• Map
    (URBAN UNDERGROUND) Beta Map 1 Remake Demo
    N/A

    This is a lovingly crafted Left 4 Dead game mod that pays tribute to the iconic first level of the original No Mercy campaign. Relive the heart-pounding action and intense zombie survival as you battle through the now-classic urban envir...

    • Archived
    622
  • 5 Maps
    Deathcraft (L4D1) V1.1
    9.6

    As the last minecarts leave the town, the survivors are forced to find another way to safety. A Left 4 Dead campaign based on Minecraft. A short-medium length campaign. Report all bugs at deathcraft(dot)l27nexus(dot)com

    1,054,744
  • Mod
    HE Grenade Pipe Bomb Replacement
    N/A

    Get ready for an explosive upgrade to your Left 4 Dead 1 experience with the CS:Source HE Grenade mod! Say goodbye to the standard Pipe Bomb and say hello to the adrenaline-pumping power of Counter-Strike: Source's HE Grenade. This mod t...

    311
  • 5 Maps
    Fairfield Terror: TRS No Mercy Remake (L4D1)
    9.9

    THIS IS THE OFFICIAL DOWNLOAD PAGE FOR FAIRFIELD TERROR, DEVELOPED AND PUBLISHED BY DAYS OF TERROR. Fairfield Terror is a fan-made remake of Turtle Rock Studio's original No Mercy, the game studio that owned the rights for Left 4 Dead...

    101,848
  • Mod
    CSS PISTOLS OVER M1911
    N/A

    Prepare to redefine your survival experience in Left 4 Dead 1 with the CS:Source Sidearms mod! Say goodbye to the standard pistols and hello to a whole new level of style. This exciting modification replaces the default pistols with two ...

    320
  • 5 Maps
    DARK CARNIVAL (L4D1) fully compatible
    N/A

    Dark Carnival for Left 4 dead 1. fully compatible, ready to play If you have the "stripper" plugin, you can make this campaign super Hardcore using the following command in your "global_filters.cfg". ________ filter: { "targetnam...

    6,731
  • Mod
    CS:GO MAC-10 Silenced
    N/A

    Silenced SMG from L4D2 but uses the body from the CS:GO MAC-10 so skins can be used without editing any textures, i also removed the strap because it clips through the hands. Includes 4 skins and a HUD icon. The base addon comes with ...

    • Updated
    5,333
  • Mod
    CSS XM1014 OVER AUTO SHOTGUN
    N/A

    Are you tired of blasting away zombies in Left 4 Dead with the same old auto shotgun? Ready to switch things up and bring a whole new level of excitement to your zombie-slaying adventures? Look no further! Introducing the XM1014 Auto Sho...

    329
  • 5 Maps
    City of the Dead Redux (L4D Version)
    N/A

    City of the Dead Redux is a remake of City of the Dead originally released back in 2016, from the ground up. It incorporates the same general ideas of the original, while improving upon them. The Survivors must make their way through ...

    3,357
  • Mod
    Zoey Hoodie v2
    N/A

    El Mod NO es mío.. The mod is NOT mine.. Midnight Riders Hoodie For Zoey Zoey Hoodie Cry of Fear Hoodie For Zoey Coed Zoey Recolor

    275
  • Mod
    CSS M4 OVER M16
    N/A

    Overview: Are you a fan of both Left 4 Dead and Counter-Strike: Source? If so, you're in for a treat! Introducing the M4 Assault Rifle replacement mod for Left 4 Dead's M16, designed to immerse you in the world of tactical zombie slayin...

    435

Latest Releases

Browse All
  • Mod
    CS:GO MAC-10 Silenced
    N/A

    Silenced SMG from L4D2 but uses the body from the CS:GO MAC-10 so skins can be used without editing any textures, i also removed the strap because it clips through the hands. Includes 4 skins and a HUD icon. The base addon comes with ...

    • Updated
    5,333
  • Mod
    Zoey Hoodie v2
    N/A

    El Mod NO es mío.. The mod is NOT mine.. Midnight Riders Hoodie For Zoey Zoey Hoodie Cry of Fear Hoodie For Zoey Coed Zoey Recolor

    275
  • 5 Maps
    City of the Dead Redux (L4D Version)
    N/A

    City of the Dead Redux is a remake of City of the Dead originally released back in 2016, from the ground up. It incorporates the same general ideas of the original, while improving upon them. The Survivors must make their way through ...

