Garry's Mod

Garry's Mod

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Description
Best sandbox maps! Includes maps, map content, and map navmeshes

Branding and background image by me
Binoculars model: https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=764395035
Items (58)
gm_bigcity
Created by bigwig
A big open city map. Fully noded for AI...
gm_mallparking
Created by bean
backroms lvl 1 (no it's not stop commenting and spreading rumors it was not intended to be actual backrooms) Features: • working elevator • built cubemaps and navmesh • a lot of space to explore MEGA UPLOAD UPDATE (sorry for releasing this after more than ...
gm_far
Created by RλFENN
ver. 1.1 See changelog for info Lore gm_far is a dark and gritty map set at night, in an industrial area situated in a valley off the coasts of Half-Life 2. Its quiet nature was preferred by traumatised rebels who knew only the hostile hospitality of the c...
The Poolrooms
Created by egglord
If you enjoy my work, consider leaving me a donation! https://ko-fi.com/actualegglord https://i.imgur.com/V65Js9f.jpeg THE POOLROOMS The Poolrooms, based off of the amazing renders by Jared Pike! This is a scenic map, attempting to stick as closely as poss...
gm_renostruct_v2
Created by Artayoo
Your favourite map is coming back, with a sequel! -------------- gm_construct, but renovated and v2 (wow!) Day and night versions available as seperate maps, inside one addon. Includes AI Nodes for ground NPCs. -------------- Artayoo - map creator Anetrex ...
gm_fork
Created by Blueberry_pie
A quiet town lies near a mountainous forest littered with landmarks from a bygone era. No other games or addons are required! Features: - A large terrain (maximum map size) with a river, steep hills and dense forests - A town and various other buildings sp...
gm_filthy_chinatown
Created by chunchengchai
gm_filthy_chinatown is expanded version of my old map named gm_dirty_chinatown. The map is bigger now. Also new rooms were added. Includes version without rain. Doesn't require any content. Tracks: October Tide - Losing Tomorrow Opeth - Madrigal Testers: S...
gm_novenka
Created by LeKactu
Here's gm_novenka ! A map that I made and designed for sandbox servers. There is enough space outside and inside to build, do some PVP or even fly with a complex handmade thruster based plane. Doesn't require extra mounted game or addon. NEW : The night ve...
The Backrooms
Created by egglord
If you enjoy my work, consider leaving me a donation! https://ko-fi.com/actualegglord https://i.imgur.com/ecwOWVY.jpeg THE BACKROOMS The Backrooms, based off of the Found Footage short film by Kane Pixels! This is an improved Backrooms map, sticking closel...
gm_conflux (updated)
Created by castindo
A giant cliff-side facility in the ocean. It converts and generates enormous power, but apparently not enough to keep the lights on. So if not for decent lighting, then where is all of that power diverted? Night Version: https://steamhost.cn/steamcommunity_com/sharedfi...
gm_oceantown
A (relatively) small, intricate map for flying, sailing, and some light roleplay. Features: Full(*) AI Noding Several elevator bridges 2 small hangars 3 enclosed buildings A functioning crane A runway A few little secrets And more! IMPORTANT!: SAVING YOUR ...
gm_bathe
Created by Aleks
...
gm_surface_structure
Created by Komissura!
Concrete structure...
LUNARCORE | Sandbox Atmospheric Map
Created by RG Studio
https://imgur.com/SLbSih4.png https://imgur.com/IKp1QmF.png https://imgur.com/j3bGUUZ.gif Tags: lunar atmos easter egg story fog scary machinima beatrun hitrush parkour pvp pve ai nodes navmesh nextbot ...
LUNARCORE [content]
Created by RG Studio
Uploaded with gmpublisher...
gm_bigcity Navmesh
Created by Reuben
Garry's Mod somehow didn't crash on me while generating the gm_bigcity navmesh so here you go. Just something quick and dirty; don't expect anything glamorous here. Have fun with your Nextbots...
gm_ijm_boreas
Created by ItsJustMiaouss
gm_ijm_boreas This is a modification of gm_boreas, made by Blueberry_pie. This map was made because I wanted to edit a few things as I wished :) → Recommended collection for this map: gm_ijm_boreas - Collection. Modifications - Improved StormFox 2 compatib...
gm_ijm_boreas NAVMESH
who needs an nav "optimizer" when you know the source engine. More navmesh here make sure to check out my other addons if you are interested. My Workshop Addons...
gm_cqb2
Created by Human
A map designed specifically for gunfights with NPCs or friends. Above the map there is an open space in which observers can be, as well as a room with settings in which you can slightly customize the map and launch one of two PvP modes. Map features: Top-d...
