HiveMQ MQTT Broker vs Upstash QStash
| HiveMQ MQTT Broker | Upstash QStash | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | |
| Paid from | $299/mo | $1/mo |
| Platforms | api, Linux, self-hosted, Windows | api, Web |
| Free plan | Yes | Yes |
| Deployment model | hybrid | cloud |
| Delivery guarantees | configurable | at_least_once |
| Dead-letter queues | Yes | Yes |
| Maximum message size | 256 MB | 10 MB |
| Supported protocols | MQTT 3.1, MQTT 3.1.1, MQTT 5, TCP, TLS, WebSocket | HTTP |
| Max message size | 256 MB | |
| Ordering guarantees | per_queue |
Listed together in Best Message Broker Software