    3,357
  • Map
    (URBAN UNDERGROUND) Beta Map 1 Remake Demo
    N/A

    This is a lovingly crafted Left 4 Dead game mod that pays tribute to the iconic first level of the original No Mercy campaign. Relive the heart-pounding action and intense zombie survival as you battle through the now-classic urban envir...

    • Archived
    622
  • Mod
    CSS M4 OVER M16
    N/A

    Overview: Are you a fan of both Left 4 Dead and Counter-Strike: Source? If so, you're in for a treat! Introducing the M4 Assault Rifle replacement mod for Left 4 Dead's M16, designed to immerse you in the world of tactical zombie slayin...

    435
  • Mod
    CSS PISTOLS OVER M1911
    N/A

    Prepare to redefine your survival experience in Left 4 Dead 1 with the CS:Source Sidearms mod! Say goodbye to the standard pistols and hello to a whole new level of style. This exciting modification replaces the default pistols with two ...

    320
  • Mod
    CSS XM1014 OVER AUTO SHOTGUN
    N/A

    Are you tired of blasting away zombies in Left 4 Dead with the same old auto shotgun? Ready to switch things up and bring a whole new level of excitement to your zombie-slaying adventures? Look no further! Introducing the XM1014 Auto Sho...

    329
  • Mod
    HE Grenade Pipe Bomb Replacement
    N/A

    Get ready for an explosive upgrade to your Left 4 Dead 1 experience with the CS:Source HE Grenade mod! Say goodbye to the standard Pipe Bomb and say hello to the adrenaline-pumping power of Counter-Strike: Source's HE Grenade. This mod t...

    311
  • Mod
    L4D1 MW2019 Bill
    N/A

    L4D1 MW2019 Bill ReplacementBill。 - Viewmodel arms - "sv_intro_model" version included - First person arms - Vgui images CREDITS: Models and Materials:Infinity Ward Model Extraction:Animal33 L4D1 port by Xavi All...

    346
  • Mod
    GaryUI
    N/A

    Complete UI Overhaul for Left 4 Dead. Made for 2560x1440px and english language, Some HUD elements and fonts may be slightly off at other resolutions and languages. 1. Menu - GaryMenu and No Mercy Menu Background. 2. Loading Scree...

    9,365

New & Popular

  • 5 Maps
    City of the Dead Redux (L4D Version)
    N/A

    City of the Dead Redux is a remake of City of the Dead originally released back in 2016, from the ground up. It incorporates the same general ideas of the original, while improving upon them. The Survivors must make their way through ...

    3,357
  • Mod
    CS:GO MAC-10 Silenced
    N/A

    Silenced SMG from L4D2 but uses the body from the CS:GO MAC-10 so skins can be used without editing any textures, i also removed the strap because it clips through the hands. Includes 4 skins and a HUD icon. The base addon comes with ...

    • Updated
    5,333
  • Map
    (URBAN UNDERGROUND) Beta Map 1 Remake Demo
    N/A

    This is a lovingly crafted Left 4 Dead game mod that pays tribute to the iconic first level of the original No Mercy campaign. Relive the heart-pounding action and intense zombie survival as you battle through the now-classic urban envir...

    • Archived
    622
  • Mod
    CSS M4 OVER M16
    N/A

    Overview: Are you a fan of both Left 4 Dead and Counter-Strike: Source? If so, you're in for a treat! Introducing the M4 Assault Rifle replacement mod for Left 4 Dead's M16, designed to immerse you in the world of tactical zombie slayin...

    435
  • Mod
    HE Grenade Pipe Bomb Replacement
    N/A

    Get ready for an explosive upgrade to your Left 4 Dead 1 experience with the CS:Source HE Grenade mod! Say goodbye to the standard Pipe Bomb and say hello to the adrenaline-pumping power of Counter-Strike: Source's HE Grenade. This mod t...

