.dtp file: how to open it on Windows

2 Windows apps register the .dtp extension. Install one of them to open the file with a double-click.

About the format

Format

GST Publisher File

PRONOM identifier

fmt/1415, fmt/1416

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

• 
  JetBrains dotTrace

  .NET performance profiler

  Proprietary 2026.2.3.1 156.1K ↓
• F
  fotofabriekSoftware

  The free professional design software for easily creating a photo product.

  Free 4.10.0

Related guide: Change the default app for a file type in Windows