About
A complete modular prison construction kit using the saved institutional palette, detailed bevelled construction and named movable parts. Includes an eight-cell block, access catwalk and stairs, security intake, care and workshop examples. Static original models without simulation, collision, animation or navigation data.
Files load directly from the CDN. Choose the pieces you need. Colliders, navigation and gameplay scripts are supplied by your game.
Use with an AI agent
Copy this prompt into your AI chat, then describe what you want to build with the pack.
Use the “Prison Complex Builder” pack in my project. Manifest (JSON, every model with its CDN URL): https://3dassets.dev/api/v1/packs/prison-complex-builder Starter scene (one GLB with every piece placed): https://cdn.3dassets.dev/assets/6275/v1/model.glb Pack page: https://3dassets.dev/packs/prison-complex-builder Description: Detailed institutional cell blocks, perimeter security, facilities and everyday staff and inmate props. - 127 GLB models, 27.8 MB in total - Units: metres, +Y up, shared scale and palette across the pack - Licence: CC0 1.0 Universal (no attribution required) - Loading: three.js GLTFLoader; no additional decoders required. Load models individually from the manifest, or the starter scene as one file.
Also available as a JSON manifest or via the MCP server.
Game kit
Prison Complex Builder
Detailed institutional cell blocks, perimeter security, facilities and everyday staff and inmate props.
One GLB with every piece placed in a starter scene. Each model is also below on its own.
Everything in this pack
concrete wall straight (Prison Complex Builder)
One-metre-grid institutional block wall, 3 m tall, with mortar joints and sealed skirting.
concrete wall corner (Prison Complex Builder)
One-metre-grid institutional block wall, 3 m tall, with mortar joints and sealed skirting.
concrete wall end (Prison Complex Builder)
One-metre-grid institutional block wall, 3 m tall, with mortar joints and sealed skirting.
cell wall with bars (Prison Complex Builder)
Three-metre barred cell wall with round steel uprights and bolted horizontal rails.
cell door barred (Prison Complex Builder)
barred cell-access door in a 1 m frame, 2.2 m high; named hinge node, lock box, handle and jamb fasteners.
cell door barred open (Prison Complex Builder)
barred cell-access door in a 1 m frame, 2.2 m high; named hinge node, lock box, handle and jamb fasteners.
solid cell door (Prison Complex Builder)
solid cell-access door in a 1 m frame, 2.2 m high; named hinge node, lock box, handle and jamb fasteners.
solitary cell door (Prison Complex Builder)
solitary cell-access door in a 1 m frame, 2.2 m high; named hinge node, lock box, handle and jamb fasteners.
block door with control (Prison Complex Builder)
control cell-access door in a 1 m frame, 2.2 m high; named hinge node, lock box, handle and jamb fasteners.
evacuation door (Prison Complex Builder)
evacuation cell-access door in a 1 m frame, 2.2 m high; named hinge node, lock box, handle and jamb fasteners.
cell bunk (Prison Complex Builder)
Bolted two-tier steel bunk with two vinyl mattresses, raised side guards and five ladder rungs.
toilet sink combo (Prison Complex Builder)
Compact stainless toilet and basin combination with a hollow bowl, seat ring, tap and integrated cistern.
cell shelf (Prison Complex Builder)
Wall-mounted shelf with two diagonal brackets, back fasteners and a rounded front lip; grounded for placement.
mezzanine walkway (Prison Complex Builder)
Steel catwalk deck with anti-slip surface and structural edge beams; 2 m long, 1 m wide.
walkway corner (Prison Complex Builder)
Steel catwalk deck with anti-slip surface and structural edge beams; 2 m long, 1 m wide.
walkway end (Prison Complex Builder)
Steel catwalk deck with anti-slip surface and structural edge beams; 2 m long, 1 m wide.
walkway rail (Prison Complex Builder)
Bolted 2 m catwalk guard rail with top rail, mid rail, vertical infill and toe rail.
cell block stair (Prison Complex Builder)
Fifteen steel stair treads, two stringers and handrails connect ground to the 3 m mezzanine level.
floor tile (Prison Complex Builder)
floor tile on the 1 m floor grid, sealed slab with expansion joints.
drain floor (Prison Complex Builder)
drain floor on the 1 m floor grid, sealed slab with expansion joints and removable-looking slotted grate.
corridor corner (Prison Complex Builder)
corridor corner on the 1 m floor grid, sealed slab with expansion joints.
corridor t (Prison Complex Builder)
corridor t on the 1 m floor grid, sealed slab with expansion joints.
