Go / firewall
ShellHub enables teams to easily access any Linux device behind firewall and NAT.
IkaGo is a proxy which helps bypassing UDP blocking, UDP QoS and NAT firewall written in Go.
Go library for the Cloudflare v4 API
Web-sockets tunnel for HTTP requests: facilitates requests to an HTTP server sitting behind a firewall
GoLang Windows API wrappers for System Info / User Management
Lanproxy is a reverse proxy to help you expose a local server behind a NAT or firewall to the internet. it supports any protocols over tcp (http https ssh ...)
A server for providing short-lived TLS certificates to all services within a firewall restricted network.
Seamless IP reputation based application-layer firewall for services written in Go
Command line agent for checkpoint firewall authentication