    311

Trending Maps

Browse All
  • 5 Maps
    Deathcraft (L4D1) V1.1
    9.6

    As the last minecarts leave the town, the survivors are forced to find another way to safety. A Left 4 Dead campaign based on Minecraft. A short-medium length campaign. Report all bugs at deathcraft(dot)l27nexus(dot)com

    1,054,744
  • 5 Maps
    DARK CARNIVAL (L4D1) fully compatible
    N/A

    Dark Carnival for Left 4 dead 1. fully compatible, ready to play If you have the "stripper" plugin, you can make this campaign super Hardcore using the following command in your "global_filters.cfg". ________ filter: { "targetnam...

    6,731
  • 5 Maps
    City of the Dead Redux (L4D Version)
    N/A

    City of the Dead Redux is a remake of City of the Dead originally released back in 2016, from the ground up. It incorporates the same general ideas of the original, while improving upon them. The Survivors must make their way through ...

    3,357
  • 5 Maps
    City 17
    9.3

    Get to the trainstation, to escape from City 17. Contains hidden combines and zombies from HL2!

    831,131
  • 4 Maps
    DEAD CENTER (L4D1) fully compatible
    N/A

    Dead Center for Left 4 dead 1. (But much harder than the original) Note: This map contains a lot of tanks, but if you have the "No Mercy apocalypze" addon, the tanks won't appear. Why? The map "no mercy apocalypze" contains a scr...

    7,448
  • 6 Maps
    DeadCity Campaign
    8.9

    Kill plenty of zombies starting in RiverSide (city) then battling through the Back Alleys, over a Draw Bridge, at a Military Outpost finding yourself at a Water Plant and during the escape at the Subway Station. This is the Latest Updat...

    1,314,992
  • 5 Maps
    Fairfield Terror: TRS No Mercy Remake (L4D1)
    9.9

    THIS IS THE OFFICIAL DOWNLOAD PAGE FOR FAIRFIELD TERROR, DEVELOPED AND PUBLISHED BY DAYS OF TERROR. Fairfield Terror is a fan-made remake of Turtle Rock Studio's original No Mercy, the game studio that owned the rights for Left 4 Dead...

    101,848
  • 5 Maps
    Death Aboard
    9.1

    In Death Aboard you start out in a prison and work your way out to the nearest docks area. From here, you board a stranded ship and finally to an island where there will be a lighthouse as a finale.

    2,134,028
  • 5 Maps
    I Hate Mountains
    9.5

    Survivors crashed their bus in an utility pole of a dark forest while fleeing. They must now find their way through the spooky North American mountains. The campaign includes a dense forest, a huge mansion, an underground complex, a coas...

    483,521
  • Map
    Horror - Chapter 1
    N/A

    A new game style Based on the game slender the eight pages this map was made to play with multiplayer, playing alone can be extremely difficult and frustrating ATENTION the addon "No Mercy apocalypze" has buggy scripts that will c...

    2,102
  • Map
    (URBAN UNDERGROUND) Beta Map 1 Remake Demo
    N/A

    This is a lovingly crafted Left 4 Dead game mod that pays tribute to the iconic first level of the original No Mercy campaign. Relive the heart-pounding action and intense zombie survival as you battle through the now-classic urban envir...

    • Archived
    622
  • 4 Maps
    Witch Hunter
    8.5

    Our survivors wake up in Aperture, They realize scientists there use them as test subjects for their experiments. Guided by their voices,video screens and notes, their only way out is to move ahead to the next test! But the plot comes to...

    329,096

Trending Mods

Browse All
  • Mod
    L4D DLC Update 1.9 Complete
    N/A

    For its proper functioning: Read CHANGELOG to see the link in MEGA and MediaFire, press Download for EXTERNAL LINK, or click on the download button to obtain the text file inside the ZIP, it contains the links. For all those new who wan...

    55,317
  • Mod
    pack tda animes
    N/A

    survivors Replacement louis,zoey.bill,francis Features: Jigglebones Face flexes Polished Materials First Person Arms Custom Proportions / Height

    • Archived
    15,245
  • Mod
    ion's Vocalizer
    10

    Advanced L4D1 vocalizer with over 230 vocalization lines. FEATURES • 6 radial menus with shared voice lines • 5 radial menus with character-specific voice lines (for each character) • Radial menu for character selection/switchi...

