#Firewall
LuLu
LuLu is a free, open-source macOS firewall that monitors network connections in real time, blocks unauthorized outbound communication, and protects your system from malware and privacy breaches.
Murus
Murs is a firewall tool specifically designed for macOS, offering an intuitive graphical interface to precisely control application network access, monitor network traffic in real time, and enhance system security. It is ideal for users requiring detailed network management.
ShadowsocksX-NG
ShadowsocksX-NG is an open-source network proxy tool designed specifically for macOS, integrating the Shadowsocks protocol with AEAD encryption. It supports GFWList, PAC rules, and various acceleration plugins (such as KCPTUN, v2ray-plugin), delivering a secure, efficient, and intelligent proxy experience with background service capabilities.
ShadowsocksX
ShadowsocksX is a high-performance proxy tool designed specifically for macOS, featuring an advanced asynchronous I/O architecture and industrial-grade encryption algorithms. It enables users to securely and swiftly access restricted networks. With core advantages including ultra-fast connections, low resource consumption, and cross-platform compatibility, it is an ideal choice for scientific internet access.