UPX 5.2.0

1 · Freedos · June 28, 2026, 8:31 p.m.
UPX Executable Packer Software Optimization file-compression
Summary
UPX 5.2.0 is a free and efficient executable packer that notably reduces file size for various executable formats, including DOS, by 50% to 70%. The latest version includes mostly bug fixes, with details available on their website and GitHub.
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