    51,455
  • Mod
    L4D1 BILL - U.S.M.C
    N/A

    L4D1 BILL - U.S.M.C Includes HUD icons and first person arms. First person arms to L4D1 by Aya Supay All animation swaps work online Rate, Comment, Enjoy. Your feedback is always appreciated. :D

    17,329
  • Mod
    SHREK is love. (Tank)
    Beta N/A

    Not much to comment ... just enjoy it you are all an ogre now. "Shrek is love. Sherk ... is life." No hay mucho que comentar...solo disfrútalo Eres todo un Ogro ahora. "Shrek es amor. Sherk...es vida."

    16,143
  • Mod
    CS:GO M4A4
    N/A

    CS:GO M4A4 for Left 4 Dead. Includes 13 skins and a HUD icon. The base addon comes with the default skin, to use one of the skins the base addon is required and a skin addon. To change the hud icon on the weapon panel you will need...

    7,155
  • Mod
    [L4D1] Awesome cheats menu
    N/A

    This is Awesome cheats menu for L4D1. Menu includes: 1. Cheats menu 2. Bots commands 3. Spawn and commands common, special infected 4. Spawn weapons and fire items 5. Ammo commands 6. Spawn items 7. Effects menu 8. Commands for survivor...

    66,187
  • Mod
    GaryUI
    N/A

    Complete UI Overhaul for Left 4 Dead. Made for 2560x1440px and english language, Some HUD elements and fonts may be slightly off at other resolutions and languages. 1. Menu - GaryMenu and No Mercy Menu Background. 2. Loading Scree...

    9,365
  • Mod
    ROBLOXIAN(common infected)
    N/A

    offf -mod brought by the creator JTP, great job, all the respective credits to him. offff -mod traido por el creador JTP, gran trabajo, todos lo creditos respectivos para el.

    9,229
  • Mod
    Deadpool (Francis)
    N/A

    Was bored so i did this also includes fixed v_arms again no v_body (sorry) i'm having problems with v_body (weights of the model don't go well so yeah)

    24,154
  • Mod
    "Ehnanced" Zoey
    N/A

    This addon adds an extended version of Zoey. I warn you, the mod was not made by me, this is a port from the second part of the game. Credits: Cuba - Original mod addon Poser - port for l4d1

    13,454
  • Mod
    L4D1 Francis - U.S.M.C
    N/A

    L4D1 Francis - U.S.M.C Includes HUD icons and first person arms. First person arms to L4D1 by Aya Supay All animation swaps work online Rate, Comment, Enjoy. Your feedback is always appreciated. :D

    13,541
  • Mod
    CS:GO MAC-10 Silenced
    N/A

    Silenced SMG from L4D2 but uses the body from the CS:GO MAC-10 so skins can be used without editing any textures, i also removed the strap because it clips through the hands. Includes 4 skins and a HUD icon. The base addon comes with ...

    • Updated
    5,333

Recently Awarded Content

  • Mod
    Tda Hatsune Miku v3 Edition (v4)
    N/A

    i changed some materials of her,such as hair,leg,clothes,main work is from jack.cedric. Special thanks Aya Supay,thanks him for remake this perfect model for L4D. ^0^

    14,872
  • Mod
    HE Grenade Pipe Bomb Replacement
    N/A

    Get ready for an explosive upgrade to your Left 4 Dead 1 experience with the CS:Source HE Grenade mod! Say goodbye to the standard Pipe Bomb and say hello to the adrenaline-pumping power of Counter-Strike: Source's HE Grenade. This mod t...

    311
  • 5 Maps
    Fairfield Terror: TRS No Mercy Remake (L4D1)
    9.9

    THIS IS THE OFFICIAL DOWNLOAD PAGE FOR FAIRFIELD TERROR, DEVELOPED AND PUBLISHED BY DAYS OF TERROR. Fairfield Terror is a fan-made remake of Turtle Rock Studio's original No Mercy, the game studio that owned the rights for Left 4 Dead...

