.dec file: how to open it on Windows

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

• 
  UEFITool

  UEFITool is a cross-platform open source application written in C++/Qt, that parses UEFI-compatible firmware image into a tree structure, verifies image's integrity and provides a GUI to manipulate image's elements.

  Open source 72-alpha 5.4K ↓ ★ 5.8K
• 
  UEFIFind NE

  UEFIFind, which uses ffsParser to find image elements containing a specified pattern.

  Open source 72-alpha ★ 5.8K
• 
  UEFIExtract

  UEFIExtract, which uses ffsParser to parse supplied firmware image into a tree structure and dumps the parsed structure recursively on the FS.

  Open source 72-alpha ★ 5.8K

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