stair landing (Prison Complex Builder)
stair landing on the 1 m floor grid, sealed slab with expansion joints.
ceiling light bank (Prison Complex Builder)
Twin protected fluorescent-style light tubes, steel reflector housing and hanging brackets; grounded for placement.
window barred (Prison Complex Builder)
Inset glazed barred window with concrete reveal and six round steel bars; 1.08 m wide.
shower stall row (Prison Complex Builder)
Three divided institutional shower stalls with risers, heads, taps, drains and a tiled back wall.
cell bars end (Prison Complex Builder)
Narrow termination post and infill for a barred partition, with closed side profile.
catwalk gate (Prison Complex Builder)
One-metre hinged catwalk gate with a named pivot, latch and guard-rail infill.
service hatch (Prison Complex Builder)
Bolted service-access hatch with louvres, an edge handle and a separately named hinged panel.
wall vent (Prison Complex Builder)
Wall-mounted ventilation grille with nine louvres, deep backing and four accessible fasteners.
floor threshold ramp (Prison Complex Builder)
One-metre shallow threshold ramp rising from 15 mm to the 120 mm floor slab, with a safety edge.
perimeter fence straight (Prison Complex Builder)
perimeter fence straight with 3 m posts, steel mesh, top and bottom rails and bolted footplates.
perimeter fence corner (Prison Complex Builder)
perimeter fence corner with 3 m posts, steel mesh, top and bottom rails and bolted footplates.
perimeter fence gate (Prison Complex Builder)
perimeter fence gate with 3 m posts, steel mesh, top and bottom rails and bolted footplates.
double fence run (Prison Complex Builder)
double fence run with 3 m posts, steel mesh, top and bottom rails and bolted footplates.
razor wire coil (Prison Complex Builder)
Four-loop 2 m razor-wire crown section with discrete flat barbs, designed for placement atop a perimeter fence.
high perimeter wall (Prison Complex Builder)
Four-metre precast perimeter wall with two buttresses, capping and panel joints.
guard tower (Prison Complex Builder)
Elevated 6.4 m observation tower, braced supports, access ladder, glazed cabin and mounted searchlight.
gatehouse (Prison Complex Builder)
Three-metre gatehouse with glazed side views, open front passage, check-in shelf and a desk console.
vehicle sally port gate (Prison Complex Builder)
Four-metre vehicle gate with braced mesh leaf, lintel, lock housing and named left hinge pivot.
security turnstile (Prison Complex Builder)
Tripod pedestrian turnstile with a named rotating arm group and bolted maintenance panel.
walk through metal detector (Prison Complex Builder)
Walk-through metal-detector arch and indicator strips, display and shallow floor plate.
body scanner (Prison Complex Builder)
Body-scanning portal with tall sensor paddles and indicator strips, display and shallow floor plate.
x ray conveyor belt (Prison Complex Builder)
Baggage X-ray tunnel with shield curtains, roller extensions, conveyor belt, support legs and operator screen.
cctv camera (Prison Complex Builder)
Wall-mount CCTV camera with angled bracket, weather hood, lens barrel and mounting bolts; grounded for placement.
floodlight mast (Prison Complex Builder)
Five-metre galvanised floodlight mast with two lamp housings, inset lenses and a service box.
control room desk (Prison Complex Builder)
Three-screen control desk with keyboards, cable-ready rear edge and an operator chair.
monitor bank (Prison Complex Builder)
Freestanding six-screen surveillance monitor array on a two-post steel frame.
door control panel (Prison Complex Builder)
Wall-mounted door-control panel with status screen, six tactile buttons and four fixing bolts.
key cabinet (Prison Complex Builder)
Lockable wall key cabinet with a named front door, numbered-tag strip and external key hooks; grounded for placement.
cell door remote (Prison Complex Builder)
Pocket door-control remote with three raised buttons and a lanyard ring, 19 cm overall.
patrol path tile (Prison Complex Builder)
Two-metre patrol path slab with safety edge lines and expansion strips.
patrol dog kennel (Prison Complex Builder)
Timber kennel with open dog-sized entrance, twin roof slopes, raised floor and washable sleeping pad.
spike strip (Prison Complex Builder)
Static deployable spike-strip prop with fourteen short metal points and reinforced end caps.
security bollard (Prison Complex Builder)
Rounded safety bollard with two dark bands and a concrete anchor foot.
barrier arm (Prison Complex Builder)
Vehicle barrier housing with a pivoted 2.5 m striped arm and access-panel handle.