    101,848
  • Mod
    Cool Autoshotgun
    N/A

    Autoshotgun retexture ;) Open pack01_dir with NotePad++ and change 26836 m4super to m3super 26838 m4super to m3super 26850 m4super to m3super 43661 m4super to m3super

    10,148
  • Mod
    L4D1-Gutterpunk Zoey Red Hair
    N/A

    L4D1 Gutterpunk Zoey Red Hair. This model has been done by Ninja Nub. I take no credit for the model.I only made to L4D1. Read the changelog for installing this mod with HUD icons

    10,147
  • Mod
    Metal Slug Anthology BGM (L4D)
    N/A

    Replaces some BGMs with Metal Slug Anthology. All rights go to their respective owners. Use DAP for faster downloads. 'Don't run the VPK! Place it in the 'addons' folder instead!'

    10,120
  • Mod
    Rochelle The Division replaces Zoey
    N/A

    When we were activated, we knew the situation was bad. Worse than anyone knew. We're an elite, highly-skilled group of embedded agents. They only call us when everything else has failed. We have no rules. We have no limits. Our job is t...

    10,194
  • Mod
    Hunter trasparente color rojo
    N/A

    este mod es especial para jugar en multijugador online y offline espero que lo disfruten advertencia yo no me hago responsable si les molestan que es wallhack solo disfruten del juego y listo :)

    10,178
  • Map
    Bunker
    N/A

    Fight off the infection in a classic-style military bunker. Leave feedback in the comments section, as I am about to release an update. Your requests just might make it into the map!

    10,151
  • Mod
    Camoo's L4D1 Radial Menu
    N/A

    For the love of God stop pestering me. Its out. Finally I got of my lazy arse and got to work on the L4D1 version of my semi-popular radial for L4D2. This one works just like my first radial, but more suited, and enjoyable (in my opinion...

    25,184
  • Mod
    CS:GO M4A1 (Silenced & Unsilenced)
    N/A

    CS:GO M4A1 for Left 4 Dead. Includes a silenced & unsilenced version, 13 skins and a HUD icon. The base addon comes with the default skin, to use one of the skins the base addon is required and a skin addon. To change the hud icon ...

    6,192
  • Mod
    L4D1-Punk Zoey
    N/A

    This skin isn't mine. The original author is 'daishi3050 and arby26', so all credits go to them. I only ported the skin to L4D1.

    10,136
  • 5 Maps
    HEM DeadAir 2.2
    N/A

    A re-upload of 1 of 5 Gladiador's Hard Expert Mode Maps. A tweak to the orignal L4D maps to make your experience difficult.

    25,210

From the Archives

  • 4 Maps
    Orange Onslaught (L4D1)
    Alpha N/A

    This DOES require the L4D2onL4D Addon Support. The Survivors find themselves in a strange world, and must find a way to get out of the danger zone. A L4D2 entry to the Orange Map phenomenon ported to L4D1. Featuring wide-open terrain, ...

    • Archived
    12,307
  • Mod
    [L4D1 & L4D2] [Death Music] - Mmm What'cha Say
    N/A

    Simple soundmod for left 4 dead 1/left 4 dead 2 so that when you die it plays everyone's favourite part from Imogen Heap's "Hide and Seek" Song is "Hide and Seek" by Imogen Heap I DID NOT CREATE THIS MOD I ONLY PORTED IT TO L4D1.

    • Archived
    3,697
  • Mod
    Classic-Style Boomer
    Beta N/A

    It even has it's own lightwarp! And apologies for the placeholder thumbnail, I haven't gotten much time to make once since I'll be moving into another state in about three days. This is an recreation of the old boomer seen from old foot...

    • Archived
    6,767
  • 4 Maps
    Cold Stream Demo (L4D1)
    Beta N/A

    ***IMPORTANT*** It is NOT recommended to download this version, download the completed version instead. If you found this from the completed version, this is only linked to it for historic purposes. This has been finished and is on...

    • Archived
    39,168
  • Mod
    [L4D1 & L4D2] - Client Menu
    N/A

    How To Install Client Menu: C:\Program Files (x86)\Steam\steamapps\common\left 4 dead\left4dead\addons How To Open Client Menu: Open Console Type bind "q" "show_menu Menu"

    • Archived
    6,685
  • Mod
    tank goku
    N/A

    I hope you like the mods is my first time I publish and have fun with the tank :) espero que les guste el mods es mi primera vez que publico y dibiertanse con el tank :)

    • Archived
    8,234
  • Map
    (URBAN UNDERGROUND) Beta Map 1 Remake Demo
    N/A

    This is a lovingly crafted Left 4 Dead game mod that pays tribute to the iconic first level of the original No Mercy campaign. Relive the heart-pounding action and intense zombie survival as you battle through the now-classic urban envir...

