Apache Kafka vs Pravega
| Apache Kafka | Pravega | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | api, self-hosted | api, Linux, self-hosted |
| Deployment model | self-hosted | self-hosted |
| Stream processing | Yes | Yes |
| Delivery guarantee | both | exactly-once |
| Supported client languages | Java, Scala, Go, Python, C, C++, REST APIs | Java, Rust, Python |
| Free plan | — | Yes |
| Schema registry | — | Yes |
Both are listed in Best Event Streaming Platforms. On Freedom251, Pravega scores higher on our published basis.