STL → glTF

Convert STL to glTF for web and engine pipelines

Generate or choose

STL

.stl

Ship or automate

glTF

.gltf

Free to start

Turn an idea into a game-ready 3D model.

Converters are for finishing and engine import. Need a new game asset? Generate one from a prompt or an image in Studio before choosing an export format.

Create a free account and 100 credits are added straight away — enough to generate your first model. The converter, polygon counter, LOD builder, pivot and viewer stay free and need no account.

Start free — 100 credits Write your first prompt

Convert STL to glTF for generated or uploaded low-poly assets. Drop a file, optionally reduce polygons to a target triangle count, then download.

What survives the STL → glTF conversion

Computed automatically from the capabilities of each format.

Feature	STL	glTF	Status
Geometry (vertices & faces)	✓	✓	Preserved
UV texture coordinates	—	✓	N/A
Vertex normals	✓	✓	Preserved
Vertex colors	—	✓	N/A
PBR materials (metalness/roughness)	—	✓	N/A
Keyframe animations	—	✓	N/A
Skeletons & rigs (skinning)	—	✓	N/A
Morph targets / blend shapes	—	✓	N/A
Multiple meshes in one file	—	✓	N/A
Parent/child hierarchy	—	✓	N/A

Related conversions

Generate a new 3D model from text or an image

Start from a text prompt or a reference image in Studio, then use these tools to finish the asset.

glTF → STL

.gltf → .stl

STL → GLB

.stl → .glb

STL → OBJ

.stl → .obj

STL → FBX

.stl → .fbx

STL → 3DS

.stl → .3ds

GLB → glTF

.glb → .gltf

Need to do this from your backend? See the API.