Ges_Dam
Ges_Daml Last version of Ge_Dam map! With Ai Nodes. With Nav Mesh. Full of details. Original Soundscapes. All credits goes to developers of Goldeneye: Source 5.0 ...
gm_citadel
Created by robitman
A Half-Life 2 themed gm_bigcity with new textures, a citadel, overwatch towers and more! *** THE WATER AND TEXTURES ARE NOW FIXED *** This map features several additions to the gm_bigcity templait used. These features include: • All buildings re-textured •...
gm_bigcity_tall
Created by CornerPin
The original map was made by Bigwig A modified version of gm_bigcity with ridiculously tall towers. This map includes a navmesh and a nodegraph....
rp_combine_overworld
Created by Lithi
My attempt at a Combine Overworld map Includes Ground and air AI nodes A small prisoner pod rail system (not the rideable kind, its just for show) Some dropships in vats Some bio-scanner things (the red door mounted lights) Many stalkers Misc Info All the ...
gm_genesis
Created by Bloodclaw
A large building map divided in multiple parts : - The main island with the spawn room, a lot of flat space to build, some small hills, buildings (including 6 garages and a small city), helicopter landing pad, roads (including large ones for planes), docks...
gm_megalopolis
Created by Lam
An extensive city map, loosely inspired by some real life places, and my biggest map yet. There's a lot of props and details, so sorry if the performance isn't so good. This map Includes: . A sandbox area at spawn. . A semi-secret one way observation room....
gm_silent_apartments
Created by Stub@
A Silent Hill 2 inspired atmospheric map with many apartments and places to explore, ENJOY! If map is too bright put brightness to 2.6 in gmod settings UPDATE : - Fixed soundscapes not working SUPPORT : If you like my work, consider supporting me here: htt...
Gm Northwest Airfield
Created by Doomologist
This is a re-creation of the northwest airfield from Chernarus using hl2 assets. A few buildings had to be cut from the original plan because source doesn't allow for a 1142 meter runway, 800 meters isn't too bad though. Enjoy! ...
gm_warmap_v5
Created by Flowx
gm_warmap_v5 This map was designed for open terrain vehicle combat, prefably ACF and / or WAC. Features: -fullmap displacement (largest possible map size) -3D Skybox -HDR -fog ( a tiny bit ... ) -a small airport with a runway -2 bases (Red and Blue for tea...
NPC Arena 3.5
Created by epicplayer40
This is an improved and modified version of NPC Arena 3 which you can find here This map contains many more features compared to the original map: Map Changes Added a rebel spawn button (Update 1.1), Added a headcrab canister button (Update 1.1), Some geom...
RP_City24_Conscript_Headquarters
Created by Riggs
RP_City24_Conscript_Headquarters Another iteration of one of my oldest maps from the Garry's Mod Workshop, featuring a City 24 and snowy styled theme. It takes place within the outskirts of City 24 and features a medium sized Bunker that serves as a Conscr...
gm_cyan_dreampools
Created by Cyan
Big thanks to all who have engaged with my map, whether that is positive or providing advice. It's taken many years for something I have made to be so noticed and I am touched and humbled to see people from many places and your words of encouragement. I pu...
AirEx industrial tower
Created by zinsea
Airexchange Industrial Tower Part of HL2 Beta Airexchange chapter, industrial tower, which i made in standalone map using beta assets and imagination. it's not what it should have been, this is my interpretation. skybox based on map "temp3.vmf" and other r...
Roblox - Work at a Pizza Place (2010)
Created by Flippy Gaming
The famous map that everyone knows, if you've played Roblox atleast once in your life. This one is one of my big memories, which I had plenty of screenshots of when I used to play in 2012... They all got wiped because I thought it'd be smart to delete them...
gm_liminal_hotel
Created by Alfarex
A recreation of a real hotel in London, more known as a backrooms image, level 188. The map isn't a perfect recreation of the real place but I used all the references I could to make it as accurate as possible. This map has a few easter eggs you can try to...
gm_liminal_hotel NAVMESH
Navmesh for the lazy, haha funny backrooms easter egg go brrrrrrrrrrrrrrrrrrrrrrrrr. More navmesh here make sure to check out my other addons if you are interested. Mah Uploaded GMOD Stuff ᴄᴏᴍᴍᴇɴᴛs ᴅɪsᴀʙʟᴇ ᴅᴜᴇ ᴀɴɴᴏʏɪɴɢ ᴍɪɴᴏʀs...
RP Asheville
https://i.imgur.com/Bv56f4c.png Perhaps the most difficult map of all that I have ever done. The reason is not really in detailing, more like in order to push out this quality in Source - you need to go through seven circles of hell. It all started from re...
Pool
Created by Bael
A large pool in an abandoned building. There's only one way out. Features: - Deep, sloped pool with working pump and underwater pump room - Changing rooms with usable showers - Maintenance room, where the pool's pump can be turned on or off - Elevated staf...
gm_russian_outpost
Created by John The Panda
Remember to like and favorite! Small Russian communications station in the Ural mountains -HDR lighting -Moving radar and satalight dishes -2 easter eggs -Crudely navmeshed. -Custom and CSS content should be packed in. -Comment on any issues. Inspired from...
