Compare software

bore vs NATMap: catalog facts
bore	NATMap
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	Windows, Linux, Command line
Provides a small, self-hostable tunnel client and server.	Exposes internal TCP and UDP services without a relay server Bind mode keeps traffic out of the program
You need a reachable server for the remote end of the tunnel.	Only works when every NAT layer is full cone No published release binaries in the repository
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
Not stated if an account is needed	No account 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 2, 2026

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