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Walkable demo

Car factory production line

Walk the length of a car plant built from the Car Factory Production Line pack: from the stamping press through the robot framing cell and the paint booth to the marriage station, final assembly and the roller test bed, with the same hatchback at every stage.

About

A 48 by 18 metre hall from 48 of the pack's 77 models, on the pack's own 6 m floor tiles inside its steel columns, cladding bays, roof trusses, roof cladding and ridge skylights, under the hall preset's cool light.

You start at the press end. The stamping press with its steel coil feeds the framing cell, where two welding robots inside robot fencing hold the body-in-white shell in the framing jig on the skid conveyor. The line runs the length of the hall: the primed shell, the paint booth with its bell atomiser robot and the painted shell inside, the oven tunnel and end door, the e-coat dip tank; then the overhead carrier rail curving over the marriage lift with the trimmed body hanging above the bare chassis, the skillet platforms, the wheel fitting station with its tyre stack, engine stands, line-side racks, kitting carts, andon towers and workers with torque tools; and at the end the roller test bed with the finished hatchback on it and the teal car in the delivery lane. A mezzanine walkway with its stair runs along the back wall, the roller door opens on the back, and the forklift with its driver, pallets of parts crates and mesh stillages move stock along the aisle.

What moves: the press ram strokes, the robots spin and swing, the conveyor rollers spin, the paint robot and oven door move, the carrier travels and the marriage lift rises, the test bed rollers spin, the car doors and bonnets open and the wheels roll, the roller door opens and the forklift rolls and lifts. What does not: the five workers are static posed figures with no rig, and cables, hoses and conveyor chains are static.

Every piece here is a published model from the pack, placed by hand. Walk with the keys or touch, and approach a piece to see it move if it has animation. Colliders, navigation and gameplay are yours to add.

Points of interest

  • The press shop

    The stamping press strokes its ram as you approach, fed from the steel coil on its cradle. Stamped panels leave here for the framing cell on the skid conveyor.

    Stamping Press (Car Factory Production Line)
  • The framing cell

    Two six-axis welding robots (base spin and arm swing on the rig table) inside robot fencing, with the body-in-white shell held in the framing jig on the skid conveyor and its doors hung.

    Framing Station Jig (Car Factory Production Line)
  • The paint shop

    The primed shell waits on the skid conveyor for the paint booth, where the painted shell sits under the bell atomiser robot; the oven tunnel and its end door follow, with the e-coat dip tank behind.

    Paint Booth Module (Car Factory Production Line)
  • The marriage station

    The trimmed body hangs from the overhead carrier above the marriage lift with the bare rolling chassis on it, ready to be joined. The carrier travels along its rail and the lift rises on approach.

    Marriage Station Lift (Car Factory Production Line)
  • End of line

    The finished compact hatchback on the roller test bed, rollers spinning under its wheels, with the wheel fitting station, tyre stack and skillet platforms of final assembly behind it.

    Roller Test Bed (Car Factory Production Line)
  • Delivery

    The second finished car in teal in the delivery lane, doors and bonnet on hinges and wheels that roll. Six models tell the whole build: chassis, body in white, primed, painted, trimmed and finished.

    Finished Compact Hatchback Teal (Car Factory Production Line)

Use with an AI agent

Copy this prompt into your AI chat to rebuild the layout, then describe what to change.

Rebuild the "Car factory production line" demo scene from the Car Factory Production Line pack in my project.

Layout (JSON, every placement with its CDN URL): https://3dassets.dev/api/v1/demos/car-factory-production-line
Pack manifest: https://3dassets.dev/api/v1/packs/car-factory-production-line
Demo page: https://3dassets.dev/demos/car-factory-production-line

- 162 placements of 48 models; units are metres, +Y up, rotation is yaw in degrees about +Y
- Spawn at (-22.4, 0, 7.4) facing 90 degrees; eye height 1.6 m
- Licence: CC0 1.0 Universal (no attribution required)
- Loading: three.js GLTFLoader, one load per distinct model, cloned per placement; no decoders required

Also available as JSON or Markdown, and via the MCP server.

