Analyzed
1 day
ago.
based on code collected
1 day
ago.
Project Summary
File tests each argument in an attempt to classify it. There are three sets of tests, performed in this order: filesystem tests, magic number tests, and language tests. The first test that succeeds causes the file type to be printed.
Starting with version 4, the file command is not much more than a wrapper around the "magic" library.
In a Nutshell, file...
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has a well established, mature codebase
maintained by a small development team
with decreasing Y-O-Y commits -
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took an estimated 5 years of effort (COCOMO model)
starting with its first commit in August, 1987
ending with its most recent commit 6 days ago
Quick Reference
https://github.com/file/file
BSD 3-clause "New" or "Revised" License
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Hold Liable
Use Trademarks
Required
Include Copyright
Include License
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
Project Vulnerability Report
Security Confidence Index
Poor security track-record
Favorable security track-record
Vulnerability Exposure Index
Many reported vulnerabilities
Few reported vulnerabilities
Did You Know...
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nearly 1 in 3 companies have no process for identifying, tracking, or remediating known open source vulnerabilities
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30 Day SummaryJan 22 2026 — Feb 21 2026
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12 Month SummaryFeb 21 2025 — Feb 21 2026
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