guard booth (Prison Complex Builder)
Single-person guard booth with side glazing, an open front, check-in ledge and canopy.
alarm siren (Prison Complex Builder)
Wall-mounted siren horn with a red beacon, mounting plate and hollow flared speaker.
intercom post (Prison Complex Builder)
Pedestrian intercom post with call button, louvred speaker, bolt-on faceplate and concrete footing.
restricted access sign (Prison Complex Builder)
Freestanding restricted-access sign with high-contrast graphic bars and two anchored posts; no branded text.
canteen table bolted (Prison Complex Builder)
Institutional six-seat canteen table with two attached benches, rounded edges and floor-bolted steel supports.
serving counter (Prison Complex Builder)
Three-pan serving counter with stainless cabinets, three covered food pans and a supported glass sneeze guard.
kitchen run (Prison Complex Builder)
Compact kitchen run with four burner rings, control knobs, a recessed sink, tap and three cabinet fronts.
dishwasher line (Prison Complex Builder)
Pass-through dishwashing line with loading racks, raised hood, pull handle and temperature display.
laundry machines (Prison Complex Builder)
Side-by-side front-loading washer and dryer with glazed drums, door rims and distinct control positions.
workshop bench (Prison Complex Builder)
Heavy workshop bench with birch top, tool backboard, hooks and a mounted screw-vise assembly.
licence plate press (Prison Complex Builder)
Floor press with a rigid frame, hydraulic ram, upper die, work table, blank plate and local controls.
library shelf (Prison Complex Builder)
Five-tier library bookcase with varied book heights, visible spines, shelf lips and a finished rear profile.
classroom desk (Prison Complex Builder)
Individual classroom desk with under-top storage tray, matching chair and a closed exercise book.
chapel pew (Prison Complex Builder)
Two-person chapel pew with solid ends, continuous seat, shaped back and a rear kneeling pad.
gym weight rack (Prison Complex Builder)
Three-tier barbell storage rack with round weight discs, bar supports and a protective floor mat.
weight bench (Prison Complex Builder)
Padded bench-press station with floor-mounted uprights and a separate loaded barbell silhouette.
basketball hoop (Prison Complex Builder)
Yard basketball hoop with anchored post, backboard target, horizontal rim and hanging net cords.
yard bench (Prison Complex Builder)
Outdoor slatted yard bench on heavy concrete pedestals with visible timber fixing points.
visitation booth (Prison Complex Builder)
Separated visitation station with a glass screen, two seated sides, handsets and coiled-look cables.
visitation table (Prison Complex Builder)
Open contact-visitation table with two staggered chairs and bolted floor feet.
infirmary bed (Prison Complex Builder)
Single infirmary bed with padded mattress, pillow, tubular end rails and an adjacent IV support pole.
pharmacy cabinet (Prison Complex Builder)
Lockable medicine cabinet with paired hinged doors, inset glazing and a simple medical cross.
office desk (Prison Complex Builder)
Administrative desk with pedestal cabinet, monitor and keyboard; rounded birch worktop and file pad.
warden desk (Prison Complex Builder)
Broad warden desk with an L-shaped return, privacy panel and nameplate base; rounded birch worktop and file pad.
records shelf (Prison Complex Builder)
Five-level records shelving with twelve archive boxes, label holders and retaining shelf lips.
staff locker (Prison Complex Builder)
Two tall staff locker compartments with separate hinged doors, handles, upper and lower ventilation grilles.
break room station (Prison Complex Builder)
Staff break-room furniture cluster with a table, chair, side cabinet and compact microwave.
armoury cage (Prison Complex Builder)
Locked equipment cage with round-bar front and rear, interior racks and an external lock box.
mail sorting station (Prison Complex Builder)
Twelve-compartment mail sorting shelf with dividers, shallow paper stacks and accessible open cubbies.
phone bank (Prison Complex Builder)
Three wall telephones with separate handsets, raised keypads, backing panels and supported cords.
commissary counter (Prison Complex Builder)
Commissary counter with three storage doors, raised product shelf and compact checkout terminal.
water tank (Prison Complex Builder)
Elevated cylindrical water tank with circumferential straps, access cap, outlet pipe and red valve wheel.
standby generator (Prison Complex Builder)
Enclosed standby generator on vibration pads with a louvred front, exhaust stack and service controls.
service boiler (Prison Complex Builder)
Vertical service boiler with insulated vessel, pipework, pressure gauge boss, burner box and top flue.
