Free models · Game-ready GLB
Kit
Every low-poly model below is a self-contained .glb under 25 MB that drops into three.js, Blender, Godot, Unity and Unreal, free to use and modify in commercial projects without attribution.
Load one straight from its CDN URL with a plain GLTFLoader, or take a whole themed set from the packs.
2,438 free GLB models
AnimatedGreybox roller shutter (Modular Greybox Architecture Kit)
A 2.4 m by 2.4 m roller shutter: a slatted curtain running in side guides under a boxed hood, with a bottom rail and lifting handles. Ships open and close clips.
AnimatedGreybox sliding door panel and track (Modular Greybox Architecture Kit)
A surface-mounted sliding door over a 1.4 m by 2.2 m opening: head track on brackets, panel on two hangers, floor guide and a full-height pull. Ships open and close clips.
AnimatedGreybox barred security gate (Modular Greybox Architecture Kit)
A 2.2 m by 2.4 m double security gate: two barred leaves of eight vertical bars between three rails, with meeting stiles that swing clear together.
Greybox guard rail 4 m (Modular Greybox Architecture Kit)
A free-standing 4 m guard rail: four posts on base plates, top and mid rails and an orange toe board, for edge protection on any deck.
AnimatedGreybox hinged double door (Modular Greybox Architecture Kit)
A 2.2 m by 2.4 m double door in its lining: two 1 m leaves on three hinges each, both swinging 95 degrees toward -Z in a single open clip.
AnimatedGreybox glazed door (Modular Greybox Architecture Kit)
A 1.0 m by 2.1 m glazed door: steel stiles and rails around two pale vision panels, with a full-height pull handle and a hinged leaf node.
Greybox catwalk right-angle corner (Modular Greybox Architecture Kit)
A right-angle catwalk corner in open grating: a 2.6 m arm along X meeting a 2.6 m arm along +Z, railed on the two outside faces.
AnimatedGreybox hinged single door (Modular Greybox Architecture Kit)
A 1.0 m by 2.1 m single door in its lining: a flush leaf on three hinges with lever furniture both sides, hung to swing 95 degrees toward -Z.
Greybox floor hatch with pull ring (Modular Greybox Architecture Kit)
A 1.2 m square floor hatch lid: raised plate leaf, three hinge knuckles on one edge and a proud pull ring. Drops into the trapdoor cut rebate.
Greybox catwalk tee junction (Modular Greybox Architecture Kit)
A 4 m catwalk run with a 1.4 m branch leaving the middle at right angles, for splitting a service walkway around plant.
Greybox catwalk 4 m straight (Modular Greybox Architecture Kit)
A 4 m by 1.2 m open grating catwalk on channel stringers with a guard rail and orange toe board on both edges. The deck surface sits 0.12 m above the module base.
Greybox ladder safety cage segment (Modular Greybox Architecture Kit)
A 1.5 m ladder safety cage segment: three C hoops carried on four vertical straps, sized to wrap the fixed ladder module.
Greybox ramp 3 m rise (Modular Greybox Architecture Kit)
A 2 m wide ramp climbing the full 3 m storey over an 8 m run at roughly 1 in 2.7, with raised side kerbs and a two-rail guard each side.
Greybox fixed ladder 1.5 m (Modular Greybox Architecture Kit)
A half-storey 1.5 m fixed ladder with the same stile and rung section, for pit access and split-level drops.
Greybox fixed ladder 3 m (Modular Greybox Architecture Kit)
A 3 m fixed access ladder: two flat stiles, ten round rungs, two wall standoff brackets and a base plate. Climbs one full storey.
Greybox spiral stair half-turn segment (Modular Greybox Architecture Kit)
A stackable spiral stair segment: twelve wedge winders sweeping 180 degrees around a 0.24 m column, climbing 1.5 m, with balusters and a helical outer handrail.
Greybox quarter-turn stair (Modular Greybox Architecture Kit)
An L-shaped stair: a 1.5 m flight climbing toward +Z, a 1.5 m square quarter landing on legs, then a second flight turning out along +X to finish one storey up.
Greybox switchback landing 1.5 m (Modular Greybox Architecture Kit)
A 4 m square landing deck at 1.5 m on four braced legs with an orange edge kerb, for turning a ramp or stair run back on itself.
Greybox ramp 1.5 m rise (Modular Greybox Architecture Kit)
A half-storey 2 m wide ramp climbing 1.5 m over a 4 m run, for switchback runs and split-level blockouts.
Greybox straight stair 3 m rise (Modular Greybox Architecture Kit)
A straight 1.4 m wide flight climbing the full 3 m storey inside a 4 m bay: 16 risers, a sloped soffit, dark tread nosings and a two-rail guard on both sides.
Greybox half-landing dog-leg stair (Modular Greybox Architecture Kit)
A dog-leg stair core: two 1.5 m flights hanging off the near edge of a full-width half landing, so the climb turns through 180 degrees and returns to the same wall one storey up.
Greybox straight stair 1.5 m rise (Modular Greybox Architecture Kit)
A half-storey straight flight, 1.4 m wide, climbing 1.5 m over a 2 m run. Pairs with the switchback landing to build a split level.
Greybox wall tee junction (Modular Greybox Architecture Kit)
A 4 m wall with a 2 m spur running out at right angles from its mid point, for hanging a partition off a spine wall without a separate corner.
Greybox pilaster strip (Modular Greybox Architecture Kit)
A 0.4 m wide, 0.15 m deep pilaster strip applied to a wall face over the full storey, with a moulded base and capital, for articulating long blank runs.