Convert GLB to PLY - Free Online Converter
Drop a .glb file below and download it as binary .ply in seconds. The conversion runs entirely in your browser - no upload, no signup, no watermark. Takes modern scene files into the geometry-processing world.
Updated July 2026
Done in seconds
Your GLB converts to PLY locally in your browser - no upload queue, no waiting.
Private by design
Your file never leaves your device. Nothing is uploaded, nothing is stored.
Free, no strings
No signup, no watermark, no file limit - convert as many files as you need.
How to convert glb to ply
Drop your GLB file
Drag the .glb file into the converter above or click to browse. No account and no upload - the file stays on your device.
Conversion runs in your browser
The model is parsed and rewritten locally, in seconds for typical files. Geometry is carried over 1:1 - no remeshing, no quality loss.
Download the PLY
The .ply download starts from the same spot. Convert as many files as you like - there is no limit or watermark.
GLB and PLY, explained
What is GLB?
GLB is the binary form of glTF, often called "the JPEG of 3D". One file packs the full scene: meshes, PBR materials, embedded textures, animations, and a real unit scale (meters). It is the standard for 3D on the web and the default output of most AI 3D generators.
Because everything is embedded in a single binary file, GLB transfers cleanly between tools with nothing lost in transit. glTF/GLB is an open Khronos standard, loads fast, and is supported by every modern engine, DCC tool, and web viewer.
- Developed by
- Khronos Group (2015)
- Structure
- Single binary file: JSON scene + buffers + textures
- Used by
- Web viewers, Three.js, Unity, Unreal, AR apps, e-commerce platforms
What is PLY?
PLY was designed at Stanford to store scanned 3D data. Its superpower is per-vertex properties - most importantly vertex colors - which makes it the default output of 3D scanners, photogrammetry pipelines, and Gaussian-splatting tools.
PLY stores flexible per-vertex data (position, color, normal, confidence) plus faces. It has no materials, textures, or units. Scan data usually moves through PLY on its way to a printable STL or a web-ready GLB.
- Developed by
- Stanford University (1994)
- Structure
- Binary or ASCII vertex/face lists with per-vertex properties
- Used by
- 3D scanners, photogrammetry tools, MeshLab, research software
What survives the glb to ply conversion
Format conversion is honest work: some data has nowhere to go in the target format. Here is exactly what carries over.
Mesh geometry
All meshes carry over exactly, with scene transforms baked in.
Normals
Vertex normals survive (or are computed) and are written into the PLY.
Vertex colors
If the GLB carries per-vertex colors (e.g. from a scan), they are written into the PLY - the format was made for them.
PBR materials & textures
PLY has no material or texture system - appearance beyond vertex colors is dropped.
Animations
PLY is static; the mesh exports in rest pose.
When should you convert GLB to PLY?
Convert to PLY to analyze or process a GLB's geometry: measurements in CloudCompare, filters in MeshLab, or feeding research code that expects PLY input.
For display and distribution, go the other way - PLY to GLB keeps vertex colors and adds web/engine compatibility.
And if what you actually need is a new model rather than a new file format: 3D AI Studio's main tool can generate 3D models from photos with AI - with exports to every format on this page.
GLB to PLY - frequently asked questions
Made with 3D AI Studio
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