Best OMNeT++ Alternatives in 2026
Updated
20 tools from network simulation software ranked against OMNeT++ on the same published basis.
- 2OMNeT++ vs EVE-NG
- 3OMNeT++ vs IMUNES
- 4OMNeT++ vs GNS3
- 5OMNeT++ vs Kathará
- 6OMNeT++ vs ns-3
- 7OMNeT++ vs OMNEST
- 8OMNeT++ vs Containerlab
- 9OMNeT++ vs NetSim by Tetcos
- 10OMNeT++ vs QuNetSim
- 11OMNeT++ vs Cloonix
- 12OMNeT++ vs EMANE
- 13OMNeT++ vs PacketStorm Network Emulators
- 14OMNeT++ vs Marionnet
- 15OMNeT++ vs Cisco Packet Tracer
- 16OMNeT++ vs Mininet
- 17OMNeT++ vs NetSim
- 18OMNeT++ vs PNETLab
- 19OMNeT++ vs EXata Network Modeling
- 20OMNeT++ vs MIMIC Simulator
- 21OMNeT++ vs Netropy Network Emulator
OMNeT++ alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 2 | EVE-NG | 7.6 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 3 | IMUNES | 7.6 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 4 | GNS3 | 7.3 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 5 | Kathará | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 6 | ns-3 | 7.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 7 | OMNEST | 7.3 | No | — | API, Linux, Mac, self-hosted, Windows |
| 8 | Containerlab | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 9 | NetSim by Tetcos | 7.1 | Free plan | Free | Windows |
| 10 | QuNetSim | 7.1 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 11 | Cloonix | 7.0 | Free plan | Free | Linux, Web |
| 12 | EMANE | 7.0 | Free plan | Free | Linux, self-hosted |
| 13 | PacketStorm Network Emulators | 6.3 | No | — | Web, Windows, Mac, Linux |
| 14 | Marionnet | 6.2 | No | — | Linux, Windows, Mac |
| 15 | Cisco Packet Tracer | 6.1 | No | — | Windows, Mac, Linux |
| 16 | Mininet | 6.1 | No | — | API, Linux, Mac, self-hosted, Windows |
| 17 | NetSim | 6.1 | No | — | Web, Windows, Mac, Linux |
| 18 | PNETLab | 6.1 | No | — | Web, Windows, Mac, Linux |
| 19 | EXata Network Modeling | 6.0 | No | — | Windows, Linux |
| 20 | MIMIC Simulator | 5.9 | No | — | Windows, Linux |
| 21 | Netropy Network Emulator | 5.8 | No | — | Web |
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Questions about OMNeT++ alternatives
What is the best alternative to OMNeT++?
EVE-NG, number 2 in network simulation software with a score of 7.6 out of 10. The others here: IMUNES, GNS3, Kathará and 16 more.
What is the best free alternative to OMNeT++?
EVE-NG is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.