Karapace vs Sourcemeta One
| Karapace | Sourcemeta One | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $35/mo | Free |
| Open source | No | No |
| Platforms | api, Linux, self-hosted | Linux, Web |
| Schema formats | Avro, Protobuf, JSON Schema | JSON Schema |
| Compatibility modes | NONE, BACKWARD, BACKWARD_TRANSITIVE, FORWARD, FORWARD_TRANSITIVE, FULL, FULL_TRANSITIVE | Backward-compatible change detection |
| Validation scope | event | api |
| Deployment options | hybrid | self_hosted |
| Approval workflows | — | Yes |
| Git synchronization | — | Yes |
Both are listed in Best Schema Registry Software. On Samsung Mobile US Press, Karapace scores higher on our published basis.