Compare software

NATMapCloudflare Tunnel
Free

Free and open source under the MIT licence.

 Freemium

cloudflared is free and open source, and Cloudflare Tunnel is available on Cloudflare's…

Windows, Linux, Command line Windows, macOS, Linux, Command line
  • Exposes internal TCP and UDP services without a relay server
  • Bind mode keeps traffic out of the program
  • No inbound ports opened; the daemon connects outbound to Cloudflare
  • Works behind carrier-grade NAT where port forwarding is impossible
  • Only works when every NAT layer is full cone
  • No published release binaries in the repository
  • Requires a Cloudflare account and a domain on Cloudflare
  • Your traffic passes through Cloudflare, which is a dependency and a trust decision
Downloadable app Downloadable app
Open source Open source
License: MIT License: Apache-2.0
No account needed Account needed
Not stated if it works offline Needs internet

Checked October 2, 2026

Checked September 21, 2026

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