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crocson vs Portal: catalog facts
crocson	Portal
Free Free and open source under the ISC licence.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Android	Windows, macOS, Linux, Command line
Sends files through a relay without port forwarding Works across Android and desktop systems	End-to-end encryption with a short one-time password Direct transfer on the same local network
Small project with few users Both ends need croc-compatible software	Command line only, with no graphical interface Relies on a relay server when machines cannot connect directly
Downloadable app	Downloadable app
Open source	Open source
License: ISC	License: MIT
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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