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

empty icon.1 - Inno Setup binary data

empty icon.1 - Pro/ENGINEER backup file

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

empty icon.1 - GNU Screen log

empty icon.1 - Stuffit archive file

empty icon.1 - Super Nintendo split ROM image

empty icon.1 - The File Splitter split file

1 icon.1 - AIM AOL Instant Messenger file

empty icon.1 - Google Android cache

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).

These documents contains overview of general commands for the Unix operating system.

Example of .1 pages:
chmod.1
mkdir.1
rmdir.1

Updated: November 8, 2023

The default software associated to open 1 file:

Unix icon

The Open Group logoUnix  Linux/Unix software

Company or developer:
The Open Group

A multi-tasking operating system for various platforms, the first version of UNIX 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.

GNU Emacs icon

Free Software Foundation, Inc. logoGNU Emacs  Multiplatform software

Company or developer:
Free Software Foundation, Inc.

GNU Emacs is a popular, extensible and highly customizable text editor for Linux.

Help how to open:

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

How to convert:

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

List of software applications associated to the .1 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android 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 File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting 1 files.

Software that open 1 file - Unix unformatted manual page

Programs supporting the exension 1 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open 1 file action.

Microsoft Windows:

Apple macOS / Mac OS X:

Multiplatform:

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