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wstunnel vs frp: catalog facts
wstunnel	frp
Free The open-source software is available without a license fee. Hosting, hardware and…	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Connects a local client with a remotely hosted tunnel endpoint.	Connects a client behind NAT with a reachable server.
Requires configuring both ends and appropriate access controls.	Requires configuring a server and protecting exposed services.
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: Apache-2.0
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 September 22, 2026

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