Darkscape
Created by Shen
'Darkscape', as it has come to be known by stalkers, is an almost crescent moon-shaped valley that connects the larger Dark Valley and the Cordon. The valley has few anomalies and places to scavenge, only places to hide. After the military gave up control ...
Atmospheric House [Beta]
Created by pixel
PLEASE READ: You ABSOLUTELY MUST enable HDR in your game settings to see the lighting correctly, the map has been compiled with HDR lighting only. If you do not enable HDR, the map will be fullbright for you. The first map I've ever made from absolute scra...
Apple garden
Created by ЛСОЛГН
Map called gm_sad and gm_sad_csm Small map with apple trees, bathhouse and garden. There are a lot of things to interact with on the map Map works in HDR and LDR Features: CSM map ( to get better lighting set far cascade to max ) Animated clouds Interactab...
Apartments
Created by Feth
(Might be grammatical mistakes, I'm not native english speaker). After combine captured the world, most of the people couldn't survive the changes. People lost their humanity... some of them had a meaning in their life, but it disappeared, meaning to live ...
gm_fishing
Created by KoVich
This map is created for fishing. Download the appropriate addons, invite your friends, and enjoy fishing on gm_fishing!...
GM_BigIsland
Created by Hiyu
A huge tropical island map with sandy beaches, forests, caves and rivers - suitable for roleplay and survival gamemodes. A two-month project, Big Island spans the entire usable Hammer grid and features 90% custom content as well as a few secrets. We recomm...
gm_bigisland NAVMESH
yet another navmesh that took me 5 days of computer running nonstop 24/7... More navmesh here make sure to check out my other addons if you are interested. My Workshop Addons...
ttt_diescraper
Created by lennrrrd
Experience the tension of betrayal in the reimagined ttt_diescraper, my take on the classic ttt_skyscraper by tc. This skyscraper offers sleek office spaces, a cozy restaurant, and a dangerous construction site perched on the rooftop. With new environments...
Stelliferous
Created by castindo
A massive suborbital space station looms just above the atmosphere, consuming and honing celestial energy into violent rays of light via space voodoo magic laser to annihilate quaint little farming villages (they look more beautiful when they are turned in...
Everpine Mall | Updated 17th May 2025
Created by Redstone.Co
Ever wished you could go back in time? Visit the Everpine Mall today A huge fully explorable mall , no inaccesible areas besides the skybox :) With fully detailed shop interiors, with over 300 custom models. Bring your friends! And have fun! All custom ass...
Ipari Transmit
Created by shortnamesalex
https://i.imgur.com/NknK9gH.png https://i.imgur.com/FSu6OaW.png An NMRiH styled map has long been on my mind but I couldn't quite nail down the launch pad for it. That was until I played nmo_anxiety, and figured that this map was perfect since I had alread...
gm_away
Created by Ragsimier
a small, unfamiliar place from my nightmares i tried to recrate it to my best abilities and memories have fun Features: - Ground AI nodes - Cubemaps - LDR + HDR support - Gloomy atmosphere - Grass and trees, foresty areas - A couple of shacks to hide bodie...
gm_construct_aero
Created by Бардюр 21
Changing the textures of the familiar map to the Frutiger aero style. Of the innovations, there is a pool on the map, as well as music. ( if it bothers you, you can turn it off by tapping on the TV in the secret room)...
Landmass Sunrise
Created by shortnamesalex
https://i.imgur.com/18l5TtM.png A large, mountainous area rife with nature and perfect for the largest of NPC battles and sniping hotpots. During the tail end of working on Patterson Sewer, I was experimenting with some big environments using DispGen Rebor...
gm_onaroof
Created by acres
A small map, taking place on the roof of a building. Features: -Cubemaps -AI Nodes -A (really small) Nav-mesh -Custom textures No mounted content required! tags: building, tower, roof, billboard, scenic, empty, foggy, distance, scene building, ...
Sky Crystal Arena
Created by Hdisa
Map: gm_arena_sky_crystal CS:S not required Fight in the sky. Be careful not to fall off the platform. This chain of platforms is held in the air by crystals....
Xoylent
Created by Infant Annihilator
A port of the map Xoylent from the open source arena FPS Xonotic Xoylent is a map, remade and renamed from the Nexuiz map Soylent....
gm_cabincourt
Created by bruck
A small, scenic map set in a stormy cabin court in a Northern national park. Suitable for posing, NPC battles, and small-scale gamemodes such as Murder. Serves as an experiment in player interactivity, exterior areas, and weather effects after my 5 years o...
Outlands Mansion
Created by Ragsimier
Support me on boosty or just visit it for sneakpeaks https://boosty.to/ragsimier/donate https://i.imgur.com/LznHile.png Join my discord for sneak peaks: https://discord.gg/pBdWvQAqqg Requirements: None, everything should be packed in! Find all the bugs - D...
In 2 collections by isaac
Server Addons
25 items
server
13 items