Open 1 file

1 file icon Did your computer fail to open 1 file? We explain what 1 files are and recommend software that we know can open your 1 files.

What is 1 file?

Files with 1 file extension can be commonly found on Unix platform and used for some document system.

1 file description

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:

Software that will open 1 file


A multi-tasking operating system for various platforms

GNU Emacs

A popular text editor for linux

Other 1 file extensions

1 - AIM AOL Instant Messenger file

Files with 1 extension are associated with AIM OL Instant Messenger and they are used as one of the internal various data files.

1 - GNU Screen log

A 1 file extension is related to the GNU Screen software. A 1 file contains log.

1 - Google Android cache

Files with 1 file extension are related to the Google Android, an operating system for smart phones and tablets. A 1 file contains cache.

1 - Inno Setup binary data

Files with 1 file extension can also be found as installation resource packs for program setups made using Inno Setup software.

1 - Mozilla Firefox cookie, image, popup permissions

Files with 1 extension are always used by Mozilla Firefox to store data for cookies.

1 - Pro/ENGINEER backup file

Files with 1 suffix can also be found as part of old Pro/ENGINEER 3D CAD software. Some sort of auto-recovery backup.

1 - Stuffit archive file

A 1 file extension is associated with the Stuffit and used for its archive files.

1 - Super Nintendo split ROM image

Files with .1 file extension can also be found as Super Nintendo ROM cartridge images for SNES emulators like Snes.9x

1 - The File Splitter split file

What file extension actually is?

Simply put, file extensions are the characters after the dot in the file name, so for example filename.mp3 has file extension „mp3“. This helps Windows to identify which program should be used to open the file.

We can help you to open your file

Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.

Only original software

Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.