STL Editor

Professional STL File Editor

Split, edit, and organize your STL files with powerful 3D visualization. Perfect for OpenFOAM mesh preparation and 3D printing projects.

Powerful Features

Everything you need to work with STL files efficiently

3D Visualization

Interactive 3D viewer with rotation, panning, and face selection

  • Real-time mesh visualization
  • Face selection tools
  • Wireframe/solid toggle

Solid Separation

Extract and organize solid objects into separate files

  • Drag-and-drop organization
  • Multiple output buckets
  • Visual solid management

Export & Download

Export individual files or download all as a zip archive

  • ASCII STL format
  • Batch export as ZIP
  • Proper file naming

Perfect For

Designed for engineers, researchers, and makers

OpenFOAM Mesh Preparation

Prepare STL files for CFD simulations by separating different boundary surfaces and organizing them for snappyHexMesh processing.

3D Printing Projects

Split complex 3D models into separate components for easier printing, post-processing, and assembly.

Ready to Get Started?

Join engineers and makers who trust STL Editor for their 3D file processing needs.