    • Archived
    622
  • Mod
    Gary' Loading Screens
    N/A

    don't want it on gamemaps, keeping it for personal use.

    • Archived
    4,406

Popular 2023

  • 5 Maps
    DARK CARNIVAL (L4D1) fully compatible
    N/A

    Dark Carnival for Left 4 dead 1. fully compatible, ready to play If you have the "stripper" plugin, you can make this campaign super Hardcore using the following command in your "global_filters.cfg". ________ filter: { "targetnam...

    6,731
  • 5 Maps
    Fairfield Terror: TRS No Mercy Remake (L4D1)
    9.9

    THIS IS THE OFFICIAL DOWNLOAD PAGE FOR FAIRFIELD TERROR, DEVELOPED AND PUBLISHED BY DAYS OF TERROR. Fairfield Terror is a fan-made remake of Turtle Rock Studio's original No Mercy, the game studio that owned the rights for Left 4 Dead...

    101,848
  • 5 Maps
    City of the Dead Redux (L4D Version)
    N/A

    City of the Dead Redux is a remake of City of the Dead originally released back in 2016, from the ground up. It incorporates the same general ideas of the original, while improving upon them. The Survivors must make their way through ...

    3,357
  • 4 Maps
    DEAD CENTER (L4D1) fully compatible
    N/A

    Dead Center for Left 4 dead 1. (But much harder than the original) Note: This map contains a lot of tanks, but if you have the "No Mercy apocalypze" addon, the tanks won't appear. Why? The map "no mercy apocalypze" contains a scr...

    7,448
  • Map
    Horror - Chapter 1
    N/A

    A new game style Based on the game slender the eight pages this map was made to play with multiplayer, playing alone can be extremely difficult and frustrating ATENTION the addon "No Mercy apocalypze" has buggy scripts that will c...

    2,102
  • Map
    Horror - Chapter 2
    N/A

    A new game style Based on the game slender the eight pages this map was made to play with multiplayer, playing alone can be extremely difficult and frustrating ATENTION the addon "No Mercy apocalypze" has buggy scripts that will c...

    1,058
  • File
    [L4D] Achievement Helper Menu
    N/A

    Simple Menu based of Awesome cheats menu by Sasha but rewritten by me to either remove unessesary or add new Features. The Maingoal of this Menu is to help with unlocking Achievments obviously. To use the Menu bind "show_menu Menu" t...

    1,013
  • Mod
    CS:GO M4A1 (Silenced & Unsilenced)
    N/A

    CS:GO M4A1 for Left 4 Dead. Includes a silenced & unsilenced version, 13 skins and a HUD icon. The base addon comes with the default skin, to use one of the skins the base addon is required and a skin addon. To change the hud icon ...

    6,192
  • Mod
    CS:GO M4A4
    N/A

    CS:GO M4A4 for Left 4 Dead. Includes 13 skins and a HUD icon. The base addon comes with the default skin, to use one of the skins the base addon is required and a skin addon. To change the hud icon on the weapon panel you will need...

    7,155
  • Mod
    CS:GO MAC-10 Silenced
    N/A

    Silenced SMG from L4D2 but uses the body from the CS:GO MAC-10 so skins can be used without editing any textures, i also removed the strap because it clips through the hands. Includes 4 skins and a HUD icon. The base addon comes with ...

    • Updated
    5,333
  • Mod
    GaryUI
    N/A

    Complete UI Overhaul for Left 4 Dead. Made for 2560x1440px and english language, Some HUD elements and fonts may be slightly off at other resolutions and languages. 1. Menu - GaryMenu and No Mercy Menu Background. 2. Loading Scree...

    9,365
  • 20 Maps
    Super Tank Run
    N/A

    4 campaigns in tank run mode (Works best on servers with multi tank plugin) No mercy Dead Air Blood Harvest Death Toll

    3,052