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REDasm vs Rizin: catalog facts
REDasm	Rizin

Best for: Reverse engineers who want a free, open-source disassembler	Best for: Reverse engineers and security researchers who work from the command line
Free Free and open source under the GPL-3.0 licence.	Free Free and open source.
Windows	Windows, macOS, Linux, Command line
Supports multiple processor architectures Handles legacy executable formats Extensible through plugins Open source with no licence restrictions	Fast command-line disassembly and analysis Scriptable, with a well-defined command grammar Official Cutter GUI available Project files to save sessions
Little documentation on the project homepage Smaller community than established commercial disassemblers	Steep learning curve for the command shell Project support is still in beta
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: LGPL-3.0
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 REDasm redasm.dev Catalog checked October 2, 2026	Official website Full listing and sources Sources for Rizin rizin.re Catalog checked September 24, 2026

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