The best Firewall alternative to NetLimiter is Portmaster, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to NetLimiter and 17 are Firewalls so hopefully you can find a suitable replacement. Other interesting Firewall alternatives to NetLimiter are simplewall, Fort Firewall, Little Snitch and Minimal Firewall.
Free, open-source privacy suite monitoring all network activity, blocking unwanted connections, using trusted filter lists for ads and malware, enforcing DNS-over-TLS, providing custom app and global rules, and supporting advanced privacy management.
Simple tool to configure Windows Filtering Platform (WFP) which can configure network activity on your computer.
Firewall application for monitoring and controlling outbound network connections, notifying users of attempted access, supporting rule-based blocking, real-time alerts on suspicious activity, and preventing unauthorized data transmission on macOS systems.
Minimal Firewall is a portable Windows firewall frontend that alerts users to internet connections without requiring custom kernel modifications or disabling core isolation, striking a balance between TinyWall's security and SimpleWall's functionality.
As soon as you’re connected to the Internet, your apps can send whatever they want to wherever they want, unnoticed by you, because all of this happens invisibly under the hood.
Gufw is an easy, intuitive way to manage your Linux firewall. It supports common tasks such as allowing or blocking pre-configured, common p2p, or individual ports port(s), and many others! Gufw is powered by Uncomplicated Firewall (ufw).
All the functionalities of a modern Next-Gen firewall in few clicks: MultiWAN, Deep Packet Inspection, VPNs, Threat Protection.
NetGenius is a modern Internet connection monitoring, control and optimization tool. It lets you watch the apps using your Internet in real-time, control their access, and get detailed usage reports. Bandwidth-sensitive applications like voice calls, videos or games can be...
BWMeter is a powerful bandwidth meter, monitor, traffic controller and firewall, which measures, displays and controls all traffic to/from your computer or on your network. Unlike other products, it can analyze the data packets (where they come from, where they go, which port...
CacheGuard is a free open-source network security appliance for startups and growing businesses that need enterprise-grade protection without the complexity or the cost.
Bandwidth manager, traffic shaper, tracker of transferred data, monitor, firewall. It manages connections centrally for company network or ISP's network deployed on Windows gateway.
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NetLimiter's primary usage is to limit speed. Portmaster doesn't limit speed. So Portmaster is irrelevant.