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readpe vs PE Tools: catalog facts
readpe	PE Tools

Best for: Malware analysts and reverse engineers inspecting Windows executables	Best for: Reverse engineers and analysts examining Windows executables
Free Free and open source under GPL-2.0-or-later.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	Windows
Analyzes Portable Executable binaries from the command line Build instructions cover Linux, macOS, and Windows through Cygwin Includes multiple utilities for PE file analysis	Editor covers PE headers, sections and all main directories Dumps running processes and rebuilds PE files Side-by-side comparison of two PE files Address calculator for VA, RVA and file offsets
Windows builds require Cygwin	Windows only Older-style interface aimed at experienced users Intended for analysis of software you are authorized to examine
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-or-later	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Offline features available
Official website Full listing and sources Sources for readpe github.com/mentebinaria/readpe Catalog checked October 8, 2026	Official website Full listing and sources Sources for PE Tools petoolse.github.io/petools Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.