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Half-Life: Source
Half-Life: Source is a port of Valve's original acclaimed game Half-Life to their new Source engine used for Half-Life 2. It takes advantage of vertex and pixel shaders to create realistic water effects, and can now portray realistic physics effects. It also has new menus, improved lighting and soft shadows, ragdoll character animations, and a 3D skybox replacing the old 16-bit color prerendered bitmap skies.
About Half-Life: Source
- Released
- June 2004
- Developer
- Valve
- Engine
- Source
- Series
- Half-Life
- Platforms
- Linux · PC (Microsoft Windows) · Mac
Where to get it
Release, studio and platform data from IGDB. Store links go to the sellers, not to us. We do not sell games and we do not host files.
Browse everything
Sorted, filterable and paged. Every link goes to the author’s own download.
- resource packs177A resource pack replaces the textures, sounds, models and language files the game ships with. It changes nothing about the rules, so it is safe on a vanilla server.
- Mods160A mod changes the game itself. It needs something to load it, it may need other mods first, and it only works on the versions its author built it for.
- Frameworks5A framework is modding infrastructure rather than content: an API, injector or utility that other mods run on top of, or that helps you install, patch or manage them.
- Mods indexed
- 342
- Versions
- 0
- Newest tracked
- none yet
- Most disruptive update
- No breakage data for this game
Most popular
This source publishes no download figure, so these are ranked by how many people saved or subscribed to them.
- High Defenition: SourceSkins / Packs
- Half-Life Resized MapsGame files / Patches & Updates
- The Honest to God HD PackSkins / Packs
- Blue-Shift: Source (4 Chapters)Maps
- Sproily's Snark HlsSkins / Weapons
- Half-Life: Uplink Extended SourceGame files / Total Conversions
- Half-Life: RelightGame files / Total Conversions
- Shephard in Lambda Core (Source)Maps
- Half-life Source Model PackSkins / Packs
- Thicc AssassinSkins / Other/Misc
- Brush Style Barrel Replaces Blue Barrel PropSkins / Other/Misc
- HL: Source - 'High-Definition': Source pack v1.03Skins / Packs
- Classic Half-Life BloodTextures
- Quads Crowbar SourceSkins / Weapons
- Half-Life LD Weapons Reanimation Pack V2.1 PortedSkins / Weapons
- Fucked Up Dog / Small Dog SnarkSkins / Weapons
- 1999 original HD armsSkins / Arms
- OpFor Human GruntsSkins / Grunts
- HD Textures for Non-HD ModelsSkins / Packs
- More Original DecalsTextures
- Steel CrowbarSkins / Weapons
- Female Assassin ImprovedSkins / Female Assassins
- They Hunger: SourceGame files
- [HL:S] (Fanmade) Romka's Assassin HL1 PortSkins / Grunts
Browse all 160 Half-Life: Source mods Sortable by downloads, rating and date.
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Why Half-Life: Source mods break
A mod is compiled against one version of a game. When the game updates, anything that reached into the parts that moved stops working, and it usually stops working silently rather than with a message that explains itself.
That is what the table above counts. It is not a guess: each row is a mod the community has reported as broken by that specific release. The number is a fair measure of how disruptive an update was, and it is the reason people delay updating a game they have modded heavily.
Common questions
Does IndexGG host Half-Life: Source mods?
No, and it never will. Every download link points at the author's own page on Nexus, GitHub, CurseForge or wherever they published it. We index the ecosystem; the files stay with the people who made them.
Where does the compatibility data come from?
From the communities that maintain it in the open, not from guesswork. Each claim carries how it is known, so a reported breakage is never presented as though the author said it.
Why is a mod listed as broken when it works for me?
Compatibility depends on your exact game version and the rest of your load order. A mod marked as broken in one release may work fine on an older one, which is exactly why the version is recorded next to the claim rather than a bare yes or no.






