Also known as: .cfg

Commonly opened with
  • Any text editor
Supported platforms
  • Windows
  • macOS
  • Linux
Editable?
Yes, with common software
Viewable without special tools?
Usually, yes
Inherent format risk
Generally low risk
Safety guidance (not a guarantee)

This is a plain-text configuration or data format with no built-in ability to execute code on its own.

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File extension lookup

No upload, no sign-up — everything is analyzed locally in your browser.

Frequently asked questions

What is a .conf file?

A generic plain-text configuration file. Exact syntax varies by the specific application that reads it.

Can I edit a .conf file?

Yes — .conf files are commonly editable with software such as Any text editor.

Does having a .conf extension mean the file is safe?

No single extension can guarantee that. This is a plain-text configuration or data format with no built-in ability to execute code on its own. Always consider where the file came from, not just its name.

Privacy: The lookup above runs entirely in your browser. Nothing you type is uploaded, logged, or sent anywhere.

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