
Network Simulator
ns-3 is a discrete-event network simulator for Internet systems, targeted primarily for research and educational use. ns-3 is free software, licensed under the GNU GPLv2 license, and is publicly available for research, development, and use.
Recent News (Older)
ns-3.33 released
The ns-3.33 release is now available, due to contributions from twenty three authors. ns-3.33 contains the following new features:
- TCP CUBIC congestion control, and alignment of ECN handling with Linux behavior
- New error models for Wi-Fi, based on link simulation results
- A channel condition model for vehicular scenarios
WNS3 2021 Call for Papers
The project will be holding its next annual meeting virtually during the week of June 21, 2021. The Workshop on ns-3 Call for Papers is posted; the paper submission deadline is March 4, 2021.
ns-3 joins SPI
ns-3 has joined Software in the Public Interest (SPI) as an Associated Project.
Announcements

"ns" family of simulators awarded the 2020 ACM SIGCOMM Networking Systems Award
Link to announcement