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Free models · Game-ready GLB

Modular

Every sci-fi 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.

258 free GLB models

Glazed Tube Skyway Span (Sci-Fi City Towers and Skyways)

Glazed Tube Skyway Span (Sci-Fi City Towers and Skyways)

A 20 m fully glazed circular skyway tube on the standard 4.2 m section: nine alloy hoop ribs, a raised walking deck with handrails and a floor light run, ending in standard portal frames.

@3dassets2.0k tris
Four-Way Skyway Junction Pod (Sci-Fi City Towers and Skyways)

Four-Way Skyway Junction Pod (Sci-Fi City Towers and Skyways)

A 12 m square glazed skyway junction with a domed roof: four standard bridge portals on the cardinal faces, a paved interior with planters and benches, four alloy columns and a glowing eaves ring.

@3dassets1.5k tris
Transit Escalator Link (Sci-Fi City Towers and Skyways)

Transit Escalator Link (Sci-Fi City Towers and Skyways)

An 18 m open escalator link that climbs one 8 m tower level: amber tread runs with alloy nosings on a smooth S profile incline, glass balustrades under teal moving handrails, a lit canopy on alloy posts, flat landings at each end and standard bridge portals 8 m apart in height.

@3dassets2.3k tris
Maglev Guideway Straight (Sci-Fi City Towers and Skyways)

Maglev Guideway Straight (Sci-Fi City Towers and Skyways)

A 16 m elevated maglev guideway module: a 2.8 m box girder with a paved running surface, teal reaction beams under the flange, amber edge markers, a service light run and three underslung bearing saddles.

@3dassets392 tris
Skybridge to Tower Coupling (Sci-Fi City Towers and Skyways)

Skybridge to Tower Coupling (Sci-Fi City Towers and Skyways)

A 4 m coupling adaptor that lands a skyway run on a tower collar: a splayed teal landing flange with an alloy seal plate, a short glazed vestibule, a services cabinet and a riser drum.

@3dassets268 tris
Tee Skyway Junction (Sci-Fi City Towers and Skyways)

Tee Skyway Junction (Sci-Fi City Towers and Skyways)

A 10 by 9 m glazed tee junction with a barrel-vaulted roof: bridge portals on the south, east and west faces, a planted rest bay on the closed north side and alloy portal columns.

@3dassets714 tris
Curved Skybridge Span (Sci-Fi City Towers and Skyways)

Curved Skybridge Span (Sci-Fi City Towers and Skyways)

A quarter-turn glazed skybridge on a 12 m radius: a swept 4.8 by 4.2 m tube with an internal deck and alloy hoop ribs, turning a run through 90 degrees between a south-facing and a west-facing tower port.

@3dassets1.9k tris
Tower Crown with Landing Deck (Sci-Fi City Towers and Skyways)

Tower Crown with Landing Deck (Sci-Fi City Towers and Skyways)

A tower crown carrying an 18 m circular aerial landing deck: paved disc with an amber touchdown circle and cross, twelve edge lights, a glazed control pod on a stalk and a beacon mast.

@3dassets1.7k tris
Slim Spire Section (Sci-Fi City Towers and Skyways)

Slim Spire Section (Sci-Fi City Towers and Skyways)

An 8 m octagonal spire section, 10.8 m across the corners at the base and tapering to 9 m, with a glazed shaft, eight alloy corner ribs and a teal cornice ring.

@3dassets416 tris
Straight Skybridge Span (Sci-Fi City Towers and Skyways)

Straight Skybridge Span (Sci-Fi City Towers and Skyways)

A 24 m enclosed skybridge span: a 4.8 m wide walking deck, glazed side walls with alloy diagonal bracing, a parabolic roof shell and a teal portal frame at each end.

@3dassets984 tris
Short Skybridge Span (Sci-Fi City Towers and Skyways)

Short Skybridge Span (Sci-Fi City Towers and Skyways)

A 12 m enclosed skybridge span sharing the standard 4.8 by 4.2 m skyway section, for closing short gaps between adjacent towers or junction pods.

