Best OMNEST Alternatives in 2026
Updated
20 platforms from network simulation software ranked against OMNEST on the same published basis.
- 1OMNEST vs OMNeT++
- 2OMNEST vs EVE-NG
- 3OMNEST vs IMUNES
- 4OMNEST vs Kathará
- 5OMNEST vs NetSim by Tetcos
- 6OMNEST vs ns-3
- 8OMNEST vs Cloonix
- 9OMNEST vs GNS3
- 10OMNEST vs Mininet
- 11OMNEST vs Containerlab
- 12OMNEST vs EMANE
- 13OMNEST vs QuNetSim
- 14OMNEST vs Days
- 15OMNEST vs PacketStorm Network Emulators
- 16OMNEST vs Marionnet
- 17OMNEST vs Cisco Packet Tracer
- 18OMNEST vs PNETLab
- 19OMNEST vs Common Open Research Emulator (CORE)
- 20OMNEST vs EXata Network Modeling
- 21OMNEST vs MIMIC Simulator
OMNEST alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | OMNeT++ | 7.9 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 2 | EVE-NG | 7.4 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 3 | IMUNES | 7.4 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 4 | Kathará | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 5 | NetSim by Tetcos | 7.2 | Free plan | Free | Windows |
| 6 | ns-3 | 7.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 8 | Cloonix | 7.1 | Free plan | Free | Linux, Web |
| 9 | GNS3 | 7.1 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 10 | Mininet | 7.1 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 11 | Containerlab | 7.0 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 12 | EMANE | 7.0 | Free plan | Free | Linux, self-hosted |
| 13 | QuNetSim | 6.9 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 14 | Days | 6.2 | No | — | Linux |
| 15 | PacketStorm Network Emulators | 6.1 | No | — | Web, Windows, Mac, Linux |
| 16 | Marionnet | 6.0 | Free plan | Free | Linux, Mac, Windows |
| 17 | Cisco Packet Tracer | 5.9 | No | — | Windows, Mac, Linux |
| 18 | PNETLab | 5.9 | No | — | Web, Windows, Mac, Linux |
| 19 | Common Open Research Emulator (CORE) | 5.7 | No | — | Linux |
| 20 | EXata Network Modeling | 5.7 | No | — | Windows, Linux |
| 21 | MIMIC Simulator | 5.7 | No | — | Windows, Linux |
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Questions about OMNEST alternatives
What is the best alternative to OMNEST?
OMNeT++, number 1 in network simulation software with a score of 7.9 out of 10. The others here: EVE-NG, IMUNES, Kathará and 16 more.
What is the best free alternative to OMNEST?
OMNeT++ is the best-ranked alternative with a free plan. 13 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.