LOIC is an open source network stress testing application, written in C#.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux
- Wine
Sweden
EU

Sites and apps similar to DDoS Attack Online include Low Orbit Ion Cannon, which is free and open source. Other options are DDoS-Guard, Grafana Cloud k6, CloudTest and Radware. In total there are six CDNs like DDoS Attack Online for Windows, Linux, iPhone, Chrome OS and self-hosting.
LOIC is an open source network stress testing application, written in C#.

DDoS-GUARD has been providing DDoS protection services since 2011. The company's own geodistributed DDoS mitigation network has nodes in the Netherlands, Hong Kong, Russia, Kazakhstan, and the United States.



Managed load testing platform built on k6, integrating performance testing into CI/CD pipelines, supporting frontend and backend scenarios, GUI test builder, browser recorder, and JavaScript scripting. Free tier offers virtual user hours, metrics, logs, traces, and observability.




Load Testing of Web Sites, Mobile Applications, Web Services, and Web Sockets. Real-Time Analytics, Public Cloud load injectors, rapid test development, real user data, network emulation, SLAs, all with CI Integration. 100VUs for free, forever.

Complete DDoS protection and load balancing solutions to ensure optimal security for applications in virtual, cloud and software defined data centers.



Despite its name, Fast DDoS Attack Cmd is just a portable ping tool based on Windows command-line (cmd) aimed to be used by casual\non-advanced Windows OS Users!

