There are 9 other file types using
the 1 file extension!

1 file icon.1 - Inno Setup binary file

1 file icon.1 - Pro/ENGINEER backup file

1 file icon.1 - Mozilla Firefox cookie, image, popup permissions

1 file icon.1 - GNU Screen log file

1 file icon.1 - Stuffit archive file

1 file icon.1 - Super Nintendo split ROM image

1 file icon.1 - The File Splitter split file

1 file icon.1 - AIM AOL Instant Messenger file

1 file icon.1 - Google Android cache

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1 file extension - Unix unformatted manual page

What is 1 file? How to open 1 files?

File type specification:

Text file type icon Text file type

The 1 file extension is associated with the Unix and Unix based operating systems available for various computer platforms developed by AT&T Inc.

This type of .1 file contains unformatted manual page stored in Unix processing document system file format (Roff/nroff/troff/groff).

The default software associated to 1 file type:

Unix icon

The Open Group logo Unix  Linux/Unix software

Company or developer:
  The Open Group

Unix is multi-tasking operating system for various platforms. The first version was released in 1969. It is developed by AT&T as well as various commercial vendors, universities and non-profit organizations. Traditional Original Unix systems have characteristics of Version 7 Unix or UNIX System V. Unix Specification have Mac OS X, Mac OS X Server, Solaris, AIX, HP/UX, z/OS etc. Other systems, such as Linux and BSD are called Unix-like or Unix system-like.

Help how to open 1 files:

As far as we know, this file type can be accessed on Unix or perhaps also some Linux distribution system.s

How to convert file with extension 1:

Possibly can be exported to other text or document formats with some app on Unix/Linux platform.

List of recommended software applications associated to the .1 file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open 1 file, edit 1 file, convert 1 file, view 1 file, play 1 file etc. (if exist software for corresponding action in's database).

  • Others 1 file

Unspecified and all other actions for computer programs working with 1 file - Unix unformatted manual page

Click on the software link(s) for more information. Suggested software applications use 1 file type for internal purposes and/or also by different way than common edit or open 1 file actions.

Apple macOS / Mac OS X:


Main software associated with 1 file by default:
Unix small icon Unix
Other suggested software:
Linux operating systems small icon Linux operating systems
FreeBSD small icon FreeBSD
NetBSD small icon NetBSD

Other operating systems or devices:

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