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UPX
Package
UPX
Title
UPX
Version
5.2.1
Date modified
2026-08-27.5
Date entered
2026-08-27
Description
High-performance executable packer
Summary
UPX is a free, portable, extendable, high-performance executable packer for several different executable formats.
Changes
* updated to v5.2.1
* v5.2.0
Author
Markus F.X.J. Oberhumer, Laszlo Molnar and John F. Reiser
Maintained by
Markus F.X.J. Oberhumer, Laszlo Molnar and John F. Reiser
Copying policy
GNU General Public License, Version 2
Keywords
executable packer
Platforms
DOS
Primary site
GitHub - upx
Alternate site
GitHub - upx/
upx
SourceForge - upx
CRC32
7fa7ac6f
SHA1
3b566ab483f4b986
ae94f8afc37b173a
000e3d32
Package size
3
,
426
,
233
bytes
Download
upx.zip
18
alternate versions
modified
2026-08-27.5
,
version
5.2.1
modified
2026-07-01.0
,
version
5.2.0
modified
2026-04-13.4
,
version
5.1.1
modified
2026-01-30.9
,
version
5.1.0
modified
2025-08-19.2
,
version
5.0.2
modified
2025-05-10.1
,
version
5.0.1
modified
2025-04-10.1
,
version
5.0.0
modified
2025-03-20.0
,
version
4.2.4
modified
2024-02-01.0
,
version
4.2.2
modified
2023-11-20.0
,
version
4.2.1
modified
2023-08-12.0
,
version
4.1.0
modified
2023-02-13.0
,
version
4.0.2
modified
2022-12-03.0
,
version
4.0.1
modified
2020-02-04.2
,
version
3.96
modified
2018-10-21.7
,
version
3.95
modified
2017-05-14.0
,
version
3.94
modified
2017-04-02.0
,
version
3.93
modified
2016-07-10.6
,
version
3.91
modified
2011-12-29.8
,
version
3.08
Available languages:
English
,
Deutsch
,
français
,
Türkçe
,
Svenska
page last modified on
Thu Aug 27 13:36:56 EDT 2026