This article is great intro.
127.0.0.1 is localhost.
Can go to
Network tab to see details about requests and why they failed if they did fail. Can view headers etc
Web browsers will try to connect over port 80 by default.
Clash - Rule based tunnel in Go.
WebTTY - Share a terminal session over WebRTC.
libuv - Cross-platform asynchronous I/O.
mitmproxy - Free and open source interactive HTTPS proxy.
CFSSL - CloudFlare's PKI/TLS swiss army knife.
miniserve - CLI tool to serve files and dirs over HTTP.
SwiftNIO - Cross-platform asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients.
Wirefilter - Execution engine for Wireshark-like filters.
Mr.2 - Expose local server to external network.
stun - Simple layer-3 network tunnel written in C++.
devcert - Local HTTPS development made easy.
Open Screen Protocol - Suite of network protocols that allow user agents to implement the Presentation API and the Remote Playback API in an interoperable fashion.
Yggdrasil - Early-stage implementation of a fully end-to-end encrypted IPv6 network.
HoneyBadger - Quantum Insert detector/recorder.
SFTPGo - Full featured and highly configurable SFTP server software.
ZeroTier - Smart Ethernet Switch for Earth.
ssl-proxy - Simple single-command SSL reverse proxy with autogenerated certificates (LetsEncrypt, self-signed).
Netdata - Distributed, real-time, performance and health monitoring for systems and applications.
OpenDrop - Open Source AirDrop Implementation.