.cdp file: how to open it on Windows

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

About the format

Format

CD Architect Project File

PRONOM identifier

fmt/2024, fmt/2025

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

• 
  ChanSort

  Process exported channel lists of many TVs' DTV and IDTV modes, and be able to import the processed lists back into the TV.

  Open source 2026-10-08 31.1K ↓ ★ 1.1K
• S
  Sublime Text 4

  Sublime is a sophisticated cross-platform text editor for code, markup and prose.

  Proprietary 4.0.0.421500

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