Merge pull request #115 from degola/master

Added Punchmole

README.md

@@ -36,6 +36,7 @@ A lot of new tools have been developed since the list started, and many tools ha
 # Open source (at least with a reasonably permissive license)
 * [Tunnelmole](https://github.com/robbie-cahill/tunnelmole-client/) - Open source and optionally self hostable. The client and server are both written in TypeScript.
 * [Telebit](https://telebit.cloud/) - Written in JS. [Code](https://git.coolaj86.com/coolaj86/telebit.js).
+* [Punchmole](https://github.com/Degola/punchmole/) - Open source slim and only self-hostable. Simple and straight-forward configuration to use, customise and deploy quickly also as part of a Node project 
 * [tunnel.pyjam.as](https://tunnel.pyjam.as/) - No custom client; uses WireGuard directly instead. Written in Python. [source code](https://gitlab.com/pyjam.as/tunnel)
 * [SSH-J.com](https://bitbucket.org/ValdikSS/dropbear-sshj/) -  Public SSH Jump & Port Forwarding server. No software, no registration, just an anonymous SSH server for forwarding. Users are encouraged to use it for SSH exposure only, to preserve end-to-end encryption. No public ports, only in-SSH connectivity. Run `ssh ssh-j.com` and it will display usage information.
 * [frp](https://github.com/fatedier/frp) [![frp github stars badge](https://img.shields.io/github/stars/fatedier/frp?style=flat)](https://github.com/fatedier/frp/stargazers) - Comprehensive open alternative to ngrok. Supports UDP, and has a P2P mode. Supports multiplexing over TCP (single connection or pool), QUIC, and KCP.