Analyzed
about 20 hours
ago.
based on code collected
1 day
ago.
Project Summary
bzip2 is a freely available, patent free, high-quality data compressor. It typically compresses files to within 10% to 15% of the best available techniques (the PPM family of statistical compressors), whilst being around twice as fast at compression and six times faster at decompression.
In a Nutshell, bzip2...
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took an estimated 3 years of effort (COCOMO model)
starting with its first commit in August, 1997
ending with its most recent commit almost 5 years ago
Quick Reference
https://github.com/libarchive/bzip2
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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there are over 3,000 projects on the Open Hub with security vulnerabilities reported against them
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learn about Open Hub updates and features on the Open Hub blog
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30 Day SummaryJul 15 2026 — Aug 14 2026
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12 Month SummaryAug 14 2025 — Aug 14 2026
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