Source EngineMods
Source Engine
Source Engine mods
A 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.
1,445 mods · newest update 29 Aug 2026
- APC follows player Buggyby Maestra_FenixModding Resources / Vehiclesupdated 6 y ago
- Four Sided Monitor Prefabby NvC_DmN_CHModding Resources / Inputs & Functionalsupdated 6 y ago
- Q3DM17 - The Longest Yardby RurreModding Resources / Castaway Mapsupdated 6 y ago
- HD Cobwebs Texturesby NvC_DmN_CHModding Resources / Texturesupdated 12 y ago
- sphere_piramideby katersenayModding Resources / Details & Decorumupdated 6 y ago
- 2 wet glass texturesby NvC_DmN_CHModding Resources / Texturesupdated 12 y ago
- Realistic rainy windowby ToxicVikingModding Resources / Windows & Glassupdated 12 y ago
- props_urban2by lilou905Modding Resources / Models & Texturesupdated 6 y ago
- Zombie prefabs packby T3cHModding Resources / Prefabsupdated 6 y ago
- Zombie Survival Defenses and Spawningby Sierra FoxtrotModding Resources / Prefabsupdated 6 y ago
- Text panelby Lg.designerModding Resources / Buttons & Switchesupdated 6 y ago
- zm_pack_manufactoryby Z(Rus)Modding Resources / Prefabsupdated 6 y ago
- Dev_Rocketby Ghost1358268Maps / Developer & Test Mapsupdated 7 y ago
- Zombie Prefabs by cL_by cL_Modding Resources / Prefabsupdated 6 y ago
- clipping tool measurmentby katersenayModding Resources / Buildings & Structuresupdated 6 y ago
- 2 Laundry Room Cabinet Variationsby Nothing MajorModding Resources / Furnitureupdated 12 y ago
- blocks_001by katersenayModding Resources / Buildings & Structuresupdated 6 y ago
- Skybox Radio Tower Silhouetteby Nothing MajorModding Resources / Details & Decorumupdated 6 y ago
- dev_retro_tilesby katersenayModding Resources / Developerupdated 6 y ago
- sofa originalby katersenayModding Resources / Furnitureupdated 6 y ago
- bf_canal_bridgeby katersenayModding Resources / Bridgesupdated 6 y ago
- Custom Water Textureby NvC_DmN_CHModding Resources / Water & Fluidsupdated 6 y ago
- Shoreline Spume Textureby NvC_DmN_CHModding Resources / Texturesupdated 11 y ago
- Trees leaves retextureby NvC_DmN_CHModding Resources / Texturesupdated 11 y ago
- Police Line Textureby NvC_DmN_CHModding Resources / Texturesupdated 11 y ago
- Graffitis and Calculations Decals Packby NvC_DmN_CHModding Resources / Decalsupdated 6 y ago
- Snowy Textures Packby NvC_DmN_CHModding Resources / Texturesupdated 11 y ago
- Ground Rain Ripples Effectby NvC_DmN_CHModding Resources / Water & Fluidsupdated 6 y ago
- Situation Outbreak v1.61 [PATCH]by SethenStandalone Modsupdated 5 y ago
- Situation Outbreak v1.61 (FULL)by SethenStandalone Modsupdated 5 y ago
- plants_forest_fernby katersenayModding Resources / Texturesupdated 6 y ago
- Tall Towerby KingstonCartelModding Resources / Buildings & Structuresupdated 6 y ago
- Combine Sniper Prefabby KaleidescoopModding Resources / NPCs & Scripted Sequencesupdated 7 y ago
- BioShock:Infinite Grassby TIOMSModding Resources / Texturesupdated 12 y ago
- BioShock:Infinite Posters and Advertsby TIOMSModding Resources / Decalsupdated 6 y ago
- alcy_synths_2by AlcyTorontoModding Resources / Inputs & Functionalsupdated 6 y ago
- Turbine Craneby LATTEHModding Resources / Models & Texturesupdated 6 y ago
- Bunkerby atlas0990Modding Resources / Buildings & Structuresupdated 12 y ago
- Vortigaunt with broomby polyfemModding Resources / NPCs & Scripted Sequencesupdated 7 y ago
- Battleblock Theater Skyboxby WL_Modding Resources / Skyboxesupdated 12 y ago
- Half-Life: Apocalypseby FirebugModding Resources / Castaway Mapsupdated 6 y ago
- Water drops refract materialby MamorexModding Resources / Texturesupdated 8 y ago
- TTice packageby TIOMSModding Resources / Texturesupdated 12 y ago
- TTblocks packageby TIOMSModding Resources / Texturesupdated 12 y ago
- TTwallpapers packageby TIOMSModding Resources / Texturesupdated 12 y ago
- TTfloors packageby TIOMSModding Resources / Texturesupdated 12 y ago
- zs_obj_fear_factoryby IrrelevantThingsModding Resources / Castaway Mapsupdated 6 y ago
- FlatUI Dev Texturesby NiandraLadesModding Resources / Developerupdated 6 y ago
1.4k mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.