Azure Schema Registry vs Google Cloud Pub/Sub
| Azure Schema Registry | Google Cloud Pub/Sub | |
|---|---|---|
| Free plan | Yes | |
| Free trial | Yes | |
| Paid from | $40/mo | |
| Platforms | Web | api, Web |
| Free plan | No | Yes |
| Schema formats | Avro, JSON Schema, Protobuf | |
| Compatibility modes | Backward, Forward, None | |
| Validation scope | event | |
| Deployment options | cloud | |
| Deployment model | cloud | |
| Delivery guarantees | configurable | |
| Dead-letter queues | Yes | |
| Maximum message size | 10 MB | |
| Supported protocols | REST, gRPC | |
| Max message size | 10 MB |
Listed together in Best Schema Registry Software