Clumsy is an open-source network simulation utility for Windows. It intercepts live network packets and allows you to artificially inject common network issues into your connection. Instead of writing complex scripts or modifying router firmware, Clumsy provides a simple graphical user interface (GUI) to degrade your network on demand. Key Use Cases
as highly suspicious. These files are often linked to information stealers designed to harvest sensitive data from your system. Version Discrepancy official Clumsy project Clumsy 0.4 V2 Download
The original project is maintained on GitHub and is the most stable and reliable source for the official version. The current stable version is and is fully functional. Clumsy is an open-source network simulation utility for
Once you hit "Start," Clumsy uses filters to decide which packets to capture. You can then enable specific functions to emulate various issues: Key Use Cases as highly suspicious
If you apply a filter and nothing happens, your filter syntax might be incorrect. Double-check your spelling, or fall back to the all filter temporarily to see if the tool is functioning. Conclusion
You can start and stop the simulation at any time while your target application continues to run. Diverse Network Functions: Lag: Hold packets for a set duration to simulate high ping.