Compare software

RustScan vs Rustcat: catalog facts
RustScan	Rustcat
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source under GPL-3.0.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Supports follow-up scripts and integration with other scanning tools.	Listen and connect modes Interactive command history and tab completion
Scan rate must suit the network and host resources available.	Intended for authorized testing
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.