Little Snitch 5.7.4
Little Snitch is a trustworthy and handy macOS application capable to monitor your network traffic and block various connections in order to protect your privacy.
Little Snitch is a trustworthy and handy macOS application capable to monitor your network traffic and block various connections in order to protect your privacy.
LuLu is the free, shared-source firewall for macOS. It's goal is simple; block any unknown outgoing connections, until approved by the user. While it was designed to generically detect malware by flagging unauthorized networking connections, LuLu can also be used to block OS components or 3rd-party applications from transmitting information to remote servers.
Murus Pro unleashes the great power of PF, offering a very wide set of features. It is a complete frontend for PF, and is bundled with Murus Logs Visualizer, an app to analyze PF logs and statistics, and Vallum, an application-layer firewall with real-time notifications. Access all advanced options to build and maintain a fully customized network infrastructure with your Mac.
Radio Silence is an outbound application firewall that lets you block Internet access from individual apps.