.sci file: how to open it on Windows

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

• 
  Notepad3

  Notepad like text editor based on the Scintilla source code.

  Free 7.26.602.1 84.4K ↓ ★ 6.7K
• 
  DeaDBeeF

  DeaDBeeF is a modular cross-platform audio player.

  Open source 1.10.0 3.2K ↓ ★ 2K

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