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Updated 9 h ago
UPX - the Ultimate Packer for eXecutables

Organization

Public GitHub footprint of UPX - the Ultimate Packer for eXecutables

@upx
View profile on GitHub

40

Public repositories

17,669

Total stars

225

Followers

The GitHub presence of UPX - the Ultimate Packer for eXecutables showcases a wide range of public repositories focused on executable packing and related tools. The organization primarily utilizes Shell, C++, C, CSS, and Makefile in their projects, including notable repositories like upx and upx-lzma-sdk, which serve as essential tools for developers.

Top languages

Shell 25C++ 6C 2CSS 1Makefile 1

Public repositories

upx

17,585

UPX - the Ultimate Packer for eXecutables

C++
Updated Jun 13, 2026

upx-lzma-sdk

26

[OBSOLETE] Superseded by https://github.com/upx/upx-vendor-lzma-sdk

C++
Updated Oct 15, 2024

upx-stubtools

17

Cross-assemblers, cross-binutils and cross-compilers needed for rebuilding the UPX stubs

Shell
Updated Feb 13, 2026

upx-automatic-builds

14

[OBSOLETE] Superseded by GitHub Actions https://github.com/upx/upx/actions

Unknown Language
Updated Apr 27, 2025

upx.github.io

9

Source for web page at https://upx.github.io/

CSS
Updated Mar 6, 2026

upx-test-build-with-zig

8

Test building UPX with Zig https://ziglang.org/download

Unknown Language
Updated Jun 8, 2026

upx-workflows-github-actions

2

Test repository for GitHub Actions

Makefile
Updated Dec 1, 2025

upx-vendor-lzma-sdk

2

UPX vendor git submodule

Shell
Updated Oct 2, 2025

upx-fork-apple-oss-distributions-xnu

2

UPX fork

C
Updated Mar 8, 2025

upx-test-threads

1

Test repository

C++
Updated Jun 12, 2026

upx-vendor-ucl

1

UPX vendor git submodule

Shell
Updated Nov 29, 2024

upx-vendor-valgrind

1

UPX vendor git submodule

Shell
Updated May 2, 2024

upx-testsuite

1

The UPX test suite, first take

Unknown Language
Updated Jan 14, 2024

upx-workflows-github-weekly

0

Test repository for GitHub Actions

C++
Updated Jun 12, 2026

upx-vendor-lzo

0

UPX vendor git submodule

Unknown Language
Updated Jun 1, 2026

upx-test-pledge

0

Test repository

C++
Updated Mar 6, 2026

upx-test-clibs

0

Test repository

C++
Updated Mar 6, 2026

upx-workflows-runner

0

Test repository for GitHub Actions

Unknown Language
Updated Jun 6, 2025

upx-vendor-xz

0

UPX vendor git submodule

Shell
Updated Jan 14, 2025

upx-vendor-catch2

0

UPX vendor git submodule

Shell
Updated Mar 14, 2024

upx-vendor-utest

0

UPX vendor git submodule

Shell
Updated Mar 12, 2024

upx-vendor-doctest-v1

0

UPX vendor git submodule

Shell
Updated Jan 14, 2024

upx-vendor-elfkickers

0

UPX vendor git submodule

Shell
Updated Jan 14, 2024

upx-testsuite-v2

0

The UPX test suite v2, comprehensive ELF files coverage

C
Updated Jan 14, 2024

upx-vendor-python2

0

UPX vendor git submodule

Shell
Updated Nov 26, 2023

upx-vendor-tinycc

0

UPX vendor git submodule

Shell
Updated Nov 26, 2023

upx-vendor-tauthon

0

UPX vendor git submodule

Shell
Updated Nov 24, 2023

upx-vendor-pledge

0

UPX vendor git submodule

Shell
Updated Nov 9, 2023

upx-vendor-rangeless

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-bzip2

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-patchelf

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-zlib

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-zstd

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-doctest

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-pdqsort

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-frozen

0

UPX vendor git submodule

Shell
Updated Oct 12, 2023

upx-vendor-boost-pfr

0

UPX vendor git submodule

Shell
Updated Jan 26, 2023

upx-vendor-boost-preprocessor

0

UPX vendor git submodule

Shell
Updated Jan 26, 2023

upx-vendor-xxhash

0

UPX vendor git submodule

Shell
Updated Jan 26, 2023

upx-vendor-pax-utils

0

UPX vendor git submodule

Shell
Updated Jan 20, 2023

Frequently asked questions

What does upx build on GitHub?

UPX builds various tools related to executable packing, primarily focusing on the UPX project itself, which is widely used for compressing executables. The organization also maintains supporting repositories like upx-lzma-sdk and upx-stubtools.

Which programming languages does upx use?

UPX's repositories prominently feature Shell and C++, along with C, CSS, and Makefile. This diverse selection of programming languages supports the functionality and integration of their executable packing tools.

Are upx's repositories public?

Yes, all of UPX's repositories on GitHub are public, allowing users and developers to access, contribute to, and audit their projects. This transparency is essential for collaboration and community engagement in open-source software development.

Is this exposure intended?

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