Common questions

How do I use Car factory production line with my AI development tools?
Press "Copy for AI agent" above and paste the prompt into Claude Code, Cursor, Codex, GitHub Copilot, ChatGPT or any other coding assistant. The prompt carries the direct CDN URL, the real-world size, the licence and the loading notes, so the assistant can fetch the scene and place it in your project without you writing the loader yourself. For a permanent connection, add the 3DAssets.dev MCP server to your tool with one command (for Claude Code: claude mcp add --transport http 3dassets https://3dassets.dev/mcp) and the assistant can then search the whole catalogue, fetch files and read the usage snippets on its own.

MCP server setupGuide for AI agents

How do I get started?
Walk the scene here with the keys or touch to see how the pack fits together. To build it yourself, download the pack with the button, then copy the "Copy for AI agent" prompt: it links the layout JSON, which lists every placement with its position, rotation and CDN URL, so an assistant connected to the MCP server can rebuild the scene in your engine and change it to order.

MCP server setup

Which game engines and tools can I use Car factory production line with?
Anything that reads glTF, which today means all of the major ones: three.js and React Three Fiber on the web, Godot 4, Unity, Unreal Engine 5, Blender and the model-viewer web component. Every model in the scene is a self-contained binary glTF (.glb) with textures embedded, so each is one file to import and no plugin, converter or decoder to install first.
How do I import this scene into Unity, Godot, Unreal or Blender?
Unity: install the glTFast package (com.unity.cloud.gltfast) from the Package Manager, drop the .glb into Assets and drag the prefab in, or load it at runtime from the CDN URL. Godot 4: copy the file into the project folder and the editor imports it as a scene you can instantiate. Unreal Engine 5: File > Import with the built-in glTF importer, which converts the axes for you. Blender: File > Import > glTF 2.0. Units are metres with +Y up in the file, and every importer above handles the conversion to its own axes automatically.
Can I use Car factory production line in a commercial game, and do I need to credit anyone?
Yes to commercial use and no to credit. Every scene on 3DAssets.dev is released under CC0 1.0 Universal, which places it in the public domain: use it in a paid game, an app, a film or a client project, modify it, redistribute it, and put nothing in the credits. A link back is welcome but it is entirely your choice.

CC0 licence text

Can I load it from the CDN instead of downloading it?
Yes. The pack behind it has a permanent URL on cdn.3dassets.dev that is CORS-enabled and never changes content, so you can pass it straight to GLTFLoader, glTFast or model-viewer in production and cache it as hard as you like. Downloading is only needed for engines that import from disk.
Is the demo itself a file I can download?
No, and it does not need to be. A demo is a layout of the pack's published models composed in your browser from the CDN, so there is no extra file to fetch. Download the pack for the models, and take the layout JSON linked above for the placements: together they are the whole scene, and an AI agent can rebuild it from those two links.
Can I change the scene, or add gameplay to it?
Yes. The layout is plain data in metres, so move, add or remove placements freely in your own engine. Colliders, navigation and gameplay are yours to add: the demo shows what the pack looks like assembled, and your game decides how it plays.

Models in this demo

Floor Tile Plain (Car Factory Production Line)

Floor Tile Plain (Car Factory Production Line)

Free 3D model of a plain 6 m factory floor tile in light grey epoxy with a recessed joint, a modular plant floor panel for a car factory game asset kit.

@3dassets24 tris · 1 ↓
Floor Tile Walkway (Car Factory Production Line)

Floor Tile Walkway (Car Factory Production Line)

Free 3D model of a 6 m factory floor tile in light grey epoxy with a yellow marked walkway, a modular plant floor panel for a car factory game asset kit.

@3dassets144 tris · 1 ↓
Hall Steel Column (Car Factory Production Line)

Hall Steel Column (Car Factory Production Line)

Free 3D model of a factory hall steel column 8 m to the eaves with a base plate and a cap, a modular building column for a car factory game asset kit.

@3dassets96 tris · 1 ↓
Hall Wall Cladding Bay (Car Factory Production Line)

Hall Wall Cladding Bay (Car Factory Production Line)

Free 3D model of a 6 m factory wall cladding bay in profiled white steel sheet, a modular industrial building panel for a car factory game asset kit.

@3dassets252 tris · 1 ↓
Hall Roller Door Bay (Car Factory Production Line)Animated

Hall Roller Door Bay (Car Factory Production Line)

Free 3D model of a 6 m factory wall bay with a 4.4 m roller shutter door, a modular industrial building panel for a car factory game asset kit.

