Vector & CAD format

PLY converter

A .ply file is the Stanford Polygon File Format: a short header declaring elements and properties, followed by ASCII or binary vertex and face records. It remains a common interchange for scanned point clouds and triangle meshes in research and geometry processing.

100% private for supported formats

Convert supported files

Runs on your device

Drop PLY files here

Batch files can each use a different output. Nothing uploads for local conversions.

Working inputs include camera RAW, browser-local audio/video, PDF, CBZ/CBR comics, office documents, ebooks, markup, 3D models, structured text, images, and archives.

Where PLY comes from

Greg Turk and colleagues at Stanford introduced PLY in the mid-1990s for the Digital Michelangelo Project and related range-scanning work. The simple header-plus-payload design spread through MeshLab, PCL, and academic toolchains even as glTF and 3MF grew in product workflows.

How PLY works

  • Header begins with ply and a format line (ascii 1.0 or binary_little_endian 1.0) and ends at end_header.
  • element vertex and element face blocks declare counts; vertices typically expose float x y z properties.
  • Faces commonly use property list uchar int vertex_indices and may be triangulated from n-gons.
  • Binary payloads pack scalars in little-endian order immediately after the header bytes.

When to use PLY

  • Exchanging scanned or remeshed triangle surfaces with research tools
  • Feeding MeshLab, CloudCompare, and geometry-processing scripts
  • Archiving simple meshes without materials
  • Converting between PLY and print or realtime mesh formats

Strengths and limitations

Strengths

  • Simple, extensible header that is easy to parse
  • ASCII and binary variants cover debugging and compactness
  • Long-standing support in mesh-processing software

Limitations

  • No standard materials, units, or scene graph
  • Big-endian and exotic property layouts are inconsistently supported

Compatibility

MeshLab, Blender, Open3D, PCL, and many academic converters read ASCII and little-endian binary .ply. CAD and slicer support is thinner than STL or 3MF, so conversion is common before printing or realtime use.

Only free-form comment and obj_info header lines exist; structured metadata is not standardized.