LuLu is the free open-source macOS firewall
Fast and light-weight API proxy firewall for request and response
OpenSnitch is a GNU/Linux port of the Little Snitch firewall
WAFW00F allows one to identify and fingerprint Web App Firewall
Serve as a reverse proxy to protect your web services from attacks
OWASP Coraza WAF is a golang modsecurity compatible firewall library
A high-performance MySQL proxy
A firewall for humans.
H2 is an embeddable RDBMS written in Java
Application allows you to block Internet access to other applications
Web Application Firewall (WAF) package for Laravel
Advanced open source tool for bypassing DPI-based censorship
All-in-one solution for high performance web content delivery
Firewall able to analyze visitor behavior & provide adapted response
Connect your devices into a secure WireGuard-based overlay network
Cross platform web application firewall (WAF) engine for Apache
OpenWRT plugin that provides proxy routing management
Integration of the Security component into the Symfony framework
Handy, High performance, ModSecurity compatible Nginx firewall module
Provide basic firewall program for Kevux using FLL.
Cloudflare Tunnel client (formerly Argo Tunnel)
An engine to make Tor network your default gateway
Block Mass Surveillance
Cross-platform multi-protocol VPN software
Proxmox VE Helper-Scripts (Community Edition)