Romeo vs Viper
| Romeo | Viper | |
|---|---|---|
| Platforms | extension, Linux, macOS, Web, Windows | |
| Free plan | Yes | Yes |
| Verification method | model-checking | hybrid |
| Supported formalisms | temporal-logic | contracts |
| Input languages | Timed Petri Nets | Viper language; Go, Python, and Rust via front-end tools |
| Deployment | self-hosted | self-hosted |
| Counterexamples | Yes |
Listed together in Best Formal Verification Tools