicated answer. The core game is still the same landmark first-person shooter from 1998 - a single-player campaign where you survive a catastrophic alien resonance cascade, fight your way through military clean-up squads, and eventually punch through to the alien world of Xen. The arsenal ranges from a plain old crowbar and 9mm pistol up to a SPAS-12 shotgun, a Colt Python, a crossbow, and an alien-powered Tau Cannon. The level design still holds up: connected corridors, vents, and research labs that feel like a real facility rather than a string of arenas. What Half-Life: Source actually is, though, is a direct engine port rather than a rebuild. Valve moved the original maps and assets into the Source engine, added improved water effects, reworked skyboxes, better dynamic lighting, and some atmospheric touches borrowed from Half-Life 2's interaction sounds. On paper that sounds like a meaningful upgrade. In practice, the results are uneven. Some environments genuinely benefit from the new lighting. Others lose their original mood entirely, with floors that reflect too aggressively and hallways that went from tense to sterile. The new 3D skyboxes are a mixed bag, and the realistic water looks out of place next to low-polygon geometry that was never designed for it. The bigger problem is bugs. A 2013 update introduced a wave of issues that were never fully fixed in the base game: broken AI behavior on certain enemies like the tentacles in Blast Pit, music that cuts during load screens, visual glitches, and inconsistent enemy aggression patterns. The community workaround is a fan-made patch called Source Fixed, which addresses most of the worst offenders, but that is extra friction that should not exist for a first-time player just trying to experience a classic. None of this is fatal, especially with the patch applied, but it means you are managing the port's problems on top of learning the game itself. So who actually benefits from playing this version over the original? Honestly, the audience is narrower than Valve probably intended. If you want to use Half-Life maps and assets inside Garry's Mod, this is the version you need. If you are a Half-Life completionist who wants to experience every official form the game has taken, it belongs in your library. For everyone else, including first-timers, the original GoldSrc Half-Life plays more reliably, and the community-built Black Mesa remake offers a far more thorough modernization. Half-Life: Source sits in an awkward middle ground that satisfies neither the nostalgia crowd nor newcomers looking for a polished entry point. The underlying game is still worth your time. This particular version of it just comes with caveats. Alex, Scout Team

Half-Life: Source

Half-Life: Source

Jun 1, 2004Valve
GamerScout Says

The classic Black Mesa disaster, now running on the Source engine - but the port is rougher than it looks, and most veterans will tell you the original GoldSrc version plays cleaner.

PCMacLinux
Steam Deck PlayableProtonDB Gold
Best Price Available
€9.75
at Steam
Lowest tracked: €9.75
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GamerScout Verdict

7/10

Worth it for GMod users and completionists; everyone else should start with original Half-Life or Black Mesa instead.

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SteamBest price
StandardEurope (EU)Steam KeyKey
€9.75
Priced in EUR by the store
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StandardGlobalSteam KeyGift copy
€11.32-14%
Priced in EUR by the store
Buy

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Price History

Lowest tracked
€9.7529 Aug 2026
Current best
€9.75
Lowest since we started tracking
Official storesKeyshops
€9.34€10.74€12.15€13.5527 Jul7 Aug17 Aug28 Aug7 Sept
27 Jul — 7 Sept
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Screenshots & Media

Screenshot

About Half-Life: Source

I went in hoping Half-Life: Source would be the definitive way to experience Gordon Freeman's first day at Black Mesa, and walked out with a complicated answer. The core game is still the same landmark first-person shooter from 1998 - a single-player campaign where you survive a catastrophic alien resonance cascade, fight your way through military clean-up squads, and eventually punch through to the alien world of Xen. The arsenal ranges from a plain old crowbar and 9mm pistol up to a SPAS-12 shotgun, a Colt Python, a crossbow, and an alien-powered Tau Cannon. The level design still holds up: connected corridors, vents, and research labs that feel like a real facility rather than a string of arenas. What Half-Life: Source actually is, though, is a direct engine port rather than a rebuild. Valve moved the original maps and assets into the Source engine, added improved water effects, reworked skyboxes, better dynamic lighting, and some atmospheric touches borrowed from Half-Life 2's interaction sounds. On paper that sounds like a meaningful upgrade. In practice, the results are uneven. Some environments genuinely benefit from the new lighting. Others lose their original mood entirely, with floors that reflect too aggressively and hallways that went from tense to sterile. The new 3D skyboxes are a mixed bag, and the realistic water looks out of place next to low-polygon geometry that was never designed for it. The bigger problem is bugs. A 2013 update introduced a wave of issues that were never fully fixed in the base game: broken AI behavior on certain enemies like the tentacles in Blast Pit, music that cuts during load screens, visual glitches, and inconsistent enemy aggression patterns. The community workaround is a fan-made patch called Source Fixed, which addresses most of the worst offenders, but that is extra friction that should not exist for a first-time player just trying to experience a classic. None of this is fatal, especially with the patch applied, but it means you are managing the port's problems on top of learning the game itself. So who actually benefits from playing this version over the original? Honestly, the audience is narrower than Valve probably intended. If you want to use Half-Life maps and assets inside Garry's Mod, this is the version you need. If you are a Half-Life completionist who wants to experience every official form the game has taken, it belongs in your library. For everyone else, including first-timers, the original GoldSrc Half-Life plays more reliably, and the community-built Black Mesa remake offers a far more thorough modernization. Half-Life: Source sits in an awkward middle ground that satisfies neither the nostalgia crowd nor newcomers looking for a polished entry point. The underlying game is still worth your time. This particular version of it just comes with caveats.

Alex
Alex · Scout Team

Catch-all

Tags

singleplayerEngine PortGoldSrc LegacySource Fixed RecommendedClassic FPSBuggy PortCrowbar CombatXen Endgame

System Requirements

Minimum

1.2 GHz Processor, 256MB RAM, DirectX 7 level graphics card, Windows XP, Mouse, Keyboard, Internet Connection

Recommended

2.4 GHz Processor, 512MB RAM, DirectX 9 level graphics card, Windows XP, Mouse, Key…

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Reviews & Ratings

GamerScout
7/10

Game Info

Developer
Valve
Publisher
Valve
Release Date
Jun 1, 2004

Game Modes

singleplayer

Languages

Subtitles (11)
EnglishFrenchGermanItalianJapaneseSpanish - Spain+5 more

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Frequently asked questions about Half-Life: Source

How much does Half-Life: Source cost?

As of 7 September 2026, the cheapest in-stock offer for Half-Life: Source is €9.75 at Steam, out of 2 live offers we track across verified key stores. Prices change daily — the table on this page is refreshed continuously.

Where can I buy Half-Life: Source cheapest?

The lowest in-stock price we track for Half-Life: Source is €9.75 at Steam (7 September 2026). We compare 2 live offers from verified key stores — the full table with every store and its trust score is on this page.

What platforms is Half-Life: Source available on?

Half-Life: Source is available on PC, Mac, Linux.

When was Half-Life: Source released?

Half-Life: Source was released on 1 June 2004.

Who developed Half-Life: Source?

Half-Life: Source was developed by Valve.