@3dassets408 tris · 1 ↓
Hall Roof Truss Bay (Car Factory Production Line)

Hall Roof Truss Bay (Car Factory Production Line)

Free 3D model of an 18 m parallel chord roof truss for a factory hall, a modular building girder for a car factory game asset kit.

@3dassets408 tris · 1 ↓
Hall Roof Cladding Bay (Car Factory Production Line)

Hall Roof Cladding Bay (Car Factory Production Line)

Free 3D model of a 6 by 8.5 m factory roof cladding bay in profiled steel deck, a modular industrial roof panel for a car factory game asset kit.

@3dassets240 tris · 1 ↓
Hall Ridge Skylight Bay (Car Factory Production Line)

Hall Ridge Skylight Bay (Car Factory Production Line)

Free 3D model of a 6 m ridge skylight monitor for a factory roof, a modular glazed roof lantern for a car factory game asset kit.

@3dassets144 tris · 1 ↓
Mezzanine Walkway Bay (Car Factory Production Line)

Mezzanine Walkway Bay (Car Factory Production Line)

Free 3D model of a 6 m mezzanine walkway bay at 3.6 m with a yellow handrail, a modular elevated gantry for a car factory game asset kit.

@3dassets360 tris · 1 ↓
Mezzanine Stair (Car Factory Production Line)

Mezzanine Stair (Car Factory Production Line)

Free 3D model of a straight steel stair up to a 3.6 m mezzanine with yellow handrails, a modular access stair for a car factory game asset kit.

@3dassets660 tris · 1 ↓
Stamping Press (Car Factory Production Line)Animated

Stamping Press (Car Factory Production Line)

Free 3D model of a stamping press for a car factory press shop: a 5.2 m tall steel press with a bolster, a flywheel drive and a ram that travels, as a game asset.

@3dassets2.1k tris
Steel Coil On Cradle (Car Factory Production Line)

Steel Coil On Cradle (Car Factory Production Line)

Free 3D model of a coil of steel strip on a factory cradle: a 1.64 m wide sheet coil for a car factory press shop game asset kit.

@3dassets1.1k tris
Skid Conveyor Straight (Car Factory Production Line)Animated

Skid Conveyor Straight (Car Factory Production Line)

Free 3D model of a straight skid conveyor section with turning rollers, a 2 m modular floor conveyor for a car factory assembly line game asset kit.

@3dassets1.6k tris
Skid Conveyor Curve (Car Factory Production Line)

Skid Conveyor Curve (Car Factory Production Line)

Free 3D model of a quarter turn skid conveyor section, a modular 90 degree floor conveyor corner for a car factory assembly line game asset kit.

@3dassets4.2k tris
Framing Station Jig (Car Factory Production Line)

Framing Station Jig (Car Factory Production Line)

Free 3D model of a car body framing station jig: a 3.9 m steel gate arch with orange locating clamps that a body shell sits inside, for a car factory game asset kit.

@3dassets2.6k tris
Six Axis Welding Robot (Car Factory Production Line)Animated

Six Axis Welding Robot (Car Factory Production Line)

Free 3D model of a six axis industrial welding robot on a plinth, with a spinning base and a swinging arm, for a car factory body shop game asset kit.

@3dassets1.5k tris
Robot Fence Panel (Car Factory Production Line)

Robot Fence Panel (Car Factory Production Line)

Free 3D model of a 2 m yellow robot safety fence panel with wire mesh infill, a modular guarding module for a car factory game asset kit.

@3dassets2.6k tris · 1 ↓
Robot Fence Gate (Car Factory Production Line)Animated

Robot Fence Gate (Car Factory Production Line)

Free 3D model of a hinged robot cell access gate in yellow safety guarding, a 2 m modular module for a car factory game asset kit.

@3dassets2.1k tris · 1 ↓
Body Carrier Skid (Car Factory Production Line)

Body Carrier Skid (Car Factory Production Line)

Free 3D model of a car body carrier skid: a 4.2 m blue steel skid with locating pins that carries a body shell along a factory conveyor, as a game asset.

