25
I Use This!
Inactive
Analyzed about 6 hours ago. based on code collected about 7 hours ago.

Project Summary

UPX (the Ultimate Packer for eXecutables) is a free, portable, extendable, high-performance executable packer for several different executable formats. It achieves an excellent compression ratio and offers very fast decompression. Your executables suffer no memory overhead or other drawbacks because of in-place decompression.
UPX aims to be Commercial Quality Freeware.

Tags

compression decompression executable packer

In a Nutshell, UPX...

GNU General Public License v2.0 or later
Permitted

Commercial Use

Modify

Distribute

Place Warranty

Forbidden

Sub-License

Hold Liable

Required

Distribute Original

Disclose Source

Include Copyright

State Changes

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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About Project Security

Languages

Languages?height=75&width=75
C
52%
C++
27%
Assembly
18%
4 Other
3%

30 Day Summary

Aug 19 2021 — Sep 18 2021

12 Month Summary

Sep 18 2020 — Sep 18 2021