UPX: Ultimate Pack and Unpack Tool
UPX is a powerful and efficient packer for executable files that drastically reduces their size while maintaining performance, making it a must-have for developers looking to optimize their applications.
UPX is a popular software tool created by NickUs Soft, Inc. It's designed to help users compress executable files by up to 80%. This software is commonly used by software developers and IT professionals to reduce the size of large files before distributing them.
The UPX tool offers a variety of compression options, including executable compression, file compression, and data compression. These options are easy to access and come with clear instructions for use, making UPX an efficient and user-friendly tool.
- Executable compression: The executable compression feature allows users to compress executables and DLLs in various forms such as binaries or .NET assemblies.
- File compression: This feature enables users to compress any file such as text files, images, audio and video files, among others.
- Data compression: UPX can compress any kind of data by providing a flexible compression algorithm that supports many input file formats.
UPX is compatible with Windows and Linux operating systems, making it a versatile tool for a variety of users. The tool also supports several file types, including Windows Portable Executable (PE) files, ARM Linux Binary (ELF) files, Mach-O executable files, among others.
UPX is an excellent software tool that offers an easy-to-use and efficient solution for compressing executable and data files. Created by NickUs Soft, Inc., it is a reliable tool for software developers and IT professionals who need to reduce the size of large files before distribution.
Overview
UPX is a Commercial software in the category Education developed by NickUs Soft, Inc..
The latest version of UPX is 3.95, released on 08/27/2018. It was initially added to our database on 05/05/2008.
UPX runs on the following operating systems: Android/iOS/Windows.
UPX has not been rated by our users yet.
Pros
- UPX is free and open-source software, making it accessible to a wide range of users.
- It provides a way to compress executable files, reducing their size without affecting their functionality.
- UPX supports various executable formats including Windows PE, Linux ELF, MacOS Mach-O, etc.
- The software offers different compression levels to accommodate user preferences and requirements.
- It allows for the decompression of files, enabling users to restore the original file if needed.
Cons
- The compression process by UPX may sometimes result in longer loading times for the compressed executable.
- Some antivirus programs may flag the compressed files as suspicious due to the way UPX modifies executable files.
- While it supports various formats, some users may encounter compatibility issues with specific types of executables.
FAQ
What is UPX?
UPX (Ultimate Packer for eXecutables) is a free and open-source executable file compressor, created by the NickUs Soft, Inc.
What are the key features of UPX?
Key features of UPX include high compression ratio, fast decompression, support for various executable formats, multiple compression levels, and customizable compression options.
What are the supported executable file formats in UPX?
UPX supports a wide range of executable file formats including Windows PE (portable executable), Linux ELF (executable and linkable format), Mac Mach-O binaries, and more.
Is UPX compatible with all operating systems?
UPX is compatible with multiple operating systems including Windows, Linux, macOS, FreeBSD, and various UNIX-like systems.
How does UPX achieve high compression ratio?
UPX uses advanced compression techniques like LZMA and Huffman coding to achieve high compression ratios on executable files while still maintaining their functionality.
Can UPX compress any type of executable file?
UPX can compress a wide range of executables such as EXE files, DLLs, OCX files, SYS drivers, and more.
Is UPX safe to use?
Yes, UPX is considered safe to use. However, it's always recommended to download UPX from official sources to avoid potential security risks.
Are there any alternatives to UPX?
Yes, there are alternative executable file compressors available such as ASPack, PECompact, and MPress.
Can UPX be used commercially?
Yes, UPX can be used freely for both personal and commercial purposes as it is released under the GNU General Public License (GPL).
Is there documentation available for UPX?
Yes, UPX provides documentation and usage examples on their official website to help users understand and utilize its features effectively.
Pete Milner
I'm Pete, a software reviewer at UpdateStar with a passion for the ever-evolving world of technology. My background in engineering gives me a unique insight into the intricacies of software, allowing me to provide in-depth, knowledgeable reviews and analyses. Whether it's the newest software releases, tech innovations, or the latest trends, I'm here to break it all down for you. I work from UpdateStar’s Berlin main office.
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