@3dassets1.4k tris · 1 ↓
Body In White Shell (Car Factory Production Line)Animated

Body In White Shell (Car Factory Production Line)

Free 3D model of a car body in white: a raw pressed steel hatchback shell with hinged doors and bonnet, no glass and no paint, for a car factory game asset kit.

@3dassets4.4k tris · 1 ↓
E Coat Dip Tank (Car Factory Production Line)Animated

E Coat Dip Tank (Car Factory Production Line)

Free 3D model of an e-coat dip tank with a rotating body carrier, a 7 m paint shop pretreatment tank for a car factory game asset kit.

@3dassets2.6k tris · 1 ↓
Primed Shell (Car Factory Production Line)Animated

Primed Shell (Car Factory Production Line)

Free 3D model of a primed car body shell in matt grey with seam sealer beads, hinged doors and bonnet, for a car factory paint shop game asset kit.

@3dassets4.1k tris · 1 ↓
Paint Booth Module (Car Factory Production Line)

Paint Booth Module (Car Factory Production Line)

Free 3D model of a modular car paint booth section with glass side walls and a filter ceiling, a 6 m paint shop module for a car factory game asset kit.

@3dassets2.6k tris · 1 ↓
Paint Robot With Bell Atomiser (Car Factory Production Line)Animated

Paint Robot With Bell Atomiser (Car Factory Production Line)

Free 3D model of a paint shop robot with a rotary bell atomiser on the wrist, a six axis painting robot for a car factory game asset kit.

@3dassets1.3k tris · 1 ↓
Painted Shell On Skid (Car Factory Production Line)Animated

Painted Shell On Skid (Car Factory Production Line)

Free 3D model of a gloss painted car body shell on a paint shop skid, with hinged doors and bonnet and no glass or wheels, for a car factory game asset kit.

@3dassets4.5k tris · 1 ↓
Oven Tunnel Module (Car Factory Production Line)

Oven Tunnel Module (Car Factory Production Line)

Free 3D model of a modular paint oven tunnel section with insulated panel walls and roof ducts, a 6 m paint shop module for a car factory game asset kit.

@3dassets2.2k tris · 1 ↓
Oven End Door Module (Car Factory Production Line)Animated

Oven End Door Module (Car Factory Production Line)

Free 3D model of a paint oven end door module with a top hinged lifting door, a 1.2 m tunnel end cap for a car factory paint shop game asset kit.

@3dassets1.1k tris · 1 ↓
Overhead Rail Straight (Car Factory Production Line)

Overhead Rail Straight (Car Factory Production Line)

Free 3D model of a straight overhead carrier rail section on floor posts, a 6 m modular monorail for a car factory assembly line game asset kit.

@3dassets1.8k tris
Overhead Rail Curve (Car Factory Production Line)

Overhead Rail Curve (Car Factory Production Line)

Free 3D model of a quarter turn overhead carrier rail section on floor posts, a modular monorail corner for a car factory assembly line game asset kit.

@3dassets1.4k tris
Overhead Carrier Hanger (Car Factory Production Line)Animated

Overhead Carrier Hanger (Car Factory Production Line)

Free 3D model of an overhead carrier hanger that a car body hangs from, a travelling monorail trolley for a car factory assembly line game asset kit.

@3dassets1.5k tris · 1 ↓
Trimmed Body On Carrier (Car Factory Production Line)Animated

Trimmed Body On Carrier (Car Factory Production Line)

Free 3D model of a trimmed car body hanging from an overhead carrier: painted, glazed, with seats and dashboard fitted and no wheels, for a car factory assembly line kit.

@3dassets6.5k tris · 1 ↓
Marriage Station Lift (Car Factory Production Line)Animated

Marriage Station Lift (Car Factory Production Line)

Free 3D model of a marriage station chassis lift for a car factory: a 4.6 m scissor free lift table that raises a chassis to a hanging body, as a game asset.

@3dassets2.2k tris · 1 ↓
Bare Rolling Chassis (Car Factory Production Line)

Bare Rolling Chassis (Car Factory Production Line)

Free 3D model of a bare car rolling chassis on a factory stand: floorpan, subframes, engine cradle and suspension arms with no wheels or body, for a car factory assembly line game asset kit.

