evilsocket/opensnitch

Linux app firewall that lets you control and monitor outgoing connections per app

AI-powered tool for capturing WiFi handshakes on a Raspberry Pi
evilsocket/pwnagotchi
network firewall and privacy tool for monitoring and blocking app connections
safing/portmaster
Android firewall app for blocking internet access per app
ukanth/afwall
A netstat alternative for socket and port monitoring
theopfr/somo
A DIY version of the Great Firewall
apernet/OpenGFW
tunnel any traffic over websockets to bypass firewalls and proxies
erebe/wstunnel
Real-time network monitoring, connection tracking, and deep packet inspection in your terminal
domcyrus/rustnet
Monitor and analyze your network traffic in real time
GyulyVGC/sniffnet
Open-source WebSockets server, Pusher-compatible, built for real-time apps
soketi/soketi
Open-source web application firewall
chaitin/SafeLine