incinerator (Prison Complex Builder)
Small utility incinerator with refractory base, heavy feed door, latch bar and tall capped flue.
garden bed (Prison Complex Builder)
Timber raised garden bed with recessed soil and eight individually modelled leafy plants.
inmate bunk bedding (Prison Complex Builder)
Single bunk mattress with fitted blanket, raised pillow and subtle folded seams; 1.89 m long.
inmate meal tray (Prison Complex Builder)
Thirty-four-centimetre divided meal tray with rounded rim and three recessed food compartments.
inmate cup (Prison Complex Builder)
Hollow institutional mug with a rounded lip, solid base and attached loop handle, 11 cm tall.
contraband stash (Prison Complex Builder)
Fictional wrapped evidence parcel with two straps and a loose paper tag; static narrative prop.
shiv evidence prop (Prison Complex Builder)
Stylised fictional evidence blade on a flat tag backing, with a wrapped handle; non-functional static mesh.
inmate tabletop radio (Prison Complex Builder)
Inmate tabletop radio with a carrying handle, raised tuning controls, speaker grille and antenna.
guard handheld radio (Prison Complex Builder)
Handheld guard radio with side push button, raised tuning controls, speaker grille and antenna.
book stack (Prison Complex Builder)
Four slightly offset hardback books with visible paper blocks, covers and binding spines.
playing cards (Prison Complex Builder)
Small deck and a fan of five playing cards with original geometric pips and lightly rounded corners.
tiny chess set (Prison Complex Builder)
Thirty-two-piece compact tabletop chess set on a 24 cm chequered board, with pawns, rooks, knights, bishops, queens and kings.
folded towel (Prison Complex Builder)
Folded grey institutional towel with softly rounded volume and three visible folded edge seams.
uniform pile (Prison Complex Builder)
Three folded inmate uniform garments with sleeves and collar strips, stacked as one supply prop.
guard baton (Prison Complex Builder)
Static guard baton with tapered shaft, textured grip rings, stop collar and attached wrist loop.
handcuffs (Prison Complex Builder)
Pair of closed metal handcuffs with hinge blocks and a short three-link connector; static prop.
riot shield (Prison Complex Builder)
Curved transparent riot-shield prop with a metal edge, two rear handles and visible fasteners.
tear gas canister prop (Prison Complex Builder)
Generic inert canister prop with a band, top lever and retaining ring; no contents or simulation.
keys ring (Prison Complex Builder)
Five original-profile keys hanging from a shared metal ring, with separate bows and short toothed ends.
clipboard (Prison Complex Builder)
A4-like clipboard with rounded board, metal spring clip, paper sheet and abstract form lines.
mop bucket (Prison Complex Builder)
Wheeled yellow mop bucket with hollow basin, wringer, metal handle and string mop resting inside.
laundry cart (Prison Complex Builder)
Tubular laundry cart on four casters with a fabric hamper, open dark interior and raised push handles.
food trolley (Prison Complex Builder)
Three-tier stainless meal trolley with caster wheels, three divided trays and a raised push bar.
meal tray stack (Prison Complex Builder)
Five stacked divided meal trays, with inset bases and separated rim heights and visible separation between trays.
jumpsuit on hanger (Prison Complex Builder)
Full-length orange jumpsuit with separated trouser legs, sleeves, chest pockets, zipper seam and a wire hanger.
prisoner transport bus shell (Prison Complex Builder)
5.7 m transport bus shell with barred glazing, roof, four pivoted wheels, bumpers and simple bench interiors.
Eight-cell block and mezzanine (Prison Complex Builder)
Composed example for Prison Complex Builder.
Cell and sanitary detail (Prison Complex Builder)
Composed example for Prison Complex Builder.
Canteen and service line (Prison Complex Builder)
Composed example for Prison Complex Builder.
Exercise yard and security line (Prison Complex Builder)
Composed example for Prison Complex Builder.
Security intake (Prison Complex Builder)
Composed example for Prison Complex Builder.
Rehabilitation and care (Prison Complex Builder)
Composed example for Prison Complex Builder.
Workshop and utilities (Prison Complex Builder)
Composed example for Prison Complex Builder.
Staff and inmate prop study (Prison Complex Builder)
Composed example for Prison Complex Builder.
Prison connector cases 1 (Prison Complex Builder)
Composed example for Prison Complex Builder.
Prison connector cases 2 (Prison Complex Builder)
Composed example for Prison Complex Builder.
Prison connector cases 3 (Prison Complex Builder)
Composed example for Prison Complex Builder.