@3dassets2.9k tris · 1 ↓
Skillet Conveyor Platform (Car Factory Production Line)

Skillet Conveyor Platform (Car Factory Production Line)

Free 3D model of a skillet conveyor platform section, a 4 m modular moving walkway deck for a car factory trim line game asset kit.

@3dassets1.5k tris
Line Worker With Torque Tool (Car Factory Production Line)

Line Worker With Torque Tool (Car Factory Production Line)

Free 3D model of a factory line worker in a hi vis vest and hard hat holding a torque tool, a posed industrial character for a car factory game asset kit.

@3dassets2.1k tris · 8 ↓
Wheel Fitting Station (Car Factory Production Line)Animated

Wheel Fitting Station (Car Factory Production Line)

Free 3D model of a wheel fitting station with a tyre lift and a hanging nut runner, a final assembly workstation for a car factory game asset kit.

@3dassets1.3k tris · 1 ↓
Wheel And Tyre Stack (Car Factory Production Line)

Wheel And Tyre Stack (Car Factory Production Line)

Free 3D model of a stack of sixteen car wheels and tyres on a pallet, line side stock for a car factory assembly line game asset kit.

@3dassets1.9k tris · 1 ↓
Engine And Transmission Stand (Car Factory Production Line)

Engine And Transmission Stand (Car Factory Production Line)

Free 3D model of a car engine and transmission on a line side stand, a powertrain assembly for a car factory game asset kit.

@3dassets1.4k tris · 1 ↓
Andon Light Tower (Car Factory Production Line)

Andon Light Tower (Car Factory Production Line)

Free 3D model of an andon light tower with a four stack emissive beacon and a call panel, a line status signal for a car factory game asset kit.

@3dassets748 tris · 1 ↓
Line Side Rack (Car Factory Production Line)

Line Side Rack (Car Factory Production Line)

Free 3D model of a line side flow rack of parts bins on three tilted shelves, assembly line stock for a car factory game asset kit.

@3dassets4.3k tris · 1 ↓
Kitting Cart (Car Factory Production Line)

Kitting Cart (Car Factory Production Line)

Free 3D model of a kitting cart carrying eight parts bins on two shelves, a line side logistics asset for a car factory game asset kit.

@3dassets1.8k tris · 1 ↓
Roller Test Bed (Car Factory Production Line)Animated

Roller Test Bed (Car Factory Production Line)

Free 3D model of a rolling road test bed with four turning rollers, an end of line brake and speedometer test rig for a car factory game asset kit.

@3dassets1.4k tris
Finished Compact Hatchback (Car Factory Production Line)Animated

Finished Compact Hatchback (Car Factory Production Line)

Free 3D model of a finished compact hatchback car, an original design 4.1 m long with hinged doors, a hinged bonnet and rolling wheels, for a car factory game asset kit.

@3dassets6.5k tris · 1 ↓
Finished Compact Hatchback Teal (Car Factory Production Line)Animated

Finished Compact Hatchback Teal (Car Factory Production Line)

Free 3D model of a finished compact hatchback car in a second factory colour, an original design with hinged doors, bonnet and rolling wheels, for a car factory game asset kit.

@3dassets6.5k tris · 1 ↓
Forklift (Car Factory Production Line)Animated

Forklift (Car Factory Production Line)

Free 3D model of a counterbalance forklift truck with rolling wheels and a lifting mast, a factory logistics vehicle for a car factory game asset kit.

@3dassets2.7k tris · 9 ↓
Seated Forklift Driver (Car Factory Production Line)

Seated Forklift Driver (Car Factory Production Line)

Free 3D model of a seated forklift driver in a hi vis vest and hard hat, a posed industrial character for a car factory game asset kit.

@3dassets2.1k tris · 9 ↓
Pallet With Parts Crates (Car Factory Production Line)

Pallet With Parts Crates (Car Factory Production Line)

Free 3D model of a wooden pallet stacked with three parts crates and a strap, factory logistics stock for a car factory game asset kit.

@3dassets1.6k tris · 8 ↓
Mesh Stillage (Car Factory Production Line)

Mesh Stillage (Car Factory Production Line)

Free 3D model of a stackable mesh stillage holding loose parts, a factory logistics container for a car factory game asset kit.

@3dassets4.4k tris · 8 ↓