Days vs GNS3
| Days | GNS3 | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Linux | Linux, macOS, self-hosted, Web, Windows |
| Simulation model | discrete-event | hybrid |
| Automation API | Yes | Yes |
| Free plan | — | Yes |
| Real-time emulation | — | Yes |
| Hardware-in-the-loop | — | Yes |
| Deployment options | — | desktop |
Both are listed in Best Network Simulation Software. On The Geeks Club, GNS3 scores higher on our published basis.