Online File Opener
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Online File Opener

Open and inspect documents, media, archives, code, and binary files directly in your browser with a clean, secure workflow.

Viewers

  • PDF Viewer
  • DOCX Viewer
  • Image Viewer
  • Video Player
  • Audio Player
  • Archive Viewer
  • Code Viewer
  • Database Viewer

Resources

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  • Tools Version
  • Changelog
  • Unknown File Opener
  • FAQ

Company

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  • Data Deletion

© 2026 Online File Opener. All rights reserved.

3D Viewer

Upload your 3D Model 3D model to view it instantly. Rotate, zoom, and inspect — no software required.

Drag and Drop file here or

••

Supported formats: ZIP

Maximum size: Loading...

Supported formats: STL, OBJ, glTF, GLB (direct) · FBX, STEP, IGES, DWG, DXF, DGN (server-side conversion)
For FBX with textures, upload a ZIP containing the FBX file and its texture folder.

Instant Preview

View your 3D model immediately without installing any software.

Rotate & Zoom

Use orbit controls to inspect every angle of your model.

Free & Secure

All processing happens securely. Your files are never stored.