@3dassets632 tris
Tower Crown with Mast (Sci-Fi City Towers and Skyways)

Tower Crown with Mast (Sci-Fi City Towers and Skyways)

A tower crown that closes a stack: a stepped cap, a railed observation gallery in glass and a 10 m tapered communications mast on four teal struts with a glowing beacon.

@3dassets748 tris
Service Core Shaft Section (Sci-Fi City Towers and Skyways)

Service Core Shaft Section (Sci-Fi City Towers and Skyways)

An 8 m slim service core: a 6.4 m square shaft with a riser slot, two external glazed lift tubes with alloy collars and landing rings, and teal cable ladders, for use as a standalone circulation stack.

@3dassets888 tris
Offset Cantilever Section (Sci-Fi City Towers and Skyways)

Offset Cantilever Section (Sci-Fi City Towers and Skyways)

An 8 m section whose lower half is a half-width pier and whose upper half is a full 16 m plate cantilevered over it on two teal outriggers, giving a stack a deliberate horizontal jog.

@3dassets572 tris
Terraced Garden Section (Sci-Fi City Towers and Skyways)

Terraced Garden Section (Sci-Fi City Towers and Skyways)

An 8 m arcology section whose body is set back 5 m to leave a planted sky terrace: paved deck, three planters, two trees, a glass and alloy edge rail and a hanging vine curtain, with skybridge collars on three faces.

@3dassets1.8k tris
Atrium Sky Garden Section (Sci-Fi City Towers and Skyways)

Atrium Sky Garden Section (Sci-Fi City Towers and Skyways)

An 8 m section split into two glazed piers around a full-depth atrium: a planted garden floor, two crossing walkways at different levels and a ribbed glass barrel vault, with skybridge collars on the east and west piers.

@3dassets2.5k tris
Mechanical Plant Section (Sci-Fi City Towers and Skyways)

Mechanical Plant Section (Sci-Fi City Towers and Skyways)

An 8 m plant section: a louvred air-handling floor wrapping a teal service core, three roof fan units on a maintenance deck, a riser duct and an intake box on the front face.

@3dassets1.0k tris
Setback Transition Section (Sci-Fi City Towers and Skyways)

Setback Transition Section (Sci-Fi City Towers and Skyways)

An 8 m transition section that steps a 16 m tower plan down to 11.6 m in two setbacks, each with a railed roof terrace and planters, so a slim shaft can continue above a wide shaft.

@3dassets1.1k tris
Corner Tower Section (Sci-Fi City Towers and Skyways)

Corner Tower Section (Sci-Fi City Towers and Skyways)

An 8 m L-plan section that turns a tower block corner: two glazed wings meeting at a glazed stair drum, shading fins on the long face, a balcony and skybridge collars on the south and west faces.

@3dassets792 tris
Residential Tower Section (Sci-Fi City Towers and Skyways)

Residential Tower Section (Sci-Fi City Towers and Skyways)

A standard 8 m arcology residential section on the 16 m grid: full-height glazing between floor bands, four vertical shading fins per face, corner balconies and a skybridge coupling collar on all four faces.

@3dassets852 tris
Arcology Podium Base (Sci-Fi City Towers and Skyways)

Arcology Podium Base (Sci-Fi City Towers and Skyways)

A 24 m square arcology podium: paved plinth, twelve-column public arcade around a glazed lobby, a planted roof terrace with parapet, and a 16 m square stack collar that carries the tower above.

@3dassets1.7k tris
Bridge Span (Arena Shooter Map Kit)

Bridge Span (Arena Shooter Map Kit)

Bridge Span with bevelled gothic-industrial construction and static fittings.

@3dassets2.8k tris
Catwalk End (Arena Shooter Map Kit)

Catwalk End (Arena Shooter Map Kit)

Catwalk End with bevelled gothic-industrial construction and static fittings.

@3dassets3.4k tris
Catwalk Junction (Arena Shooter Map Kit)

Catwalk Junction (Arena Shooter Map Kit)

Catwalk Junction with bevelled gothic-industrial construction and static fittings.

@3dassets2.1k tris