

Tailcat is a remix of Tailscale open source pieces to act like netcat, but over Tailscale’s data plane, without Tailscale’s control plane. Tailscale’s data plane (magicsock, internally) gives you point-to-point WireGuard®-encrypted tunnels between two machines with DERP as the NAT-hole-punching communication side channel and the ultimate relay-of-last-resort if NAT traversal fails. Instead of using the Tailscale control plane, all tailcat connection metadata is exchanged out of band, however you want.




Tell me you don’t know that the word politics means without telling me you don’t know that the word politics means.