Fine Free File Command

This is the home page for the open source implementation of the file(1) command that ships with every free operating system (OpenBSD, Linux, NetBSD, FreeBSD, etc.
Homepage:	http://www.darwinsys.com/file/
Function:	File Format Identification

Description

This is the home page for the open source implementation of the file(1) command that ships with every free operating system (OpenBSD, Linux, NetBSD, FreeBSD, etc.) and has been ported to most systems where people use free software (including OS/2, DOS, MS Windows, etc.).

User Experiences

• [2019-11-16] Linux and Unix file command tutorial with examples

Development Activity

All development activity is visible on GitHub: https://github.com/file/file/commits

Release Feed

Below the last 3 release feeds:

2024-11-27 15:37:46

[tag:github.com,2008:Repository/1303130/FILE5_46 FILE5_46]

by zoulasc

2023-07-27 19:46:14

[tag:github.com,2008:Repository/1303130/FILE5_45 FILE5_45]

by zoulasc

2022-12-26 18:18:22

[tag:github.com,2008:Repository/1303130/FILE5_44 FILE5_44]

by zoulasc

Activity Feed

Below the last 5 commits:

2026-01-25 16:07:06

[tag:github.com,2008:Grit::Commit/6de9e856c3f82290d34ea0bc9f2168e6a65e67ff From Egor: add lua5.5]

by zoulasc https://github.com/zoulasc

2026-01-23 17:02:27

[tag:github.com,2008:Grit::Commit/6d83f1d016c7da2f2af694db720caa600aafbc39 Add quite ok audio format (alexmyczko)]

by zoulasc https://github.com/zoulasc

2026-01-23 16:41:32

[tag:github.com,2008:Grit::Commit/0fac3e2c82230588a32c94d17e8997f470fcd5ee embeddedc: Add definition for ASAM e.V Measurement Data Format #159]

by zoulasc https://github.com/zoulasc

2026-01-19 18:53:58

[tag:github.com,2008:Grit::Commit/1df5be46f65a6490870830c17640b9cc6e8bb4f7 don't update times if stat(2) fails (Steven Grubb)]

by zoulasc https://github.com/zoulasc

2026-01-10 16:18:18

[tag:github.com,2008:Grit::Commit/acfbd73416b0e2022584bf112036aeb3ca5faa0a PR/706: xrayz: Add NUL termination check]

by zoulasc https://github.com/zoulasc